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-rw-r--r--gcc-4.2.1-5666.3/gcc/configure.ac3733
1 files changed, 0 insertions, 3733 deletions
diff --git a/gcc-4.2.1-5666.3/gcc/configure.ac b/gcc-4.2.1-5666.3/gcc/configure.ac
deleted file mode 100644
index cd769793b..000000000
--- a/gcc-4.2.1-5666.3/gcc/configure.ac
+++ /dev/null
@@ -1,3733 +0,0 @@
-# configure.ac for GCC
-# Process this file with autoconf to generate a configuration script.
-
-# Copyright 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006
-# Free Software Foundation, Inc.
-
-#This file is part of GCC.
-
-#GCC is free software; you can redistribute it and/or modify it under
-#the terms of the GNU General Public License as published by the Free
-#Software Foundation; either version 2, or (at your option) any later
-#version.
-
-#GCC is distributed in the hope that it will be useful, but WITHOUT
-#ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
-#FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
-#for more details.
-
-#You should have received a copy of the GNU General Public License
-#along with GCC; see the file COPYING. If not, write to the Free
-#Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
-#02110-1301, USA.
-
-# --------------------------------
-# Initialization and sanity checks
-# --------------------------------
-
-AC_PREREQ(2.59)
-AC_INIT
-AC_CONFIG_SRCDIR(tree.c)
-AC_CONFIG_HEADER(auto-host.h:config.in)
-
-gcc_version=`cat $srcdir/BASE-VER`
-
-# Determine the host, build, and target systems
-AC_CANONICAL_BUILD
-AC_CANONICAL_HOST
-AC_CANONICAL_TARGET
-
-# Determine the noncanonical target name, for directory use.
-ACX_NONCANONICAL_TARGET
-
-# Determine the target- and build-specific subdirectories
-GCC_TOPLEV_SUBDIRS
-
-# Set program_transform_name
-AC_ARG_PROGRAM
-
-# Check for bogus environment variables.
-# Test if LIBRARY_PATH contains the notation for the current directory
-# since this would lead to problems installing/building glibc.
-# LIBRARY_PATH contains the current directory if one of the following
-# is true:
-# - one of the terminals (":" and ";") is the first or last sign
-# - two terminals occur directly after each other
-# - the path contains an element with a dot in it
-AC_MSG_CHECKING(LIBRARY_PATH variable)
-changequote(,)dnl
-case ${LIBRARY_PATH} in
- [:\;]* | *[:\;] | *[:\;][:\;]* | *[:\;]. | .[:\;]*| . | *[:\;].[:\;]* )
- library_path_setting="contains current directory"
- ;;
- *)
- library_path_setting="ok"
- ;;
-esac
-changequote([,])dnl
-AC_MSG_RESULT($library_path_setting)
-if test "$library_path_setting" != "ok"; then
-AC_MSG_ERROR([
-*** LIBRARY_PATH shouldn't contain the current directory when
-*** building gcc. Please change the environment variable
-*** and run configure again.])
-fi
-
-# Test if GCC_EXEC_PREFIX contains the notation for the current directory
-# since this would lead to problems installing/building glibc.
-# GCC_EXEC_PREFIX contains the current directory if one of the following
-# is true:
-# - one of the terminals (":" and ";") is the first or last sign
-# - two terminals occur directly after each other
-# - the path contains an element with a dot in it
-AC_MSG_CHECKING(GCC_EXEC_PREFIX variable)
-changequote(,)dnl
-case ${GCC_EXEC_PREFIX} in
- [:\;]* | *[:\;] | *[:\;][:\;]* | *[:\;]. | .[:\;]*| . | *[:\;].[:\;]* )
- gcc_exec_prefix_setting="contains current directory"
- ;;
- *)
- gcc_exec_prefix_setting="ok"
- ;;
-esac
-changequote([,])dnl
-AC_MSG_RESULT($gcc_exec_prefix_setting)
-if test "$gcc_exec_prefix_setting" != "ok"; then
-AC_MSG_ERROR([
-*** GCC_EXEC_PREFIX shouldn't contain the current directory when
-*** building gcc. Please change the environment variable
-*** and run configure again.])
-fi
-
-# -----------
-# Directories
-# -----------
-
-# Specify the local prefix
-local_prefix=
-AC_ARG_WITH(local-prefix,
-[ --with-local-prefix=DIR specifies directory to put local include],
-[case "${withval}" in
-yes) AC_MSG_ERROR(bad value ${withval} given for local include directory prefix) ;;
-no) ;;
-*) local_prefix=$with_local_prefix ;;
-esac])
-
-# Default local prefix if it is empty
-if test x$local_prefix = x; then
- local_prefix=/usr/local
-fi
-
-# Don't set gcc_gxx_include_dir to gxx_include_dir since that's only
-# passed in by the toplevel make and thus we'd get different behavior
-# depending on where we built the sources.
-gcc_gxx_include_dir=
-# Specify the g++ header file directory
-AC_ARG_WITH(gxx-include-dir,
-[ --with-gxx-include-dir=DIR
- specifies directory to put g++ header files],
-[case "${withval}" in
-yes) AC_MSG_ERROR(bad value ${withval} given for g++ include directory) ;;
-no) ;;
-*) gcc_gxx_include_dir=$with_gxx_include_dir ;;
-esac])
-
-# This logic must match libstdc++-v3/acinclude.m4:GLIBCXX_EXPORT_INSTALL_INFO.
-if test x${gcc_gxx_include_dir} = x; then
- if test x${enable_version_specific_runtime_libs} = xyes; then
- gcc_gxx_include_dir='${libsubdir}/include/c++'
- else
- libstdcxx_incdir='include/c++/$(version)'
- if test x$host != x$target; then
- libstdcxx_incdir="$target_alias/$libstdcxx_incdir"
- fi
-changequote(<<, >>)dnl
- gcc_gxx_include_dir="\$(libsubdir)/\$(unlibsubdir)/..\`echo \$(exec_prefix) | sed -e 's|^\$(prefix)||' -e 's|/[^/]*|/..|g'\`/$libstdcxx_incdir"
-changequote([, ])dnl
- fi
-fi
-
-AC_ARG_WITH(cpp_install_dir,
-[ --with-cpp-install-dir=DIR
- install the user visible C preprocessor in DIR
- (relative to PREFIX) as well as PREFIX/bin],
-[if test x$withval = xyes; then
- AC_MSG_ERROR([option --with-cpp-install-dir requires an argument])
-elif test x$withval != xno; then
- cpp_install_dir=$withval
-fi])
-
-# We would like to our source tree to be readonly. However when releases or
-# pre-releases are generated, the flex/bison generated files as well as the
-# various formats of manuals need to be included along with the rest of the
-# sources. Therefore we have --enable-generated-files-in-srcdir to do
-# just that.
-
-AC_MSG_CHECKING([whether to place generated files in the source directory])
- dnl generated-files-in-srcdir is disabled by default
- AC_ARG_ENABLE(generated-files-in-srcdir,
-[ --enable-generated-files-in-srcdir
- put copies of generated files in source dir
- intended for creating source tarballs for users
- without texinfo bison or flex.],
- generated_files_in_srcdir=$enableval,
- generated_files_in_srcdir=no)
-
-AC_MSG_RESULT($generated_files_in_srcdir)
-
-if test "$generated_files_in_srcdir" = "yes"; then
- GENINSRC=''
-else
- GENINSRC='#'
-fi
-AC_SUBST(GENINSRC)
-
-# -------------------
-# Find default linker
-# -------------------
-
-# With GNU ld
-AC_ARG_WITH(gnu-ld,
-[ --with-gnu-ld arrange to work with GNU ld.],
-gnu_ld_flag="$with_gnu_ld",
-gnu_ld_flag=no)
-
-# With pre-defined ld
-AC_ARG_WITH(ld,
-[ --with-ld arrange to use the specified ld (full pathname)],
-DEFAULT_LINKER="$with_ld")
-if test x"${DEFAULT_LINKER+set}" = x"set"; then
- if test ! -x "$DEFAULT_LINKER"; then
- AC_MSG_ERROR([cannot execute: $DEFAULT_LINKER: check --with-ld or env. var. DEFAULT_LINKER])
- elif $DEFAULT_LINKER -v < /dev/null 2>&1 | grep GNU > /dev/null; then
- gnu_ld_flag=yes
- fi
- AC_DEFINE_UNQUOTED(DEFAULT_LINKER,"$DEFAULT_LINKER",
- [Define to enable the use of a default linker.])
-fi
-
-AC_MSG_CHECKING([whether a default linker was specified])
-if test x"${DEFAULT_LINKER+set}" = x"set"; then
- if test x"$gnu_ld_flag" = x"no"; then
- AC_MSG_RESULT([yes ($DEFAULT_LINKER)])
- else
- AC_MSG_RESULT([yes ($DEFAULT_LINKER - GNU ld)])
- fi
-else
- AC_MSG_RESULT(no)
-fi
-
-# With demangler in GNU ld
-AC_ARG_WITH(demangler-in-ld,
-[ --with-demangler-in-ld try to use demangler in GNU ld.],
-demangler_in_ld="$with_demangler_in_ld",
-demangler_in_ld=no)
-
-# ----------------------
-# Find default assembler
-# ----------------------
-
-# With GNU as
-AC_ARG_WITH(gnu-as,
-[ --with-gnu-as arrange to work with GNU as],
-gas_flag="$with_gnu_as",
-gas_flag=no)
-
-AC_ARG_WITH(as,
-[ --with-as arrange to use the specified as (full pathname)],
-DEFAULT_ASSEMBLER="$with_as")
-if test x"${DEFAULT_ASSEMBLER+set}" = x"set"; then
- if test ! -x "$DEFAULT_ASSEMBLER"; then
- AC_MSG_ERROR([cannot execute: $DEFAULT_ASSEMBLER: check --with-as or env. var. DEFAULT_ASSEMBLER])
- elif $DEFAULT_ASSEMBLER -v < /dev/null 2>&1 | grep GNU > /dev/null; then
- gas_flag=yes
- fi
- AC_DEFINE_UNQUOTED(DEFAULT_ASSEMBLER,"$DEFAULT_ASSEMBLER",
- [Define to enable the use of a default assembler.])
-fi
-
-AC_MSG_CHECKING([whether a default assembler was specified])
-if test x"${DEFAULT_ASSEMBLER+set}" = x"set"; then
- if test x"$gas_flag" = x"no"; then
- AC_MSG_RESULT([yes ($DEFAULT_ASSEMBLER)])
- else
- AC_MSG_RESULT([yes ($DEFAULT_ASSEMBLER - GNU as)])
- fi
-else
- AC_MSG_RESULT(no)
-fi
-
-# ---------------
-# Find C compiler
-# ---------------
-
-# If a non-executable a.out is present (e.g. created by GNU as above even if
-# invoked with -v only), the IRIX 6 native ld just overwrites the existing
-# file, even when creating an executable, so an execution test fails.
-# Remove possible default executable files to avoid this.
-#
-# FIXME: This really belongs into AC_PROG_CC and can be removed once
-# Autoconf includes it.
-rm -f a.out a.exe b.out
-
-# Find the native compiler
-AC_PROG_CC
-AM_PROG_CC_C_O
-# autoconf is lame and doesn't give us any substitution variable for this.
-if eval "test \"`echo '$ac_cv_prog_cc_'${ac_cc}_c_o`\" = no"; then
- NO_MINUS_C_MINUS_O=yes
-else
- OUTPUT_OPTION='-o $@'
-fi
-AC_SUBST(NO_MINUS_C_MINUS_O)
-AC_SUBST(OUTPUT_OPTION)
-
-# Remove the -O2: for historical reasons, unless bootstrapping we prefer
-# optimizations to be activated explicitly by the toplevel.
-case "$CC" in
- */prev-gcc/xgcc*) ;;
- *) CFLAGS=`echo $CFLAGS | sed "s/-O[[s0-9]]* *//" ` ;;
-esac
-AC_SUBST(CFLAGS)
-
-# -------------------------
-# Check C compiler features
-# -------------------------
-
-AC_PROG_CPP
-AC_C_INLINE
-
-# sizeof(char) is 1 by definition.
-AC_CHECK_SIZEOF(void *)
-AC_CHECK_SIZEOF(short)
-AC_CHECK_SIZEOF(int)
-AC_CHECK_SIZEOF(long)
-AC_CHECK_TYPES([long long], [AC_CHECK_SIZEOF(long long)])
-AC_CHECK_TYPES([__int64], [AC_CHECK_SIZEOF(__int64)])
-
-# ---------------------
-# Warnings and checking
-# ---------------------
-
-# Check $CC warning features (if it's GCC).
-# We want to use -pedantic, but we don't want warnings about
-# * 'long long'
-# * variadic macros
-# * overlong strings
-# So, we only use -pedantic if we can disable those warnings.
-
-AC_CACHE_CHECK(
- [whether ${CC} accepts -Wno-long-long],
- [ac_cv_prog_cc_w_no_long_long],
- [save_CFLAGS="$CFLAGS"
- CFLAGS="-Wno-long-long"
- AC_COMPILE_IFELSE([AC_LANG_SOURCE([[]])],
- [ac_cv_prog_cc_w_no_long_long=yes],
- [ac_cv_prog_cc_w_no_long_long=no])
- CFLAGS="$save_CFLAGS"
- ])
-
-AC_CACHE_CHECK(
- [whether ${CC} accepts -Wno-variadic-macros],
- [ac_cv_prog_cc_w_no_variadic_macros],
- [save_CFLAGS="$CFLAGS"
- CFLAGS="-Wno-variadic-macros"
- AC_COMPILE_IFELSE([AC_LANG_SOURCE([[]])],
- [ac_cv_prog_cc_w_no_variadic_macros=yes],
- [ac_cv_prog_cc_w_no_variadic_macros=no])
- CFLAGS="$save_CFLAGS"
- ])
-
-AC_CACHE_CHECK(
- [whether ${CC} accepts -Wno-overlength-strings],
- [ac_cv_prog_cc_w_no_overlength_strings],
- [save_CFLAGS="$CFLAGS"
- CFLAGS="-Wno-overlength-strings"
- AC_COMPILE_IFELSE([AC_LANG_SOURCE([[]])],
- [ac_cv_prog_cc_w_no_overlength_strings=yes],
- [ac_cv_prog_cc_w_no_overlength_strings=no])
- CFLAGS="$save_CFLAGS"
- ])
-
-strict1_warn=
-if test $ac_cv_prog_cc_w_no_long_long = yes \
- && test $ac_cv_prog_cc_w_no_variadic_macros = yes \
- && test $ac_cv_prog_cc_w_no_overlength_strings = yes ; then
- strict1_warn="-pedantic -Wno-long-long -Wno-variadic-macros -Wno-overlength-strings"
-fi
-
-# Add -Wold-style-definition if it's accepted
-AC_CACHE_CHECK(
- [whether ${CC} accepts -Wold-style-definition],
- [ac_cv_prog_cc_w_old_style_definition],
- [save_CFLAGS="$CFLAGS"
- CFLAGS="-Wold-style-definition"
- AC_COMPILE_IFELSE([AC_LANG_SOURCE([[]])],
- [ac_cv_prog_cc_w_old_style_definition=yes],
- [ac_cv_prog_cc_w_old_style_definition=no])
- CFLAGS="$save_CFLAGS"
- ])
-if test $ac_cv_prog_cc_w_old_style_definition = yes ; then
- strict1_warn="${strict1_warn} -Wold-style-definition"
-fi
-
-# Add -Wmissing-format-attribute if it's accepted
-AC_CACHE_CHECK(
- [whether ${CC} accepts -Wmissing-format-attribute],
- [ac_cv_prog_cc_w_missing_format_attribute],
- [save_CFLAGS="$CFLAGS"
- CFLAGS="-Wmissing-format-attribute"
- AC_COMPILE_IFELSE([AC_LANG_SOURCE([[]])],
- [ac_cv_prog_cc_w_missing_format_attribute=yes],
- [ac_cv_prog_cc_w_missing_format_attribute=no])
- CFLAGS="$save_CFLAGS"
- ])
-if test $ac_cv_prog_cc_w_missing_format_attribute = yes ; then
- strict1_warn="${strict1_warn} -Wmissing-format-attribute"
-fi
-
-# Enable -Werror, period.
-AC_ARG_ENABLE(werror_always,
-[ --enable-werror-always enable -Werror always], [],
-[enable_werror_always=no])
-if test x${enable_werror_always} = xyes ; then
- strict1_warn="${strict1_warn} -Werror"
- WERROR=-Werror
-fi
-
-AC_SUBST(strict1_warn)
-
-# Get C++ compatibility warning flag, if supported.
-AC_CACHE_CHECK(
- [whether ${CC} accepts -Wc++-compat],
- [ac_cv_prog_cc_w_cxx_compat],
- [save_CFLAGS="$CFLAGS"
- CFLAGS="-Wc++-compat"
- AC_COMPILE_IFELSE([AC_LANG_SOURCE([[]])],
- [ac_cv_prog_cc_w_cxx_compat=yes],
- [ac_cv_prog_cc_w_cxx_compat=no])
- CFLAGS="$save_CFLAGS"
- ])
-if test x${ac_cv_prog_cc_w_cxx_compat} = xyes; then
- cxx_compat_warn="-Wc++-compat"
-fi
-AC_SUBST(cxx_compat_warn)
-
-
-# If the native compiler is GCC, we can enable warnings even in stage1.
-# That's useful for people building cross-compilers, or just running a
-# quick `make'.
-warn_cflags=
-if test "x$GCC" = "xyes"; then
- warn_cflags='$(GCC_WARN_CFLAGS)'
-fi
-AC_SUBST(warn_cflags)
-
-# Enable -Werror in bootstrap stage2 and later.
-is_release=
-if test x"`cat $srcdir/DEV-PHASE`" != xexperimental; then
- is_release=yes
-fi
-AC_ARG_ENABLE(werror,
-[ --enable-werror enable -Werror in bootstrap stage2 and later], [],
-[if test x$is_release = x ; then
- # Default to "yes" on development branches.
- enable_werror=yes
-else
- # Default to "no" on release branches.
- enable_werror=no
-fi])
-if test x$enable_werror = xyes ; then
- WERROR=-Werror
-fi
-AC_SUBST(WERROR)
-
-# Enable expensive internal checks
-AC_ARG_ENABLE(checking,
-[ --enable-checking[=LIST]
- enable expensive run-time checks. With LIST,
- enable only specific categories of checks.
- Categories are: yes,no,all,none,release.
- Flags are: assert,fold,gc,gcac,misc,
- rtlflag,rtl,runtime,tree,valgrind.],
-[ac_checking_flags="${enableval}"],[
-# Determine the default checks.
-if test x$is_release = x ; then
- ac_checking_flags=yes
-else
- ac_checking_flags=release
-fi])
-ac_assert_checking=1
-ac_checking=
-ac_fold_checking=
-ac_gc_checking=
-ac_gc_always_collect=
-ac_rtl_checking=
-ac_rtlflag_checking=
-ac_runtime_checking=1
-ac_tree_checking=
-ac_valgrind_checking=
-IFS="${IFS= }"; ac_save_IFS="$IFS"; IFS="$IFS,"
-for check in $ac_checking_flags
-do
- case $check in
- # these set all the flags to specific states
- yes) ac_assert_checking=1 ; ac_checking=1 ;
- ac_fold_checking= ; ac_gc_checking=1 ;
- ac_gc_always_collect= ; ac_rtl_checking= ;
- ac_rtlflag_checking=1 ; ac_runtime_checking=1 ;
- ac_tree_checking=1 ; ac_valgrind_checking= ;;
- no|none) ac_assert_checking= ; ac_checking= ;
- ac_fold_checking= ; ac_gc_checking= ;
- ac_gc_always_collect= ; ac_rtl_checking= ;
- ac_rtlflag_checking= ; ac_runtime_checking= ;
- ac_tree_checking= ; ac_valgrind_checking= ;;
- all) ac_assert_checking=1 ; ac_checking=1 ;
- ac_fold_checking=1 ; ac_gc_checking=1 ;
- ac_gc_always_collect=1 ; ac_rtl_checking=1 ;
- ac_rtlflag_checking=1 ; ac_runtime_checking=1 ;
- ac_tree_checking=1 ; ac_valgrind_checking= ;;
- release) ac_assert_checking=1 ; ac_checking= ;
- ac_fold_checking= ; ac_gc_checking= ;
- ac_gc_always_collect= ; ac_rtl_checking= ;
- ac_rtlflag_checking= ; ac_runtime_checking=1 ;
- ac_tree_checking= ; ac_valgrind_checking= ;;
- # these enable particular checks
- assert) ac_assert_checking=1 ;;
- fold) ac_fold_checking=1 ;;
- gc) ac_gc_checking=1 ;;
- gcac) ac_gc_always_collect=1 ;;
- misc) ac_checking=1 ;;
- rtl) ac_rtl_checking=1 ;;
- rtlflag) ac_rtlflag_checking=1 ;;
- runtime) ac_runtime_checking=1 ;;
- tree) ac_tree_checking=1 ;;
- valgrind) ac_valgrind_checking=1 ;;
- *) AC_MSG_ERROR(unknown check category $check) ;;
- esac
-done
-IFS="$ac_save_IFS"
-
-nocommon_flag=""
-if test x$ac_checking != x ; then
- AC_DEFINE(ENABLE_CHECKING, 1,
-[Define if you want more run-time sanity checks. This one gets a grab
- bag of miscellaneous but relatively cheap checks.])
- nocommon_flag=-fno-common
-fi
-AC_SUBST(nocommon_flag)
-if test x$ac_assert_checking != x ; then
- AC_DEFINE(ENABLE_ASSERT_CHECKING, 1,
-[Define if you want assertions enabled. This is a cheap check.])
-fi
-GCC_TARGET_TEMPLATE(ENABLE_RUNTIME_CHECKING)
-if test x$ac_runtime_checking != x ; then
- AC_DEFINE(ENABLE_RUNTIME_CHECKING, 1,
-[Define if you want runtime assertions enabled. This is a cheap check.])
-fi
-if test x$ac_tree_checking != x ; then
- AC_DEFINE(ENABLE_TREE_CHECKING, 1,
-[Define if you want all operations on trees (the basic data
- structure of the front ends) to be checked for dynamic type safety
- at runtime. This is moderately expensive. The tree browser debugging
- routines will also be enabled by this option.
- ])
- TREEBROWSER=tree-browser.o
-fi
-AC_SUBST(TREEBROWSER)
-if test x$ac_rtl_checking != x ; then
- AC_DEFINE(ENABLE_RTL_CHECKING, 1,
-[Define if you want all operations on RTL (the basic data structure
- of the optimizer and back end) to be checked for dynamic type safety
- at runtime. This is quite expensive.])
-fi
-if test x$ac_rtlflag_checking != x ; then
- AC_DEFINE(ENABLE_RTL_FLAG_CHECKING, 1,
-[Define if you want RTL flag accesses to be checked against the RTL
- codes that are supported for each access macro. This is relatively
- cheap.])
-fi
-if test x$ac_gc_checking != x ; then
- AC_DEFINE(ENABLE_GC_CHECKING, 1,
-[Define if you want the garbage collector to do object poisoning and
- other memory allocation checks. This is quite expensive.])
-fi
-if test x$ac_gc_always_collect != x ; then
- AC_DEFINE(ENABLE_GC_ALWAYS_COLLECT, 1,
-[Define if you want the garbage collector to operate in maximally
- paranoid mode, validating the entire heap and collecting garbage at
- every opportunity. This is extremely expensive.])
-fi
-if test x$ac_fold_checking != x ; then
- AC_DEFINE(ENABLE_FOLD_CHECKING, 1,
-[Define if you want fold checked that it never destructs its argument.
- This is quite expensive.])
-fi
-valgrind_path_defines=
-valgrind_command=
-
-dnl # This check AC_REQUIREs various stuff, so it *must not* be inside
-dnl # an if statement. This was the source of very frustrating bugs
-dnl # in converting to autoconf 2.5x!
-AC_CHECK_HEADER(valgrind.h, have_valgrind_h=yes, have_valgrind_h=no)
-
-if test x$ac_valgrind_checking != x ; then
- # It is certainly possible that there's valgrind but no valgrind.h.
- # GCC relies on making annotations so we must have both.
- AC_MSG_CHECKING(for VALGRIND_DISCARD in <valgrind/memcheck.h>)
- AC_PREPROC_IFELSE([AC_LANG_SOURCE(
- [[#include <valgrind/memcheck.h>
-#ifndef VALGRIND_DISCARD
-#error VALGRIND_DISCARD not defined
-#endif]])],
- [gcc_cv_header_valgrind_memcheck_h=yes],
- [gcc_cv_header_valgrind_memcheck_h=no])
- AC_MSG_RESULT($gcc_cv_header_valgrind_memcheck_h)
- AC_MSG_CHECKING(for VALGRIND_DISCARD in <memcheck.h>)
- AC_PREPROC_IFELSE([AC_LANG_SOURCE(
- [[#include <memcheck.h>
-#ifndef VALGRIND_DISCARD
-#error VALGRIND_DISCARD not defined
-#endif]])],
- [gcc_cv_header_memcheck_h=yes],
- [gcc_cv_header_memcheck_h=no])
- AC_MSG_RESULT($gcc_cv_header_memcheck_h)
- AM_PATH_PROG_WITH_TEST(valgrind_path, valgrind,
- [$ac_dir/$ac_word --version | grep valgrind- >/dev/null 2>&1])
- if test "x$valgrind_path" = "x" \
- || (test $have_valgrind_h = no \
- && test $gcc_cv_header_memcheck_h = no \
- && test $gcc_cv_header_valgrind_memcheck_h = no); then
- AC_MSG_ERROR([*** Can't find both valgrind and valgrind/memcheck.h, memcheck.h or valgrind.h])
- fi
- valgrind_path_defines=-DVALGRIND_PATH='\"'$valgrind_path'\"'
- valgrind_command="$valgrind_path -q"
- AC_DEFINE(ENABLE_VALGRIND_CHECKING, 1,
-[Define if you want to run subprograms and generated programs
- through valgrind (a memory checker). This is extremely expensive.])
- if test $gcc_cv_header_valgrind_memcheck_h = yes; then
- AC_DEFINE(HAVE_VALGRIND_MEMCHECK_H, 1,
- [Define if valgrind's valgrind/memcheck.h header is installed.])
- fi
- if test $gcc_cv_header_memcheck_h = yes; then
- AC_DEFINE(HAVE_MEMCHECK_H, 1,
- [Define if valgrind's memcheck.h header is installed.])
- fi
-fi
-AC_SUBST(valgrind_path_defines)
-AC_SUBST(valgrind_command)
-
-AC_ARG_ENABLE(mapped-location,
-[ --enable-mapped-location location_t is fileline integer cookie],,
-enable_mapped_location=no)
-
-if test "$enable_mapped_location" = yes ; then
- AC_DEFINE(USE_MAPPED_LOCATION, 1,
-[Define if location_t is fileline integer cookie.])
-fi
-
-# Enable code coverage collection
-AC_ARG_ENABLE(coverage,
-[ --enable-coverage[=LEVEL]
- enable compiler's code coverage collection.
- Use to measure compiler performance and locate
- unused parts of the compiler. With LEVEL, specify
- optimization. Values are opt, noopt,
- default is noopt],
-[case "${enableval}" in
- yes|noopt)
- coverage_flags="-fprofile-arcs -ftest-coverage -frandom-seed=\$@ -O0"
- ;;
- opt)
- coverage_flags="-fprofile-arcs -ftest-coverage -frandom-seed=\$@ -O2"
- ;;
- no)
- # a.k.a. --disable-coverage
- coverage_flags=""
- ;;
- *)
- AC_MSG_ERROR(unknown coverage setting $enableval)
- ;;
-esac],
-[coverage_flags=""])
-AC_SUBST(coverage_flags)
-
-AC_ARG_ENABLE(gather-detailed-mem-stats,
-[ --enable-gather-detailed-mem-stats enable detailed memory allocation stats gathering], [],
-[enable_gather_detailed_mem_stats=no])
-if test x$enable_gather_detailed_mem_stats = xyes ; then
- AC_DEFINE(GATHER_STATISTICS, 1,
- [Define to enable detailed memory allocation stats gathering.])
-fi
-
-# -------------------------------
-# Miscenalleous configure options
-# -------------------------------
-
-# With stabs
-AC_ARG_WITH(stabs,
-[ --with-stabs arrange to use stabs instead of host debug format],
-stabs="$with_stabs",
-stabs=no)
-
-# Determine whether or not multilibs are enabled.
-AC_ARG_ENABLE(multilib,
-[ --enable-multilib enable library support for multiple ABIs],
-[], [enable_multilib=yes])
-AC_SUBST(enable_multilib)
-
-# Enable __cxa_atexit for C++.
-AC_ARG_ENABLE(__cxa_atexit,
-[ --enable-__cxa_atexit enable __cxa_atexit for C++],
-[], [])
-
-# Enable C extension for decimal float if target supports it.
-AC_ARG_ENABLE(decimal-float,
-[ --enable-decimal-float enable decimal float extension to C],
-[
- if test x$enablevar = xyes ; then
- case $target in
- powerpc*-*-linux* | i?86*-*-linux*)
- enable_decimal_float=yes
- ;;
- *)
- AC_MSG_WARN(decimal float is not supported for this target, ignored)
- enable_decimal_float=no
- ;;
- esac
- fi
-], [enable_decimal_float=no])
-
-AC_SUBST(enable_decimal_float)
-
-dfp=`if test $enable_decimal_float = yes; then echo 1; else echo 0; fi`
-AC_DEFINE_UNQUOTED(ENABLE_DECIMAL_FLOAT, $dfp,
-[Define to 1 to enable decimal float extension to C.])
-
-# Enable threads
-# Pass with no value to take the default
-# Pass with a value to specify a thread package
-AC_ARG_ENABLE(threads,
-[ --enable-threads enable thread usage for target GCC
- --enable-threads=LIB use LIB thread package for target GCC],,
-[enable_threads=''])
-
-AC_ARG_ENABLE(tls,
-[ --enable-tls enable or disable generation of tls code
- overriding the assembler check for tls support],
-[
- case $enable_tls in
- yes | no) ;;
- *) AC_MSG_ERROR(['$enable_tls' is an invalid value for --enable-tls.
-Valid choices are 'yes' and 'no'.]) ;;
- esac
-], [enable_tls=''])
-
-AC_ARG_ENABLE(objc-gc,
-[ --enable-objc-gc enable the use of Boehm's garbage collector with
- the GNU Objective-C runtime],
-if test x$enable_objc_gc = xno; then
- objc_boehm_gc=''
-else
- objc_boehm_gc=1
-fi,
-objc_boehm_gc='')
-
-AC_ARG_WITH(dwarf2,
-[ --with-dwarf2 force the default debug format to be DWARF 2],
-dwarf2="$with_dwarf2",
-dwarf2=no)
-
-AC_ARG_ENABLE(shared,
-[ --disable-shared don't provide a shared libgcc],
-[
- case $enable_shared in
- yes | no) ;;
- *)
- enable_shared=no
- IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:,"
- for pkg in $enableval; do
- if test "X$pkg" = "Xgcc" || test "X$pkg" = "Xlibgcc"; then
- enable_shared=yes
- fi
- done
- IFS="$ac_save_ifs"
- ;;
- esac
-], [enable_shared=yes])
-AC_SUBST(enable_shared)
-
-AC_ARG_WITH(build-sysroot,
- [ --with-build-sysroot=sysroot
- use sysroot as the system root during the build])
-
-AC_ARG_WITH(sysroot,
-[ --with-sysroot[=DIR] Search for usr/lib, usr/include, et al, within DIR.],
-[
- case ${with_sysroot} in
- yes) TARGET_SYSTEM_ROOT='${exec_prefix}/${target_noncanonical}/sys-root' ;;
- *) TARGET_SYSTEM_ROOT=$with_sysroot ;;
- esac
-
- TARGET_SYSTEM_ROOT_DEFINE='-DTARGET_SYSTEM_ROOT=\"$(TARGET_SYSTEM_ROOT)\"'
- CROSS_SYSTEM_HEADER_DIR='$(TARGET_SYSTEM_ROOT)$(NATIVE_SYSTEM_HEADER_DIR)'
-
- if test "x$exec_prefix" = xNONE; then
- if test "x$prefix" = xNONE; then
- test_prefix=/usr/local
- else
- test_prefix=$prefix
- fi
- else
- test_prefix=$exec_prefix
- fi
- case ${TARGET_SYSTEM_ROOT} in
- "${test_prefix}"|"${test_prefix}/"*|\
- '${exec_prefix}'|'${exec_prefix}/'*)
- t="$TARGET_SYSTEM_ROOT_DEFINE -DTARGET_SYSTEM_ROOT_RELOCATABLE"
- TARGET_SYSTEM_ROOT_DEFINE="$t"
- ;;
- esac
-], [
- TARGET_SYSTEM_ROOT=
- TARGET_SYSTEM_ROOT_DEFINE=
- CROSS_SYSTEM_HEADER_DIR='$(gcc_tooldir)/sys-include'
-])
-AC_SUBST(TARGET_SYSTEM_ROOT)
-AC_SUBST(TARGET_SYSTEM_ROOT_DEFINE)
-AC_SUBST(CROSS_SYSTEM_HEADER_DIR)
-
-# Build with intermodule optimisations
-AC_ARG_ENABLE(intermodule,
-[ --enable-intermodule build the compiler in one step],
-[case ${enable_intermodule} in
- yes) onestep="-onestep";;
- *) onestep="";;
-esac],
-[onestep=""])
-AC_SUBST(onestep)
-
-# Sanity check enable_languages in case someone does not run the toplevel
-# configure # script.
-AC_ARG_ENABLE(languages,
-[ --enable-languages=LIST specify which front-ends to build],
-[case ,${enable_languages}, in
- ,,|,yes,)
- # go safe -- we cannot be much sure without the toplevel
- # configure's
- # analysis of which target libs are present and usable
- enable_languages=c
- ;;
- *,all,*)
- AC_MSG_ERROR([only the toplevel supports --enable-languages=all])
- ;;
- *,c,*)
- ;;
- *)
- enable_languages=c,${enable_languages}
- ;;
-esac],
-[enable_languages=c])
-
-# Used by documentation targets
-AC_SUBST(datarootdir)
-AC_SUBST(docdir)
-AC_SUBST(htmldir)
-
-# -------------------------
-# Checks for other programs
-# -------------------------
-
-AC_PROG_MAKE_SET
-
-# Find some useful tools
-AC_PROG_AWK
-# We need awk to create options.c and options.h.
-# Bail out if it's missing.
-case ${AWK} in
- "") AC_MSG_ERROR([can't build without awk, bailing out]) ;;
-esac
-
-gcc_AC_PROG_LN_S
-ACX_PROG_LN($LN_S)
-AC_PROG_RANLIB
-case "${host}" in
-*-*-darwin*)
- # By default, the Darwin ranlib will not treat common symbols as
- # definitions when building the archive table of contents. Other
- # ranlibs do that; pass an option to the Darwin ranlib that makes
- # it behave similarly.
- ranlib_flags="-c"
- ;;
-*)
- ranlib_flags=""
-esac
-AC_SUBST(ranlib_flags)
-
-gcc_AC_PROG_INSTALL
-
-# APPLE LOCAL begin Mach time
-AC_CHECK_HEADERS(mach/mach_time.h)
-# APPLE LOCAL end Mach time
-
-# See if cmp has --ignore-initial.
-gcc_AC_PROG_CMP_IGNORE_INITIAL
-
-# See if we have the mktemp command.
-AC_CHECK_PROG(have_mktemp_command, mktemp, yes, no)
-
-MISSING="${CONFIG_SHELL-/bin/sh} $srcdir/../missing"
-
-# See if makeinfo has been installed and is modern enough
-# that we can use it.
-gcc_AC_CHECK_PROG_VER(MAKEINFO, makeinfo, --version,
- [GNU texinfo.* \([0-9][0-9.]*\)],
- [4.[4-9]*])
-if test $gcc_cv_prog_makeinfo_modern = no; then
- MAKEINFO="$MISSING makeinfo"
- AC_MSG_WARN([
-*** Makeinfo is missing or too old.
-*** Info documentation will not be built.])
- BUILD_INFO=
-else
- BUILD_INFO=info
-fi
-AC_SUBST(BUILD_INFO)
-
-# Is pod2man recent enough to regenerate manpages?
-AC_MSG_CHECKING([for recent Pod::Man])
-if (perl -e 'use 1.10 Pod::Man') >/dev/null 2>&1; then
- AC_MSG_RESULT(yes)
- GENERATED_MANPAGES=generated-manpages
-else
- AC_MSG_RESULT(no)
- GENERATED_MANPAGES=
-fi
-AC_SUBST(GENERATED_MANPAGES)
-
-# How about lex?
-dnl Don't use AC_PROG_LEX; we insist on flex.
-dnl LEXLIB is not useful in gcc.
-AC_CHECK_PROGS([FLEX], flex, [$MISSING flex])
-
-# Bison?
-AC_CHECK_PROGS([BISON], bison, [$MISSING bison])
-
-# Binutils are not build modules, unlike bison/flex/makeinfo. So we
-# check for build == host before using them.
-
-# NM
-if test x${build} = x${host} && test -f $srcdir/../binutils/nm.c \
- && test -d ../binutils ; then
- NM='$(objdir)/../binutils/nm-new'
-else
- AC_CHECK_PROG(NM, nm, nm, ${CONFIG_SHELL-/bin/sh} ${srcdir}/../missing nm)
-fi
-
-# AR
-if test x${build} = x${host} && test -f $srcdir/../binutils/ar.c \
- && test -d ../binutils ; then
- AR='$(objdir)/../binutils/ar'
-else
- AC_CHECK_PROG(AR, ar, ar, ${CONFIG_SHELL-/bin/sh} ${srcdir}/../missing ar)
-fi
-
-
-# --------------------
-# Checks for C headers
-# --------------------
-
-AC_MSG_CHECKING(for GNU C library)
-AC_CACHE_VAL(gcc_cv_glibc,
-[AC_COMPILE_IFELSE([AC_LANG_PROGRAM(
- [[#include <features.h>]], [[
-#if ! (defined __GLIBC__ || defined __GNU_LIBRARY__)
-#error Not a GNU C library system
-#endif]])],
- [gcc_cv_glibc=yes],
- [gcc_cv_glibc=no])])
-AC_MSG_RESULT($gcc_cv_glibc)
-if test $gcc_cv_glibc = yes; then
- AC_DEFINE(_GNU_SOURCE, 1, [Always define this when using the GNU C Library])
-fi
-
-# Need to reject headers which give warnings, so that the -Werror bootstrap
-# works later. *sigh* This needs to come before all header checks.
-AC_PROG_CPP_WERROR
-
-AC_HEADER_STDC
-AC_HEADER_TIME
-ACX_HEADER_STRING
-AC_HEADER_SYS_WAIT
-AC_CHECK_HEADERS(limits.h stddef.h string.h strings.h stdlib.h time.h iconv.h \
- fcntl.h unistd.h sys/file.h sys/time.h sys/mman.h \
- sys/resource.h sys/param.h sys/times.h sys/stat.h \
- direct.h malloc.h langinfo.h ldfcn.h locale.h wchar.h)
-
-# Check for thread headers.
-AC_CHECK_HEADER(thread.h, [have_thread_h=yes], [have_thread_h=])
-AC_CHECK_HEADER(pthread.h, [have_pthread_h=yes], [have_pthread_h=])
-
-# These tests can't be done till we know if we have limits.h.
-gcc_AC_C_CHAR_BIT
-AC_C_BIGENDIAN
-
-# --------
-# UNSORTED
-# --------
-
-# Stage specific cflags for build.
-stage1_cflags=
-case $build in
-vax-*-*)
- if test x$GCC = xyes
- then
- stage1_cflags="-Wa,-J"
- else
- stage1_cflags="-J"
- fi
- ;;
-esac
-AC_SUBST(stage1_cflags)
-
-# These libraries may be used by collect2.
-# We may need a special search path to get them linked.
-AC_CACHE_CHECK(for collect2 libraries, gcc_cv_collect2_libs,
-[save_LIBS="$LIBS"
-for libs in '' -lld -lmld \
- '-L/usr/lib/cmplrs/cc2.11 -lmld' \
- '-L/usr/lib/cmplrs/cc3.11 -lmld'
-do
- LIBS="$libs"
- AC_TRY_LINK_FUNC(ldopen,
- [gcc_cv_collect2_libs="$libs"; break])
-done
-LIBS="$save_LIBS"
-test -z "$gcc_cv_collect2_libs" && gcc_cv_collect2_libs='none required'])
-case $gcc_cv_collect2_libs in
- "none required") ;;
- *) COLLECT2_LIBS=$gcc_cv_collect2_libs ;;
-esac
-AC_SUBST(COLLECT2_LIBS)
-
-# When building Ada code on Alpha, we need exc_resume which is usually in
-# -lexc. So test for it.
-save_LIBS="$LIBS"
-LIBS=
-AC_SEARCH_LIBS(exc_resume, exc)
-GNAT_LIBEXC="$LIBS"
-LIBS="$save_LIBS"
-AC_SUBST(GNAT_LIBEXC)
-
-# Some systems put ldexp and frexp in libm instead of libc; assume
-# they're both in the same place. jcf-dump needs them.
-save_LIBS="$LIBS"
-LIBS=
-AC_SEARCH_LIBS(ldexp, m)
-LDEXP_LIB="$LIBS"
-LIBS="$save_LIBS"
-AC_SUBST(LDEXP_LIB)
-
-# Use <inttypes.h> only if it exists,
-# doesn't clash with <sys/types.h>, and declares intmax_t.
-AC_MSG_CHECKING(for inttypes.h)
-AC_CACHE_VAL(gcc_cv_header_inttypes_h,
-[AC_COMPILE_IFELSE([AC_LANG_PROGRAM(
-[[#include <sys/types.h>
-#include <inttypes.h>]],
- [[intmax_t i = -1;]])],
- [gcc_cv_header_inttypes_h=yes],
- [gcc_cv_header_inttypes_h=no])])
-AC_MSG_RESULT($gcc_cv_header_inttypes_h)
-if test $gcc_cv_header_inttypes_h = yes; then
- AC_DEFINE(HAVE_INTTYPES_H, 1,
- [Define if you have a working <inttypes.h> header file.])
-fi
-
-dnl Disabled until we have a complete test for buggy enum bitfields.
-dnl gcc_AC_C_ENUM_BF_UNSIGNED
-
-define(gcc_UNLOCKED_FUNCS, clearerr_unlocked feof_unlocked dnl
- ferror_unlocked fflush_unlocked fgetc_unlocked fgets_unlocked dnl
- fileno_unlocked fprintf_unlocked fputc_unlocked fputs_unlocked dnl
- fread_unlocked fwrite_unlocked getchar_unlocked getc_unlocked dnl
- putchar_unlocked putc_unlocked)
-AC_CHECK_FUNCS(times clock kill getrlimit setrlimit atoll atoq \
- sysconf strsignal getrusage nl_langinfo scandir alphasort \
- gettimeofday mbstowcs wcswidth mmap mincore setlocale \
- gcc_UNLOCKED_FUNCS)
-
-if test x$ac_cv_func_mbstowcs = xyes; then
- AC_CACHE_CHECK(whether mbstowcs works, gcc_cv_func_mbstowcs_works,
-[ AC_RUN_IFELSE([AC_LANG_SOURCE([[#include <stdlib.h>
-int main()
-{
- mbstowcs(0, "", 0);
- return 0;
-}]])],
- [gcc_cv_func_mbstowcs_works=yes],
- [gcc_cv_func_mbstowcs_works=no],
- [gcc_cv_func_mbstowcs_works=yes])])
- if test x$gcc_cv_func_mbstowcs_works = xyes; then
- AC_DEFINE(HAVE_WORKING_MBSTOWCS, 1,
- [Define this macro if mbstowcs does not crash when its
- first argument is NULL.])
- fi
-fi
-
-AC_CHECK_TYPE(ssize_t, int)
-
-# Try to determine the array type of the second argument of getgroups
-# for the target system (int or gid_t).
-AC_TYPE_GETGROUPS
-if test "${target}" = "${build}"; then
- TARGET_GETGROUPS_T=$ac_cv_type_getgroups
-else
- case "${target}" in
- # This condition may need some tweaking. It should include all
- # targets where the array type of the second argument of getgroups
- # is int and the type of gid_t is not equivalent to int.
- *-*-sunos* | *-*-ultrix*)
- TARGET_GETGROUPS_T=int
- ;;
- *)
- TARGET_GETGROUPS_T=gid_t
- ;;
- esac
-fi
-AC_SUBST(TARGET_GETGROUPS_T)
-
-gcc_AC_FUNC_MMAP_BLACKLIST
-
-case "${host}" in
-*-*-*vms*)
- # Under VMS, vfork works very differently than on Unix. The standard test
- # won't work, and it isn't easily adaptable. It makes more sense to
- # just force it.
- ac_cv_func_vfork_works=yes
- ;;
-esac
-AC_FUNC_FORK
-
-AM_ICONV
-# Until we have in-tree GNU iconv:
-LIBICONV_DEP=
-AC_SUBST(LIBICONV_DEP)
-
-AM_LC_MESSAGES
-
-AM_LANGINFO_CODESET
-
-# We will need to find libiberty.h and ansidecl.h
-saved_CFLAGS="$CFLAGS"
-CFLAGS="$CFLAGS -I${srcdir} -I${srcdir}/../include"
-gcc_AC_CHECK_DECLS(getenv atol asprintf sbrk abort atof getcwd getwd \
- strsignal strstr strverscmp \
- errno snprintf vsnprintf vasprintf malloc realloc calloc \
- free basename getopt clock getpagesize gcc_UNLOCKED_FUNCS, , ,[
-#include "ansidecl.h"
-#include "system.h"])
-
-gcc_AC_CHECK_DECLS(getrlimit setrlimit getrusage, , ,[
-#include "ansidecl.h"
-#include "system.h"
-#ifdef HAVE_SYS_RESOURCE_H
-#include <sys/resource.h>
-#endif
-])
-
-AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
-#include "ansidecl.h"
-#include "system.h"
-#ifdef HAVE_SYS_RESOURCE_H
-#include <sys/resource.h>
-#endif
-]], [[rlim_t l = 0;]])],[],[AC_DEFINE([rlim_t],[long],
-[Define to \`long' if <sys/resource.h> doesn't define.])])
-
-# On AIX 5.2, <ldfcn.h> conflicts with <fcntl.h>, as both define incompatible
-# FREAD and FWRITE macros. Fortunately, for GCC's single usage of ldgetname
-# in collect2.c, <fcntl.h> isn't visible, but the configure test below needs
-# to undef these macros to get the correct value for HAVE_DECL_LDGETNAME.
-gcc_AC_CHECK_DECLS(ldgetname, , ,[
-#include "ansidecl.h"
-#include "system.h"
-#ifdef HAVE_LDFCN_H
-#undef FREAD
-#undef FWRITE
-#include <ldfcn.h>
-#endif
-])
-
-gcc_AC_CHECK_DECLS(times, , ,[
-#include "ansidecl.h"
-#include "system.h"
-#ifdef HAVE_SYS_TIMES_H
-#include <sys/times.h>
-#endif
-])
-
-gcc_AC_CHECK_DECLS(sigaltstack, , ,[
-#include "ansidecl.h"
-#include "system.h"
-#include <signal.h>
-])
-
-# More time-related stuff.
-AC_CACHE_CHECK(for struct tms, ac_cv_struct_tms, [
-AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
-#include "ansidecl.h"
-#include "system.h"
-#ifdef HAVE_SYS_TIMES_H
-#include <sys/times.h>
-#endif
-]], [[struct tms tms;]])],[ac_cv_struct_tms=yes],[ac_cv_struct_tms=no])])
-if test $ac_cv_struct_tms = yes; then
- AC_DEFINE(HAVE_STRUCT_TMS, 1,
- [Define if <sys/times.h> defines struct tms.])
-fi
-
-# use gcc_cv_* here because this doesn't match the behavior of AC_CHECK_TYPE.
-# revisit after autoconf 2.50.
-AC_CACHE_CHECK(for clock_t, gcc_cv_type_clock_t, [
-AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
-#include "ansidecl.h"
-#include "system.h"
-]], [[clock_t x;]])],[gcc_cv_type_clock_t=yes],[gcc_cv_type_clock_t=no])])
-if test $gcc_cv_type_clock_t = yes; then
- AC_DEFINE(HAVE_CLOCK_T, 1,
- [Define if <time.h> defines clock_t.])
-fi
-
-# Restore CFLAGS from before the gcc_AC_NEED_DECLARATIONS tests.
-CFLAGS="$saved_CFLAGS"
-
-gcc_AC_INITFINI_ARRAY
-
-# mkdir takes a single argument on some systems.
-gcc_AC_FUNC_MKDIR_TAKES_ONE_ARG
-
-# File extensions
-manext='.1'
-objext='.o'
-AC_SUBST(manext)
-AC_SUBST(objext)
-
-# With Setjmp/Longjmp based exception handling.
-AC_ARG_ENABLE(sjlj-exceptions,
-[ --enable-sjlj-exceptions
- arrange to use setjmp/longjmp exception handling],
-[sjlj=`if test $enableval = yes; then echo 1; else echo 0; fi`
-AC_DEFINE_UNQUOTED(CONFIG_SJLJ_EXCEPTIONS, $sjlj,
- [Define 0/1 to force the choice for exception handling model.])])
-
-# For platforms with the unwind ABI which includes an unwind library,
-# libunwind, we can choose to use the system libunwind.
-AC_ARG_WITH(system-libunwind,
-[ --with-system-libunwind use installed libunwind])
-
-# config.gcc also contains tests of with_system_libunwind.
-if test x$with_system_libunwind = xyes; then
- AC_DEFINE(HAVE_GETIPINFO, 1,
-[Define to 1 if system unwind library has _Unwind_GetIPInfo.])
-fi
-
-# --------------------------------------------------------
-# Build, host, and target specific configuration fragments
-# --------------------------------------------------------
-
-# Collect build-machine-specific information.
-. ${srcdir}/config.build
-
-# Collect host-machine-specific information.
-. ${srcdir}/config.host
-
-target_gtfiles=
-
-# Collect target-machine-specific information.
-. ${srcdir}/config.gcc
-
-extra_objs="${host_extra_objs} ${extra_objs}"
-extra_gcc_objs="${host_extra_gcc_objs} ${extra_gcc_objs}"
-
-# Default the target-machine variables that were not explicitly set.
-if test x"$tm_file" = x
-then tm_file=$cpu_type/$cpu_type.h; fi
-
-if test x"$extra_headers" = x
-then extra_headers=; fi
-
-if test x$md_file = x
-then md_file=$cpu_type/$cpu_type.md; fi
-
-if test x$out_file = x
-then out_file=$cpu_type/$cpu_type.c; fi
-
-if test x"$tmake_file" = x
-then tmake_file=$cpu_type/t-$cpu_type
-fi
-
-if test x"$dwarf2" = xyes
-then tm_file="$tm_file tm-dwarf2.h"
-fi
-
-# Say what files are being used for the output code and MD file.
-echo "Using \`$srcdir/config/$out_file' for machine-specific logic."
-echo "Using \`$srcdir/config/$md_file' as machine description file."
-
-# If any of the xm_file variables contain nonexistent files, warn
-# about them and drop them.
-
-bx=
-for x in $build_xm_file; do
- if test -f $srcdir/config/$x
- then bx="$bx $x"
- else AC_MSG_WARN($srcdir/config/$x does not exist.)
- fi
-done
-build_xm_file="$bx"
-
-hx=
-for x in $host_xm_file; do
- if test -f $srcdir/config/$x
- then hx="$hx $x"
- else AC_MSG_WARN($srcdir/config/$x does not exist.)
- fi
-done
-host_xm_file="$hx"
-
-tx=
-for x in $xm_file; do
- if test -f $srcdir/config/$x
- then tx="$tx $x"
- else AC_MSG_WARN($srcdir/config/$x does not exist.)
- fi
-done
-xm_file="$tx"
-
-count=a
-for f in $tm_file; do
- count=${count}x
-done
-if test $count = ax; then
- echo "Using \`$srcdir/config/$tm_file' as target machine macro file."
-else
- echo "Using the following target machine macro files:"
- for f in $tm_file; do
- echo " $srcdir/config/$f"
- done
-fi
-
-if test x$need_64bit_hwint = xyes; then
- AC_DEFINE(NEED_64BIT_HOST_WIDE_INT, 1,
-[Define to 1 if HOST_WIDE_INT must be 64 bits wide (see hwint.h).])
-fi
-
-if test x$use_long_long_for_widest_fast_int = xyes; then
- AC_DEFINE(USE_LONG_LONG_FOR_WIDEST_FAST_INT, 1,
-[Define to 1 if the 'long long' (or '__int64') is wider than 'long' but still
-efficiently supported by the host hardware.])
-fi
-
-count=a
-for f in $host_xm_file; do
- count=${count}x
-done
-if test $count = a; then
- :
-elif test $count = ax; then
- echo "Using \`$srcdir/config/$host_xm_file' as host machine macro file."
-else
- echo "Using the following host machine macro files:"
- for f in $host_xm_file; do
- echo " $srcdir/config/$f"
- done
-fi
-echo "Using ${out_host_hook_obj} for host machine hooks."
-
-if test "$host_xm_file" != "$build_xm_file"; then
- count=a
- for f in $build_xm_file; do
- count=${count}x
- done
- if test $count = a; then
- :
- elif test $count = ax; then
- echo "Using \`$srcdir/config/$build_xm_file' as build machine macro file."
- else
- echo "Using the following build machine macro files:"
- for f in $build_xm_file; do
- echo " $srcdir/config/$f"
- done
- fi
-fi
-
-case ${host} in
- powerpc*-*-darwin*)
- AC_CACHE_CHECK([whether mcontext_t fields have underscores],
- gcc_cv_mcontext_underscores,
- AC_COMPILE_IFELSE([
-#include <sys/signal.h>
-#include <ucontext.h>
-int main() { mcontext_t m; if (m->ss.srr0) return 0; return 0; }
-],
- gcc_cv_mcontext_underscores=no, gcc_cv_mcontext_underscores=yes))
- if test $gcc_cv_mcontext_underscores = yes; then
- AC_DEFINE(HAS_MCONTEXT_T_UNDERSCORES,,dnl
- [mcontext_t fields start with __])
- fi
- ;;
-esac
-
-# ---------
-# Threading
-# ---------
-
-# Check if a valid thread package
-case ${enable_threads} in
- "" | no)
- # No threads
- target_thread_file='single'
- ;;
- yes)
- # default
- target_thread_file='single'
- ;;
- aix | dce | gnat | irix | posix | posix95 | rtems | \
- single | solaris | vxworks | win32 )
- target_thread_file=${enable_threads}
- ;;
- *)
- echo "${enable_threads} is an unknown thread package" 1>&2
- exit 1
- ;;
-esac
-
-if test x${thread_file} = x; then
- # No thread file set by target-specific clauses in config.gcc,
- # so use file chosen by default logic above
- thread_file=${target_thread_file}
-fi
-
-# Make gthr-default.h if we have a thread file.
-gthread_flags=
-if test $thread_file != single; then
- rm -f gthr-default.h
- echo "#include \"gthr-${thread_file}.h\"" > gthr-default.h
- gthread_flags=-DHAVE_GTHR_DEFAULT
-fi
-AC_SUBST(gthread_flags)
-
-# --------
-# UNSORTED
-# --------
-
-use_cxa_atexit=no
-if test x$enable___cxa_atexit = xyes || \
- test x$enable___cxa_atexit = x -a x$default_use_cxa_atexit = xyes; then
- if test x$host = x$target; then
- AC_CHECK_FUNC(__cxa_atexit,[use_cxa_atexit=yes],
- [echo "__cxa_atexit can't be enabled on this target"])
- else
- # We can't check for __cxa_atexit when building a cross, so assume
- # it is available
- use_cxa_atexit=yes
- fi
- if test x$use_cxa_atexit = xyes; then
- AC_DEFINE(DEFAULT_USE_CXA_ATEXIT, 2,
- [Define if you want to use __cxa_atexit, rather than atexit, to
- register C++ destructors for local statics and global objects.
- This is essential for fully standards-compliant handling of
- destructors, but requires __cxa_atexit in libc.])
- fi
-fi
-
-use_getipinfo=yes
-if test x$with_system_libunwind = xyes; then
- if test x$host = x$target; then
- AC_SEARCH_LIBS(_Unwind_GetIPInfo, unwind,, [use_getipinfo=no])
- fi
-fi
-GCC_TARGET_TEMPLATE(HAVE_GETIPINFO)
-if test x$use_getipinfo = xyes; then
- AC_DEFINE(HAVE_GETIPINFO, 1,
- [Define to 1 if system unwind library has _Unwind_GetIPInfo.])
-else
- echo "The system unwind library does not support _Unwind_GetIPInfo."
-fi
-
-# Look for a file containing extra machine modes.
-if test -n "$extra_modes" && test -f $srcdir/config/$extra_modes; then
- extra_modes_file='$(srcdir)'/config/${extra_modes}
- AC_SUBST(extra_modes_file)
- AC_DEFINE_UNQUOTED(EXTRA_MODES_FILE, "config/$extra_modes",
- [Define to the name of a file containing a list of extra machine modes
- for this architecture.])
-fi
-
-# Convert extra_options into a form suitable for Makefile use.
-extra_opt_files=
-for f in $extra_options; do
- extra_opt_files="$extra_opt_files \$(srcdir)/config/$f"
-done
-AC_SUBST(extra_opt_files)
-
-# auto-host.h is the file containing items generated by autoconf and is
-# the first file included by config.h.
-# If host=build, it is correct to have bconfig include auto-host.h
-# as well. If host!=build, we are in error and need to do more
-# work to find out the build config parameters.
-if test x$host = x$build
-then
- build_auto=auto-host.h
-else
- # We create a subdir, then run autoconf in the subdir.
- # To prevent recursion we set host and build for the new
- # invocation of configure to the build for this invocation
- # of configure.
- tempdir=build.$$
- rm -rf $tempdir
- mkdir $tempdir
- cd $tempdir
- case ${srcdir} in
- /* | [A-Za-z]:[\\/]* ) realsrcdir=${srcdir};;
- *) realsrcdir=../${srcdir};;
- esac
- saved_CFLAGS="${CFLAGS}"
- CC="${CC_FOR_BUILD}" CFLAGS="${CFLAGS_FOR_BUILD}" \
- ${realsrcdir}/configure \
- --enable-languages=${enable_languages-all} \
- --target=$target_alias --host=$build_alias --build=$build_alias
- CFLAGS="${saved_CFLAGS}"
-
- # We just finished tests for the build machine, so rename
- # the file auto-build.h in the gcc directory.
- mv auto-host.h ../auto-build.h
- cd ..
- rm -rf $tempdir
- build_auto=auto-build.h
-fi
-AC_SUBST(build_subdir)
-
-tm_file="${tm_file} defaults.h"
-tm_p_file="${tm_p_file} tm-preds.h"
-host_xm_file="auto-host.h ansidecl.h ${host_xm_file}"
-build_xm_file="${build_auto} ansidecl.h ${build_xm_file}"
-# We don't want ansidecl.h in target files, write code there in ISO/GNU C.
-# put this back in temporarily.
-xm_file="auto-host.h ansidecl.h ${xm_file}"
-
-# --------
-# UNSORTED
-# --------
-
-changequote(,)dnl
-# Compile in configure arguments.
-if test -f configargs.h ; then
- # Being re-configured.
- gcc_config_arguments=`grep configuration_arguments configargs.h | sed -e 's/.*"\([^"]*\)".*/\1/'`
- gcc_config_arguments="$gcc_config_arguments : (reconfigured) $TOPLEVEL_CONFIGURE_ARGUMENTS"
-else
- gcc_config_arguments="$TOPLEVEL_CONFIGURE_ARGUMENTS"
-fi
-
-# Double all backslashes and backslash all quotes to turn
-# gcc_config_arguments into a C string.
-sed -e 's/\\/\\\\/g; s/"/\\"/g' <<EOF >conftest.out
-$gcc_config_arguments
-EOF
-gcc_config_arguments_str=`cat conftest.out`
-rm -f conftest.out
-
-cat > configargs.h <<EOF
-/* Generated automatically. */
-static const char configuration_arguments[] = "$gcc_config_arguments_str";
-static const char thread_model[] = "$thread_file";
-
-static const struct {
- const char *name, *value;
-} configure_default_options[] = $configure_default_options;
-EOF
-changequote([,])dnl
-
-# Internationalization
-ZW_GNU_GETTEXT_SISTER_DIR
-
-# If LIBINTL contains LIBICONV, then clear LIBICONV so we don't get
-# -liconv on the link line twice.
-case "$LIBINTL" in *$LIBICONV*)
- LIBICONV= ;;
-esac
-
-AC_ARG_ENABLE(secureplt,
-[ --enable-secureplt enable -msecure-plt by default for PowerPC],
-[], [])
-
-# Windows32 Registry support for specifying GCC installation paths.
-AC_ARG_ENABLE(win32-registry,
-[ --disable-win32-registry
- disable lookup of installation paths in the
- Registry on Windows hosts
- --enable-win32-registry enable registry lookup (default)
- --enable-win32-registry=KEY
- use KEY instead of GCC version as the last portion
- of the registry key],,)
-
-case $host_os in
- win32 | pe | cygwin* | mingw32* | uwin*)
- if test "x$enable_win32_registry" != xno; then
- AC_SEARCH_LIBS(RegOpenKeyExA, advapi32,, [enable_win32_registry=no])
- fi
-
- if test "x$enable_win32_registry" != xno; then
- AC_DEFINE(ENABLE_WIN32_REGISTRY, 1,
- [Define to 1 if installation paths should be looked up in the Windows
- Registry. Ignored on non-Windows hosts.])
-
- if test "x$enable_win32_registry" != xyes \
- && test "x$enable_win32_registry" != x; then
- AC_DEFINE_UNQUOTED(WIN32_REGISTRY_KEY, "$enable_win32_registry",
- [Define to be the last component of the Windows registry key under which
- to look for installation paths. The full key used will be
- HKEY_LOCAL_MACHINE/SOFTWARE/Free Software Foundation/{WIN32_REGISTRY_KEY}.
- The default is the GCC version number.])
- fi
- fi
- ;;
-esac
-
-# Get an absolute path to the GCC top-level source directory
-holddir=`${PWDCMD-pwd}`
-cd $srcdir
-topdir=`${PWDCMD-pwd}`
-cd $holddir
-
-# Conditionalize the makefile for this host machine.
-xmake_file=
-for f in ${host_xmake_file}
-do
- if test -f ${srcdir}/config/$f
- then
- xmake_file="${xmake_file} \$(srcdir)/config/$f"
- fi
-done
-
-# Conditionalize the makefile for this target machine.
-tmake_file_=
-for f in ${tmake_file}
-do
- if test -f ${srcdir}/config/$f
- then
- tmake_file_="${tmake_file_} \$(srcdir)/config/$f"
- fi
-done
-tmake_file="${tmake_file_}"
-
-# If the host doesn't support symlinks, modify CC in
-# FLAGS_TO_PASS so CC="stage1/xgcc -Bstage1/" works.
-# Otherwise, we can use "CC=$(CC)".
-rm -f symtest.tem
-case "$LN_S" in
- *-s*)
- cc_set_by_configure="\$(CC)"
- quoted_cc_set_by_configure="\$(CC)"
- stage_prefix_set_by_configure="\$(STAGE_PREFIX)"
- quoted_stage_prefix_set_by_configure="\$(STAGE_PREFIX)"
- ;;
- *)
- cc_set_by_configure="\`case '\$(CC)' in stage*) echo '\$(CC)' | sed -e 's|stage|../stage|g';; *) echo '\$(CC)';; esac\`"
- quoted_cc_set_by_configure="\\\`case '\\\$(CC)' in stage*) echo '\\\$(CC)' | sed -e 's|stage|../stage|g';; *) echo '\\\$(CC)';; esac\\\`"
- stage_prefix_set_by_configure="\`case '\$(STAGE_PREFIX)' in stage*) echo '\$(STAGE_PREFIX)' | sed -e 's|stage|../stage|g';; *) echo '\$(STAGE_PREFIX)';; esac\`"
- quoted_stage_prefix_set_by_configure="\\\`case '\\\$(STAGE_PREFIX)' in stage*) echo '\\\$(STAGE_PREFIX)' | sed -e 's|stage|../stage|g';; *) echo '\\\$(STAGE_PREFIX)';; esac\\\`"
- ;;
-esac
-
-# This is a terrible hack which will go away some day.
-host_cc_for_libada=${CC}
-AC_SUBST(host_cc_for_libada)
-
-out_object_file=`basename $out_file .c`.o
-
-tm_file_list="options.h"
-tm_include_list="options.h"
-for f in $tm_file; do
- case $f in
- defaults.h )
- tm_file_list="${tm_file_list} \$(srcdir)/$f"
- tm_include_list="${tm_include_list} $f"
- ;;
- * )
- tm_file_list="${tm_file_list} \$(srcdir)/config/$f"
- tm_include_list="${tm_include_list} config/$f"
- ;;
- esac
-done
-
-tm_p_file_list=
-tm_p_include_list=
-for f in $tm_p_file; do
- case $f in
- tm-preds.h )
- tm_p_file_list="${tm_p_file_list} $f"
- tm_p_include_list="${tm_p_include_list} $f"
- ;;
- * )
- tm_p_file_list="${tm_p_file_list} \$(srcdir)/config/$f"
- tm_p_include_list="${tm_p_include_list} config/$f"
- esac
-done
-
-xm_file_list=
-xm_include_list=
-for f in $xm_file; do
- case $f in
- ansidecl.h )
- xm_file_list="${xm_file_list} \$(srcdir)/../include/$f"
- xm_include_list="${xm_include_list} $f"
- ;;
- auto-host.h )
- xm_file_list="${xm_file_list} $f"
- xm_include_list="${xm_include_list} $f"
- ;;
- * )
- xm_file_list="${xm_file_list} \$(srcdir)/config/$f"
- xm_include_list="${xm_include_list} config/$f"
- ;;
- esac
-done
-
-host_xm_file_list=
-host_xm_include_list=
-for f in $host_xm_file; do
- case $f in
- ansidecl.h )
- host_xm_file_list="${host_xm_file_list} \$(srcdir)/../include/$f"
- host_xm_include_list="${host_xm_include_list} $f"
- ;;
- auto-host.h )
- host_xm_file_list="${host_xm_file_list} $f"
- host_xm_include_list="${host_xm_include_list} $f"
- ;;
- * )
- host_xm_file_list="${host_xm_file_list} \$(srcdir)/config/$f"
- host_xm_include_list="${host_xm_include_list} config/$f"
- ;;
- esac
-done
-
-build_xm_file_list=
-for f in $build_xm_file; do
- case $f in
- ansidecl.h )
- build_xm_file_list="${build_xm_file_list} \$(srcdir)/../include/$f"
- build_xm_include_list="${build_xm_include_list} $f"
- ;;
- auto-build.h | auto-host.h )
- build_xm_file_list="${build_xm_file_list} $f"
- build_xm_include_list="${build_xm_include_list} $f"
- ;;
- * )
- build_xm_file_list="${build_xm_file_list} \$(srcdir)/config/$f"
- build_xm_include_list="${build_xm_include_list} config/$f"
- ;;
- esac
-done
-
- # APPLE LOCAL begin mainline 4.3 2006-12-13 CROSS_DIRECTORY_STRUCTURE 4697325
-# Define macro CROSS_DIRECTORY_STRUCTURE in compilation if this is a
-# cross-compiler which does not use the native headers and libraries.
- # APPLE LOCAL end mainline 4.3 2006-12-13 CROSS_DIRECTORY_STRUCTURE 4697325
-# Also use all.cross instead of all.internal and adjust SYSTEM_HEADER_DIR.
-CROSS= AC_SUBST(CROSS)
-ALL=all.internal AC_SUBST(ALL)
-SYSTEM_HEADER_DIR='$(NATIVE_SYSTEM_HEADER_DIR)' AC_SUBST(SYSTEM_HEADER_DIR)
-
-if test "x$with_build_sysroot" != x; then
- build_system_header_dir=$with_build_sysroot'$(NATIVE_SYSTEM_HEADER_DIR)'
-else
- # This value is used, even on a native system, because
- # CROSS_SYSTEM_HEADER_DIR is just
- # $(TARGET_SYSTEM_ROOT)$(NATIVE_SYSTEM_HEADER_DIR).
- build_system_header_dir='$(CROSS_SYSTEM_HEADER_DIR)'
-fi
-
-if test x$host != x$target
-then
- # APPLE LOCAL begin mainline 4.3 2006-12-13 CROSS_DIRECTORY_STRUCTURE 4697325
- CROSS="-DCROSS_DIRECTORY_STRUCTURE"
- # APPLE LOCAL end mainline 4.3 2006-12-13 CROSS_DIRECTORY_STRUCTURE 4697325
- ALL=all.cross
- SYSTEM_HEADER_DIR=$build_system_header_dir
- case "$host","$target" in
- # Darwin crosses can use the host system's libraries and headers,
- # because of the fat library support. Of course, it must be the
- # same version of Darwin on both sides. Allow the user to
- # just say --target=foo-darwin without a version number to mean
- # "the version on this system".
- *-*-darwin*,*-*-darwin*)
- hostos=`echo $host | sed 's/.*-darwin/darwin/'`
- targetos=`echo $target | sed 's/.*-darwin/darwin/'`
- if test $hostos = $targetos -o $targetos = darwin ; then
- CROSS=
- SYSTEM_HEADER_DIR='$(NATIVE_SYSTEM_HEADER_DIR)'
- with_headers=yes
- fi
- ;;
-
- i?86-*-*,x86_64-*-* \
- | powerpc*-*-*,powerpc64*-*-*)
- CROSS="$CROSS -DNATIVE_CROSS" ;;
- esac
-elif test "x$TARGET_SYSTEM_ROOT" != x; then
- SYSTEM_HEADER_DIR=$build_system_header_dir
-fi
-
-# If this is a cross-compiler that does not
-# have its own set of headers then define
-# inhibit_libc
-
-# If this is using newlib, without having the headers available now,
-# then define inhibit_libc in LIBGCC2_CFLAGS.
-# This prevents libgcc2 from containing any code which requires libc
-# support.
-inhibit_libc=false
-if { { test x$host != x$target && test "x$with_sysroot" = x ; } ||
- test x$with_newlib = xyes ; } &&
- { test "x$with_headers" = x || test "x$with_headers" = xno ; } ; then
- inhibit_libc=true
-fi
-AC_SUBST(inhibit_libc)
-
-# When building gcc with a cross-compiler, we need to adjust things so
-# that the generator programs are still built with the native compiler.
-# Also, we cannot run fixincludes or fix-header.
-
-# These are the normal (build=host) settings:
-CC_FOR_BUILD='$(CC)' AC_SUBST(CC_FOR_BUILD)
-BUILD_CFLAGS='$(ALL_CFLAGS)' AC_SUBST(BUILD_CFLAGS)
-STMP_FIXINC=stmp-fixinc AC_SUBST(STMP_FIXINC)
-
-# Possibly disable fixproto, on a per-target basis.
-case ${use_fixproto} in
- no)
- STMP_FIXPROTO=
- ;;
- yes)
- STMP_FIXPROTO=stmp-fixproto
- ;;
-esac
-AC_SUBST(STMP_FIXPROTO)
-
-# And these apply if build != host, or we are generating coverage data
-if test x$build != x$host || test "x$coverage_flags" != x
-then
- BUILD_CFLAGS='$(INTERNAL_CFLAGS) $(T_CFLAGS) $(CFLAGS_FOR_BUILD)'
-
- if test "x$TARGET_SYSTEM_ROOT" = x; then
- if test "x$STMP_FIXPROTO" != x; then
- STMP_FIXPROTO=stmp-install-fixproto
- fi
- fi
-fi
-
-# Expand extra_headers to include complete path.
-# This substitutes for lots of t-* files.
-extra_headers_list=
-# Prepend $(srcdir)/config/${cpu_type}/ to every entry in extra_headers.
-for file in ${extra_headers} ; do
- extra_headers_list="${extra_headers_list} \$(srcdir)/config/${cpu_type}/${file}"
-done
-
-# Define collect2 in Makefile.
-case $host_can_use_collect2 in
- no) collect2= ;;
- *) collect2='collect2$(exeext)' ;;
-esac
-AC_SUBST([collect2])
-
-# Add a definition of USE_COLLECT2 if system wants one.
-case $use_collect2 in
- no) use_collect2= ;;
- "") ;;
- *)
- host_xm_defines="${host_xm_defines} USE_COLLECT2"
- xm_defines="${xm_defines} USE_COLLECT2"
- case $host_can_use_collect2 in
- no)
- AC_MSG_ERROR([collect2 is required but cannot be built on this system])
- ;;
- esac
- ;;
-esac
-
-# ---------------------------
-# Assembler & linker features
-# ---------------------------
-
-# Identify the assembler which will work hand-in-glove with the newly
-# built GCC, so that we can examine its features. This is the assembler
-# which will be driven by the driver program.
-#
-# If build != host, and we aren't building gas in-tree, we identify a
-# build->target assembler and hope that it will have the same features
-# as the host->target assembler we'll be using.
-gcc_cv_gas_major_version=
-gcc_cv_gas_minor_version=
-gcc_cv_as_gas_srcdir=`echo $srcdir | sed -e 's,/gcc$,,'`/gas
-
-m4_pattern_allow([AS_FOR_TARGET])dnl
-AS_VAR_SET_IF(gcc_cv_as,, [
-if test -x "$DEFAULT_ASSEMBLER"; then
- gcc_cv_as="$DEFAULT_ASSEMBLER"
-elif test -f $gcc_cv_as_gas_srcdir/configure.in \
- && test -f ../gas/Makefile \
- && test x$build = x$host; then
- gcc_cv_as=../gas/as-new$build_exeext
-elif test -x as$build_exeext; then
- # Build using assembler in the current directory.
- gcc_cv_as=./as$build_exeext
-elif test -x $AS_FOR_TARGET; then
- gcc_cv_as="$AS_FOR_TARGET"
-else
- AC_PATH_PROG(gcc_cv_as, $AS_FOR_TARGET)
-fi])
-
-ORIGINAL_AS_FOR_TARGET=$gcc_cv_as
-AC_SUBST(ORIGINAL_AS_FOR_TARGET)
-
-AC_MSG_CHECKING(what assembler to use)
-if test "$gcc_cv_as" = ../gas/as-new$build_exeext; then
- # Single tree build which includes gas. We want to prefer it
- # over whatever linker top-level may have detected, since
- # we'll use what we're building after installation anyway.
- AC_MSG_RESULT(newly built gas)
- in_tree_gas=yes
- _gcc_COMPUTE_GAS_VERSION
- in_tree_gas_is_elf=no
- if grep 'obj_format = elf' ../gas/Makefile > /dev/null \
- || (grep 'obj_format = multi' ../gas/Makefile \
- && grep 'extra_objects =.* obj-elf' ../gas/Makefile) > /dev/null
- then
- in_tree_gas_is_elf=yes
- fi
-else
- AC_MSG_RESULT($gcc_cv_as)
- in_tree_gas=no
-fi
-
-# Identify the linker which will work hand-in-glove with the newly
-# built GCC, so that we can examine its features. This is the linker
-# which will be driven by the driver program.
-#
-# If build != host, and we aren't building gas in-tree, we identify a
-# build->target linker and hope that it will have the same features
-# as the host->target linker we'll be using.
-gcc_cv_gld_major_version=
-gcc_cv_gld_minor_version=
-gcc_cv_ld_gld_srcdir=`echo $srcdir | sed -e 's,/gcc$,,'`/ld
-gcc_cv_ld_bfd_srcdir=`echo $srcdir | sed -e 's,/gcc$,,'`/bfd
-
-AS_VAR_SET_IF(gcc_cv_ld,, [
-if test -x "$DEFAULT_LINKER"; then
- gcc_cv_ld="$DEFAULT_LINKER"
-elif test -f $gcc_cv_ld_gld_srcdir/configure.in \
- && test -f ../ld/Makefile \
- && test x$build = x$host; then
- gcc_cv_ld=../ld/ld-new$build_exeext
-elif test -x collect-ld$build_exeext; then
- # Build using linker in the current directory.
- gcc_cv_ld=./collect-ld$build_exeext
-elif test -x $LD_FOR_TARGET; then
- gcc_cv_ld="$LD_FOR_TARGET"
-else
- AC_PATH_PROG(gcc_cv_ld, $LD_FOR_TARGET)
-fi])
-
-ORIGINAL_LD_FOR_TARGET=$gcc_cv_ld
-AC_SUBST(ORIGINAL_LD_FOR_TARGET)
-
-AC_MSG_CHECKING(what linker to use)
-if test "$gcc_cv_ld" = ../ld/ld-new$build_exeext; then
- # Single tree build which includes ld. We want to prefer it
- # over whatever linker top-level may have detected, since
- # we'll use what we're building after installation anyway.
- AC_MSG_RESULT(newly built ld)
- in_tree_ld=yes
- in_tree_ld_is_elf=no
- if (grep 'EMUL = .*elf' ../ld/Makefile \
- || grep 'EMUL = .*linux' ../ld/Makefile \
- || grep 'EMUL = .*lynx' ../ld/Makefile) > /dev/null; then
- in_tree_ld_is_elf=yes
- fi
- for f in $gcc_cv_ld_bfd_srcdir/configure $gcc_cv_ld_gld_srcdir/configure $gcc_cv_ld_gld_srcdir/configure.in $gcc_cv_ld_gld_srcdir/Makefile.in
- do
-changequote(,)dnl
- gcc_cv_gld_version=`sed -n -e 's/^[ ]*\(VERSION=[0-9]*\.[0-9]*.*\)/\1/p' < $f`
- if test x$gcc_cv_gld_version != x; then
- break
- fi
- done
- gcc_cv_gld_major_version=`expr "$gcc_cv_gld_version" : "VERSION=\([0-9]*\)"`
- gcc_cv_gld_minor_version=`expr "$gcc_cv_gld_version" : "VERSION=[0-9]*\.\([0-9]*\)"`
-changequote([,])dnl
-else
- AC_MSG_RESULT($gcc_cv_ld)
- in_tree_ld=no
-fi
-
-# Figure out what nm we will be using.
-gcc_cv_binutils_srcdir=`echo $srcdir | sed -e 's,/gcc$,,'`/binutils
-AS_VAR_SET_IF(gcc_cv_nm,, [
-if test -f $gcc_cv_binutils_srcdir/configure.in \
- && test -f ../binutils/Makefile \
- && test x$build = x$host; then
- gcc_cv_nm=../binutils/nm-new$build_exeext
-elif test -x nm$build_exeext; then
- gcc_cv_nm=./nm$build_exeext
-elif test -x $NM_FOR_TARGET; then
- gcc_cv_nm="$NM_FOR_TARGET"
-else
- AC_PATH_PROG(gcc_cv_nm, $NM_FOR_TARGET)
-fi])
-
-AC_MSG_CHECKING(what nm to use)
-if test "$gcc_cv_nm" = ../binutils/nm-new$build_exeext; then
- # Single tree build which includes binutils.
- AC_MSG_RESULT(newly built nm)
- in_tree_nm=yes
-else
- AC_MSG_RESULT($gcc_cv_nm)
- in_tree_nm=no
-fi
-
-ORIGINAL_NM_FOR_TARGET=$gcc_cv_nm
-AC_SUBST(ORIGINAL_NM_FOR_TARGET)
-
-# Figure out what objdump we will be using.
-AS_VAR_SET_IF(gcc_cv_objdump,, [
-if test -f $gcc_cv_binutils_srcdir/configure.in \
- && test -f ../binutils/Makefile \
- && test x$build = x$host; then
- # Single tree build which includes binutils.
- gcc_cv_objdump=../binutils/objdump$build_exeext
-elif test -x objdump$build_exeext; then
- gcc_cv_objdump=./objdump$build_exeext
-elif test -x $OBJDUMP_FOR_TARGET; then
- gcc_cv_objdump="$OBJDUMP_FOR_TARGET"
-else
- AC_PATH_PROG(gcc_cv_objdump, $OBJDUMP_FOR_TARGET)
-fi])
-
-AC_MSG_CHECKING(what objdump to use)
-if test "$gcc_cv_objdump" = ../binutils/objdump$build_exeext; then
- # Single tree build which includes binutils.
- AC_MSG_RESULT(newly built objdump)
-elif test x$gcc_cv_objdump = x; then
- AC_MSG_RESULT(not found)
-else
- AC_MSG_RESULT($gcc_cv_objdump)
-fi
-
-# Figure out what assembler alignment features are present.
-gcc_GAS_CHECK_FEATURE([.balign and .p2align], gcc_cv_as_balign_and_p2align,
- [2,6,0],,
-[.balign 4
-.p2align 2],,
-[AC_DEFINE(HAVE_GAS_BALIGN_AND_P2ALIGN, 1,
- [Define if your assembler supports .balign and .p2align.])])
-
-gcc_GAS_CHECK_FEATURE([.p2align with maximum skip], gcc_cv_as_max_skip_p2align,
- [2,8,0],,
- [.p2align 4,,7],,
-[AC_DEFINE(HAVE_GAS_MAX_SKIP_P2ALIGN, 1,
- [Define if your assembler supports specifying the maximum number
- of bytes to skip when using the GAS .p2align command.])])
-
-# APPLE LOCAL begin mainline x86_64 literal16
-gcc_GAS_CHECK_FEATURE([.literal16], gcc_cv_as_literal16,
- [2,8,0],,
- [.literal16],,
-[AC_DEFINE(HAVE_GAS_LITERAL16, 1,
- [Define if your assembler supports .literal16.])])
-# APPLE LOCAL end mainline x86_64 literal16
-
-gcc_GAS_CHECK_FEATURE([working .subsection -1], gcc_cv_as_subsection_m1,
- [elf,2,9,0],,
- [conftest_label1: .word 0
-.subsection -1
-conftest_label2: .word 0
-.previous],
- [if test x$gcc_cv_nm != x; then
- $gcc_cv_nm conftest.o | grep conftest_label1 > conftest.nm1
- $gcc_cv_nm conftest.o | grep conftest_label2 | sed -e 's/label2/label1/' > conftest.nm2
- if cmp conftest.nm1 conftest.nm2 > /dev/null 2>&1
- then :
- else gcc_cv_as_subsection_m1=yes
- fi
- rm -f conftest.nm1 conftest.nm2
- fi],
- [AC_DEFINE(HAVE_GAS_SUBSECTION_ORDERING, 1,
- [Define if your assembler supports .subsection and .subsection -1 starts
- emitting at the beginning of your section.])])
-
-gcc_GAS_CHECK_FEATURE([.weak], gcc_cv_as_weak,
- [2,2,0],,
- [ .weak foobar],,
-[AC_DEFINE(HAVE_GAS_WEAK, 1, [Define if your assembler supports .weak.])])
-
-gcc_GAS_CHECK_FEATURE([.weakref], gcc_cv_as_weakref,
- [2,17,0],,
- [ .weakref foobar, barfnot],,
-[AC_DEFINE(HAVE_GAS_WEAKREF, 1, [Define if your assembler supports .weakref.])])
-
-gcc_GAS_CHECK_FEATURE([.nsubspa comdat], gcc_cv_as_nsubspa_comdat,
- [2,15,91],,
- [ .SPACE $TEXT$
- .NSUBSPA $CODE$,COMDAT],,
-[AC_DEFINE(HAVE_GAS_NSUBSPA_COMDAT, 1, [Define if your assembler supports .nsubspa comdat option.])])
-
-# .hidden needs to be supported in both the assembler and the linker,
-# because GNU LD versions before 2.12.1 have buggy support for STV_HIDDEN.
-# This is irritatingly difficult to feature test for; we have to check the
-# date string after the version number. If we've got an in-tree
-# ld, we don't know its patchlevel version, so we set the baseline at 2.13
-# to be safe.
-# The gcc_GAS_CHECK_FEATURE call just sets a cache variable.
-gcc_GAS_CHECK_FEATURE([.hidden], gcc_cv_as_hidden,
- [elf,2,13,0],,
-[ .hidden foobar
-foobar:])
-
-AC_CACHE_CHECK(linker for .hidden support, gcc_cv_ld_hidden,
-[if test $in_tree_ld = yes ; then
- gcc_cv_ld_hidden=no
- if test "$gcc_cv_gld_major_version" -eq 2 -a "$gcc_cv_gld_minor_version" -ge 13 -o "$gcc_cv_gld_major_version" -gt 2 \
- && test $in_tree_ld_is_elf = yes; then
- gcc_cv_ld_hidden=yes
- fi
-else
- gcc_cv_ld_hidden=yes
- ld_ver=`$gcc_cv_ld --version 2>/dev/null | sed 1q`
- if echo "$ld_ver" | grep GNU > /dev/null; then
-changequote(,)dnl
- ld_vers=`echo $ld_ver | sed -n \
- -e 's,^.*[ ]\([0-9][0-9]*\.[0-9][0-9]*\)$,\1,p' \
- -e 's,^.*[ ]\([0-9][0-9]*\.[0-9][0-9]*\.[0-9][0-9]*\)$,\1,p' \
- -e 's,^.*[ ]\([0-9][0-9]*\.[0-9][0-9]*\.[0-9][0-9]*\.[0-9][0-9]*\)$,\1,p' \
- -e 's,^.*[ ]\([0-9][0-9]*\.[0-9][0-9]*\)[ ].*$,\1,p' \
- -e 's,^.*[ ]\([0-9][0-9]*\.[0-9][0-9]*\.[0-9][0-9]*\)[ ].*$,\1,p' \
- -e 's,^.*[ ]\([0-9][0-9]*\.[0-9][0-9]*\.[0-9][0-9]*\.[0-9][0-9]*\)[ ].*$,\1,p' \
- -e 's,^.*[ ]\([0-9][0-9]*\.[0-9][0-9]*\.[0-9][0-9]*\.[0-9][0-9]*\.[0-9][0-9]*\)[ -].*$,\1,p'`
- ld_date=`echo $ld_ver | sed -n 's,^.*\([2-9][0-9][0-9][0-9]\)[-]*\([01][0-9]\)[-]*\([0-3][0-9]\).*$,\1\2\3,p'`
- ld_vers_major=`expr "$ld_vers" : '\([0-9]*\)'`
- ld_vers_minor=`expr "$ld_vers" : '[0-9]*\.\([0-9]*\)'`
- ld_vers_patch=`expr "$ld_vers" : '[0-9]*\.[0-9]*\.\([0-9]*\)'`
- if test 0"$ld_date" -lt 20020404; then
- if test -n "$ld_date"; then
- # If there was date string, but was earlier than 2002-04-04, fail
- gcc_cv_ld_hidden=no
- elif test -z "$ld_vers"; then
- # If there was no date string nor ld version number, something is wrong
- gcc_cv_ld_hidden=no
- else
- test -z "$ld_vers_patch" && ld_vers_patch=0
- if test "$ld_vers_major" -lt 2; then
- gcc_cv_ld_hidden=no
- elif test "$ld_vers_major" -eq 2 -a "$ld_vers_minor" -lt 12; then
- gcc_cv_ld_hidden="no"
- elif test "$ld_vers_major" -eq 2 -a "$ld_vers_minor" -eq 12 -a "$ld_vers_patch" -eq 0; then
- gcc_cv_ld_hidden=no
- fi
- fi
-changequote([,])dnl
- fi
- else
- case "${target}" in
- hppa64*-*-hpux* | ia64*-*-hpux*)
- gcc_cv_ld_hidden=yes
- ;;
- *)
- gcc_cv_ld_hidden=no
- ;;
- esac
- fi
-fi])
-libgcc_visibility=no
-AC_SUBST(libgcc_visibility)
-GCC_TARGET_TEMPLATE([HAVE_GAS_HIDDEN])
-if test $gcc_cv_as_hidden = yes && test $gcc_cv_ld_hidden = yes; then
- libgcc_visibility=yes
- AC_DEFINE(HAVE_GAS_HIDDEN, 1,
- [Define if your assembler and linker support .hidden.])
-fi
-
-# Check if we have .[us]leb128, and support symbol arithmetic with it.
-gcc_GAS_CHECK_FEATURE([.sleb128 and .uleb128], gcc_cv_as_leb128,
- [elf,2,11,0],,
-[ .data
- .uleb128 L2 - L1
-L1:
- .uleb128 1280
- .sleb128 -1010
-L2:],
- [# GAS versions before 2.11 do not support uleb128,
- # despite appearing to.
- # ??? There exists an elf-specific test that will crash
- # the assembler. Perhaps it's better to figure out whether
- # arbitrary sections are supported and try the test.
- as_ver=`$gcc_cv_as --version 2>/dev/null | sed 1q`
- if echo "$as_ver" | grep GNU > /dev/null; then
-changequote(,)dnl
- as_ver=`echo $as_ver | sed -e 's/GNU assembler \([0-9.][0-9.]*\).*/\1/'`
- as_major=`echo $as_ver | sed 's/\..*//'`
- as_minor=`echo $as_ver | sed 's/[^.]*\.\([0-9]*\).*/\1/'`
-changequote([,])dnl
- if test $as_major -eq 2 && test $as_minor -lt 11
- then :
- else gcc_cv_as_leb128=yes
- fi
- fi],
- [AC_DEFINE(HAVE_AS_LEB128, 1,
- [Define if your assembler supports .sleb128 and .uleb128.])])
-
-# GAS versions up to and including 2.11.0 may mis-optimize
-# .eh_frame data.
-gcc_GAS_CHECK_FEATURE(eh_frame optimization, gcc_cv_as_eh_frame,
- [elf,2,12,0],,
-[ .text
-.LFB1:
- .4byte 0
-.L1:
- .4byte 0
-.LFE1:
- .section .eh_frame,"aw",@progbits
-__FRAME_BEGIN__:
- .4byte .LECIE1-.LSCIE1
-.LSCIE1:
- .4byte 0x0
- .byte 0x1
- .ascii "z\0"
- .byte 0x1
- .byte 0x78
- .byte 0x1a
- .byte 0x0
- .byte 0x4
- .4byte 1
- .p2align 1
-.LECIE1:
-.LSFDE1:
- .4byte .LEFDE1-.LASFDE1
-.LASFDE1:
- .4byte .LASFDE1-__FRAME_BEGIN__
- .4byte .LFB1
- .4byte .LFE1-.LFB1
- .byte 0x4
- .4byte .LFE1-.LFB1
- .byte 0x4
- .4byte .L1-.LFB1
-.LEFDE1:],
-[ dnl # For autoconf 2.5x, must protect trailing spaces with @&t@.
-cat > conftest.lit <<EOF
- 0000 10000000 00000000 017a0001 781a0004 .........z..x...
- 0010 01000000 12000000 18000000 00000000 ................
- 0020 08000000 04080000 0044 .........D @&t@
-EOF
-cat > conftest.big <<EOF
- 0000 00000010 00000000 017a0001 781a0004 .........z..x...
- 0010 00000001 00000012 00000018 00000000 ................
- 0020 00000008 04000000 0844 .........D @&t@
-EOF
- # If the assembler didn't choke, and we can objdump,
- # and we got the correct data, then succeed.
- # The text in the here-document typically retains its unix-style line
- # endings, while the output of objdump will use host line endings.
- # Therefore, use diff -b for the comparisons.
- if test x$gcc_cv_objdump != x \
- && $gcc_cv_objdump -s -j .eh_frame conftest.o 2>/dev/null \
- | tail -3 > conftest.got \
- && { diff -b conftest.lit conftest.got > /dev/null 2>&1 \
- || diff -b conftest.big conftest.got > /dev/null 2>&1; }
- then
- gcc_cv_as_eh_frame=yes
- elif AC_TRY_COMMAND($gcc_cv_as -o conftest.o --traditional-format /dev/null); then
- gcc_cv_as_eh_frame=buggy
- else
- # Uh oh, what do we do now?
- gcc_cv_as_eh_frame=no
- fi])
-
-if test $gcc_cv_as_eh_frame = buggy; then
- AC_DEFINE(USE_AS_TRADITIONAL_FORMAT, 1,
- [Define if your assembler mis-optimizes .eh_frame data.])
-fi
-
-gcc_GAS_CHECK_FEATURE(section merging support, gcc_cv_as_shf_merge,
- [elf,2,12,0], [--fatal-warnings],
- [.section .rodata.str, "aMS", @progbits, 1])
-if test $gcc_cv_as_shf_merge = no; then
- gcc_GAS_CHECK_FEATURE(section merging support, gcc_cv_as_shf_merge,
- [elf,2,12,0], [--fatal-warnings],
- [.section .rodata.str, "aMS", %progbits, 1])
-fi
-AC_DEFINE_UNQUOTED(HAVE_GAS_SHF_MERGE,
- [`if test $gcc_cv_as_shf_merge = yes; then echo 1; else echo 0; fi`],
-[Define 0/1 if your assembler supports marking sections with SHF_MERGE flag.])
-
-gcc_GAS_CHECK_FEATURE(COMDAT group support, gcc_cv_as_comdat_group,
- [elf,2,16,0], [--fatal-warnings],
- [.section .text,"axG",@progbits,.foo,comdat])
-if test $gcc_cv_as_comdat_group = yes; then
- gcc_cv_as_comdat_group_percent=no
-else
- gcc_GAS_CHECK_FEATURE(COMDAT group support, gcc_cv_as_comdat_group_percent,
- [elf,2,16,0], [--fatal-warnings],
- [.section .text,"axG",%progbits,.foo,comdat])
-fi
-if test $in_tree_ld != yes && test x"$ld_vers" != x; then
- comdat_group=yes
- if test 0"$ld_date" -lt 20050308; then
- if test -n "$ld_date"; then
- # If there was date string, but was earlier than 2005-03-08, fail
- comdat_group=no
- elif test "$ld_vers_major" -lt 2; then
- comdat_group=no
- elif test "$ld_vers_major" -eq 2 -a "$ld_vers_minor" -lt 16; then
- comdat_group=no
- fi
- fi
-else
- # assume linkers other than GNU ld don't support COMDAT group
- comdat_group=no
-fi
-if test $comdat_group = no; then
- gcc_cv_as_comdat_group=no
- gcc_cv_as_comdat_group_percent=no
-fi
-AC_DEFINE_UNQUOTED(HAVE_COMDAT_GROUP,
- [`if test $gcc_cv_as_comdat_group = yes || test $gcc_cv_as_comdat_group_percent = yes; then echo 1; else echo 0; fi`],
-[Define 0/1 if your assembler and linker support COMDAT groups.])
-
-# Thread-local storage - the check is heavily parametrized.
-conftest_s=
-tls_first_major=
-tls_first_minor=
-tls_as_opt=
-case "$target" in
-changequote(,)dnl
- alpha*-*-*)
- conftest_s='
- .section ".tdata","awT",@progbits
-foo: .long 25
- .text
- ldq $27,__tls_get_addr($29) !literal!1
- lda $16,foo($29) !tlsgd!1
- jsr $26,($27),__tls_get_addr !lituse_tlsgd!1
- ldq $27,__tls_get_addr($29) !literal!2
- lda $16,foo($29) !tlsldm!2
- jsr $26,($27),__tls_get_addr !lituse_tlsldm!2
- ldq $1,foo($29) !gotdtprel
- ldah $2,foo($29) !dtprelhi
- lda $3,foo($2) !dtprello
- lda $4,foo($29) !dtprel
- ldq $1,foo($29) !gottprel
- ldah $2,foo($29) !tprelhi
- lda $3,foo($2) !tprello
- lda $4,foo($29) !tprel'
- tls_first_major=2
- tls_first_minor=13
- tls_as_opt=--fatal-warnings
- ;;
- frv*-*-*)
- conftest_s='
- .section ".tdata","awT",@progbits
-x: .long 25
- .text
- call #gettlsoff(x)'
- tls_first_major=2
- tls_first_minor=14
- ;;
- hppa*-*-linux*)
- conftest_s='
-t1: .reg %r20
-t2: .reg %r21
-gp: .reg %r19
- .section ".tdata","awT",@progbits
-foo: .long 25
- .text
- .align 4
- addil LT%foo-$tls_gdidx$,gp
- ldo RT%foo-$tls_gdidx$(%r1),%arg0
- b __tls_get_addr
- nop
- addil LT%foo-$tls_ldidx$,gp
- b __tls_get_addr
- ldo RT%foo-$tls_ldidx$(%r1),%arg0
- addil LR%foo-$tls_dtpoff$,%ret0
- ldo RR%foo-$tls_dtpoff$(%r1),%t1
- mfctl %cr27,%t1
- addil LT%foo-$tls_ieoff$,gp
- ldw RT%foo-$tls_ieoff$(%r1),%t2
- add %t1,%t2,%t3
- mfctl %cr27,%t1
- addil LR%foo-$tls_leoff$,%t1
- ldo RR%foo-$tls_leoff$(%r1),%t2'
- tls_first_major=2
- tls_first_minor=15
- tls_as_opt=--fatal-warnings
- ;;
- arm*-*-*)
- conftest_s='
- .section ".tdata","awT",%progbits
-foo: .long 25
- .text
-.word foo(gottpoff)
-.word foo(tpoff)
-.word foo(tlsgd)
-.word foo(tlsldm)
-.word foo(tlsldo)'
- tls_first_major=2
- tls_first_minor=17
- ;;
- i[34567]86-*-*)
- conftest_s='
- .section ".tdata","awT",@progbits
-foo: .long 25
- .text
- movl %gs:0, %eax
- leal foo@TLSGD(,%ebx,1), %eax
- leal foo@TLSLDM(%ebx), %eax
- leal foo@DTPOFF(%eax), %edx
- movl foo@GOTTPOFF(%ebx), %eax
- subl foo@GOTTPOFF(%ebx), %eax
- addl foo@GOTNTPOFF(%ebx), %eax
- movl foo@INDNTPOFF, %eax
- movl $foo@TPOFF, %eax
- subl $foo@TPOFF, %eax
- leal foo@NTPOFF(%ecx), %eax'
- tls_first_major=2
- tls_first_minor=14
- tls_as_opt=--fatal-warnings
- ;;
- x86_64-*-*)
- conftest_s='
- .section ".tdata","awT",@progbits
-foo: .long 25
- .text
- movq %fs:0, %rax
- leaq foo@TLSGD(%rip), %rdi
- leaq foo@TLSLD(%rip), %rdi
- leaq foo@DTPOFF(%rax), %rdx
- movq foo@GOTTPOFF(%rip), %rax
- movq $foo@TPOFF, %rax'
- tls_first_major=2
- tls_first_minor=14
- tls_as_opt=--fatal-warnings
- ;;
- ia64-*-*)
- conftest_s='
- .section ".tdata","awT",@progbits
-foo: data8 25
- .text
- addl r16 = @ltoff(@dtpmod(foo#)), gp
- addl r17 = @ltoff(@dtprel(foo#)), gp
- addl r18 = @ltoff(@tprel(foo#)), gp
- addl r19 = @dtprel(foo#), gp
- adds r21 = @dtprel(foo#), r13
- movl r23 = @dtprel(foo#)
- addl r20 = @tprel(foo#), gp
- adds r22 = @tprel(foo#), r13
- movl r24 = @tprel(foo#)'
- tls_first_major=2
- tls_first_minor=13
- tls_as_opt=--fatal-warnings
- ;;
- mips*-*-*)
- conftest_s='
- .section .tdata,"awT",@progbits
-x:
- .word 2
- .text
- addiu $4, $28, %tlsgd(x)
- addiu $4, $28, %tlsldm(x)
- lui $4, %dtprel_hi(x)
- addiu $4, $4, %dtprel_lo(x)
- lw $4, %gottprel(x)($28)
- lui $4, %tprel_hi(x)
- addiu $4, $4, %tprel_lo(x)'
- tls_first_major=2
- tls_first_minor=16
- tls_as_opt='-32 --fatal-warnings'
- ;;
- powerpc-*-*)
- conftest_s='
- .section ".tdata","awT",@progbits
- .align 2
-ld0: .space 4
-ld1: .space 4
-x1: .space 4
-x2: .space 4
-x3: .space 4
- .text
- addi 3,31,ld0@got@tlsgd
- bl __tls_get_addr
- addi 3,31,x1@got@tlsld
- bl __tls_get_addr
- addi 9,3,x1@dtprel
- addis 9,3,x2@dtprel@ha
- addi 9,9,x2@dtprel@l
- lwz 9,x3@got@tprel(31)
- add 9,9,x@tls
- addi 9,2,x1@tprel
- addis 9,2,x2@tprel@ha
- addi 9,9,x2@tprel@l'
- tls_first_major=2
- tls_first_minor=14
- tls_as_opt="-a32 --fatal-warnings"
- ;;
- powerpc64-*-*)
- conftest_s='
- .section ".tdata","awT",@progbits
- .align 3
-ld0: .space 8
-ld1: .space 8
-x1: .space 8
-x2: .space 8
-x3: .space 8
- .text
- addi 3,2,ld0@got@tlsgd
- bl .__tls_get_addr
- nop
- addi 3,2,ld1@toc
- bl .__tls_get_addr
- nop
- addi 3,2,x1@got@tlsld
- bl .__tls_get_addr
- nop
- addi 9,3,x1@dtprel
- bl .__tls_get_addr
- nop
- addis 9,3,x2@dtprel@ha
- addi 9,9,x2@dtprel@l
- bl .__tls_get_addr
- nop
- ld 9,x3@got@dtprel(2)
- add 9,9,3
- bl .__tls_get_addr
- nop'
- tls_first_major=2
- tls_first_minor=14
- tls_as_opt="-a64 --fatal-warnings"
- ;;
- s390-*-*)
- conftest_s='
- .section ".tdata","awT",@progbits
-foo: .long 25
- .text
- .long foo@TLSGD
- .long foo@TLSLDM
- .long foo@DTPOFF
- .long foo@NTPOFF
- .long foo@GOTNTPOFF
- .long foo@INDNTPOFF
- l %r1,foo@GOTNTPOFF(%r12)
- l %r1,0(%r1):tls_load:foo
- bas %r14,0(%r1,%r13):tls_gdcall:foo
- bas %r14,0(%r1,%r13):tls_ldcall:foo'
- tls_first_major=2
- tls_first_minor=14
- tls_as_opt="-m31 --fatal-warnings"
- ;;
- s390x-*-*)
- conftest_s='
- .section ".tdata","awT",@progbits
-foo: .long 25
- .text
- .quad foo@TLSGD
- .quad foo@TLSLDM
- .quad foo@DTPOFF
- .quad foo@NTPOFF
- .quad foo@GOTNTPOFF
- lg %r1,foo@GOTNTPOFF(%r12)
- larl %r1,foo@INDNTPOFF
- brasl %r14,__tls_get_offset@PLT:tls_gdcall:foo
- brasl %r14,__tls_get_offset@PLT:tls_ldcall:foo'
- tls_first_major=2
- tls_first_minor=14
- tls_as_opt="-m64 -Aesame --fatal-warnings"
- ;;
- sh-*-* | sh[34]-*-*)
- conftest_s='
- .section ".tdata","awT",@progbits
-foo: .long 25
- .text
- .long foo@TLSGD
- .long foo@TLSLDM
- .long foo@DTPOFF
- .long foo@GOTTPOFF
- .long foo@TPOFF'
- tls_first_major=2
- tls_first_minor=13
- tls_as_opt=--fatal-warnings
- ;;
- sparc*-*-*)
- case "$target" in
- sparc*-sun-solaris2.[56789]*)
- # TLS was introduced in the Solaris 9 4/04 release but
- # we do not enable it by default on Solaris 9 either.
- if test "x$enable_tls" = xyes ; then
- on_solaris=yes
- else
- enable_tls=no;
- fi
- ;;
- sparc*-sun-solaris2.*)
- on_solaris=yes
- ;;
- *)
- on_solaris=no
- ;;
- esac
- if test x$on_solaris = xyes && test x$gas_flag = xno; then
- conftest_s='
- .section ".tdata",#alloc,#write,#tls
-foo: .long 25
- .text
- sethi %tgd_hi22(foo), %o0
- add %o0, %tgd_lo10(foo), %o1
- add %l7, %o1, %o0, %tgd_add(foo)
- call __tls_get_addr, %tgd_call(foo)
- sethi %tldm_hi22(foo), %l1
- add %l1, %tldm_lo10(foo), %l2
- add %l7, %l2, %o0, %tldm_add(foo)
- call __tls_get_addr, %tldm_call(foo)
- sethi %tldo_hix22(foo), %l3
- xor %l3, %tldo_lox10(foo), %l4
- add %o0, %l4, %l5, %tldo_add(foo)
- sethi %tie_hi22(foo), %o3
- add %o3, %tie_lo10(foo), %o3
- ld [%l7 + %o3], %o2, %tie_ld(foo)
- add %g7, %o2, %o4, %tie_add(foo)
- sethi %tle_hix22(foo), %l1
- xor %l1, %tle_lox10(foo), %o5
- ld [%g7 + %o5], %o1'
- tls_first_major=0
- tls_first_minor=0
- else
- conftest_s='
- .section ".tdata","awT",@progbits
-foo: .long 25
- .text
- sethi %tgd_hi22(foo), %o0
- add %o0, %tgd_lo10(foo), %o1
- add %l7, %o1, %o0, %tgd_add(foo)
- call __tls_get_addr, %tgd_call(foo)
- sethi %tldm_hi22(foo), %l1
- add %l1, %tldm_lo10(foo), %l2
- add %l7, %l2, %o0, %tldm_add(foo)
- call __tls_get_addr, %tldm_call(foo)
- sethi %tldo_hix22(foo), %l3
- xor %l3, %tldo_lox10(foo), %l4
- add %o0, %l4, %l5, %tldo_add(foo)
- sethi %tie_hi22(foo), %o3
- add %o3, %tie_lo10(foo), %o3
- ld [%l7 + %o3], %o2, %tie_ld(foo)
- add %g7, %o2, %o4, %tie_add(foo)
- sethi %tle_hix22(foo), %l1
- xor %l1, %tle_lox10(foo), %o5
- ld [%g7 + %o5], %o1'
- tls_first_major=2
- tls_first_minor=14
- tls_as_opt="-32 --fatal-warnings"
- fi
- ;;
-changequote([,])dnl
-esac
-set_have_as_tls=no
-if test "x$enable_tls" = xno ; then
- : # TLS explicitly disabled.
-elif test "x$enable_tls" = xyes ; then
- set_have_as_tls=yes # TLS explicitly enabled.
-elif test -z "$tls_first_major"; then
- : # If we don't have a check, assume no support.
-else
- gcc_GAS_CHECK_FEATURE(thread-local storage support, gcc_cv_as_tls,
- [$tls_first_major,$tls_first_minor,0], [$tls_as_opt], [$conftest_s],,
- [set_have_as_tls=yes])
-fi
-if test $set_have_as_tls = yes ; then
- AC_DEFINE(HAVE_AS_TLS, 1,
- [Define if your assembler supports thread-local storage.])
-fi
-
-# Target-specific assembler checks.
-
-AC_MSG_CHECKING(linker -Bstatic/-Bdynamic option)
-gcc_cv_ld_static_dynamic=no
-if test $in_tree_ld = yes ; then
- if test "$gcc_cv_gld_major_version" -eq 2 -a "$gcc_cv_gld_minor_version" -ge 10; then
- gcc_cv_ld_static_dynamic=yes
- fi
-elif test x$gcc_cv_ld != x; then
- # Check if linker supports -Bstatic/-Bdynamic option
- if $gcc_cv_ld --help 2>/dev/null | grep -- -Bstatic > /dev/null \
- && $gcc_cv_ld --help 2>/dev/null | grep -- -Bdynamic > /dev/null; then
- gcc_cv_ld_static_dynamic=yes
- fi
-fi
-if test x"$gcc_cv_ld_static_dynamic" = xyes; then
- AC_DEFINE(HAVE_LD_STATIC_DYNAMIC, 1,
-[Define if your linker supports -Bstatic/-Bdynamic option.])
-fi
-AC_MSG_RESULT($gcc_cv_ld_static_dynamic)
-
-if test x"$demangler_in_ld" = xyes; then
- AC_MSG_CHECKING(linker --demangle support)
- gcc_cv_ld_demangle=no
- if test $in_tree_ld = yes; then
- if test "$gcc_cv_gld_major_version" -eq 2 -a "$gcc_cv_gld_minor_version" -ge 14 -o "$gcc_cv_gld_major_version" -gt 2; then \
- gcc_cv_ld_demangle=yes
- fi
- elif test x$gcc_cv_ld != x -a x"$gnu_ld" = xyes; then
- # Check if the GNU linker supports --demangle option
- if $gcc_cv_ld --help 2>/dev/null | grep no-demangle > /dev/null; then
- gcc_cv_ld_demangle=yes
- fi
- fi
- if test x"$gcc_cv_ld_demangle" = xyes; then
- AC_DEFINE(HAVE_LD_DEMANGLE, 1,
-[Define if your linker supports --demangle option.])
- fi
- AC_MSG_RESULT($gcc_cv_ld_demangle)
-fi
-
-case "$target" in
- # All TARGET_ABI_OSF targets.
- alpha*-*-osf* | alpha*-*-linux* | alpha*-*-*bsd*)
- gcc_GAS_CHECK_FEATURE([explicit relocation support],
- gcc_cv_as_alpha_explicit_relocs, [2,12,0],,
-[ .set nomacro
- .text
- extbl $3, $2, $3 !lituse_bytoff!1
- ldq $2, a($29) !literal!1
- ldq $4, b($29) !literal!2
- ldq_u $3, 0($2) !lituse_base!1
- ldq $27, f($29) !literal!5
- jsr $26, ($27), f !lituse_jsr!5
- ldah $29, 0($26) !gpdisp!3
- lda $0, c($29) !gprel
- ldah $1, d($29) !gprelhigh
- lda $1, d($1) !gprellow
- lda $29, 0($29) !gpdisp!3],,
- [AC_DEFINE(HAVE_AS_EXPLICIT_RELOCS, 1,
- [Define if your assembler supports explicit relocations.])])
- gcc_GAS_CHECK_FEATURE([jsrdirect relocation support],
- gcc_cv_as_alpha_jsrdirect_relocs, [2,16,90],,
-[ .set nomacro
- .text
- ldq $27, a($29) !literal!1
- jsr $26, ($27), a !lituse_jsrdirect!1],,
- [AC_DEFINE(HAVE_AS_JSRDIRECT_RELOCS, 1,
- [Define if your assembler supports the lituse_jsrdirect relocation.])])
- ;;
-
- cris-*-*)
- gcc_GAS_CHECK_FEATURE([-no-mul-bug-abort option],
- gcc_cv_as_cris_no_mul_bug,[2,15,91],
- [-no-mul-bug-abort], [.text],,
- [AC_DEFINE(HAVE_AS_NO_MUL_BUG_ABORT_OPTION, 1,
- [Define if your assembler supports the -no-mul-bug-abort option.])])
- ;;
-
- sparc*-*-*)
- gcc_GAS_CHECK_FEATURE([.register], gcc_cv_as_sparc_register_op,,,
- [.register %g2, #scratch],,
- [AC_DEFINE(HAVE_AS_REGISTER_PSEUDO_OP, 1,
- [Define if your assembler supports .register.])])
-
- gcc_GAS_CHECK_FEATURE([-relax option], gcc_cv_as_sparc_relax,,
- [-relax], [.text],,
- [AC_DEFINE(HAVE_AS_RELAX_OPTION, 1,
- [Define if your assembler supports -relax option.])])
-
- gcc_GAS_CHECK_FEATURE([unaligned pcrel relocs],
- gcc_cv_as_sparc_ua_pcrel,,
- [-K PIC],
-[.text
-foo:
- nop
-.data
-.align 4
-.byte 0
-.uaword %r_disp32(foo)],
- [if test x$gcc_cv_ld != x \
- && $gcc_cv_ld -o conftest conftest.o -G > /dev/null 2>&1; then
- gcc_cv_as_sparc_ua_pcrel=yes
- fi
- rm -f conftest],
- [AC_DEFINE(HAVE_AS_SPARC_UA_PCREL, 1,
- [Define if your assembler and linker support unaligned PC relative relocs.])
-
- gcc_GAS_CHECK_FEATURE([unaligned pcrel relocs against hidden symbols],
- gcc_cv_as_sparc_ua_pcrel_hidden,,
- [-K PIC],
-[.data
-.align 4
-.byte 0x31
-.uaword %r_disp32(foo)
-.byte 0x32, 0x33, 0x34
-.global foo
-.hidden foo
-foo:
-.skip 4],
- [if test x$gcc_cv_ld != x && test x$gcc_cv_objdump != x \
- && $gcc_cv_ld -o conftest conftest.o -G > /dev/null 2>&1 \
- && $gcc_cv_objdump -s -j .data conftest 2> /dev/null \
- | grep ' 31000000 07323334' > /dev/null 2>&1; then
- if $gcc_cv_objdump -R conftest 2> /dev/null \
- | grep 'DISP32' > /dev/null 2>&1; then
- :
- else
- gcc_cv_as_sparc_ua_pcrel_hidden=yes
- fi
- fi
- rm -f conftest],
- [AC_DEFINE(HAVE_AS_SPARC_UA_PCREL_HIDDEN, 1,
- [Define if your assembler and linker support unaligned PC relative relocs against hidden symbols.])])
- ]) # unaligned pcrel relocs
-
- gcc_GAS_CHECK_FEATURE([offsetable %lo()],
- gcc_cv_as_sparc_offsetable_lo10,,
- [-xarch=v9],
-[.text
- or %g1, %lo(ab) + 12, %g1
- or %g1, %lo(ab + 12), %g1],
- [if test x$gcc_cv_objdump != x \
- && $gcc_cv_objdump -s -j .text conftest.o 2> /dev/null \
- | grep ' 82106000 82106000' > /dev/null 2>&1; then
- gcc_cv_as_sparc_offsetable_lo10=yes
- fi],
- [AC_DEFINE(HAVE_AS_OFFSETABLE_LO10, 1,
- [Define if your assembler supports offsetable %lo().])])
- ;;
-
-changequote(,)dnl
- i[34567]86-*-* | x86_64-*-*)
-changequote([,])dnl
- case $target_os in
- cygwin* | pe | mingw32*)
- # Used for DWARF 2 in PE
- gcc_GAS_CHECK_FEATURE([.secrel32 relocs],
- gcc_cv_as_ix86_pe_secrel32,
- [2,15,91],,
-[.text
-foo: nop
-.data
- .secrel32 foo],
- [if test x$gcc_cv_ld != x \
- && $gcc_cv_ld -o conftest conftest.o > /dev/null 2>&1; then
- gcc_cv_as_ix86_pe_secrel32=yes
- fi
- rm -f conftest],
- [AC_DEFINE(HAVE_GAS_PE_SECREL32_RELOC, 1,
- [Define if your assembler and linker support 32-bit section relative relocs via '.secrel32 label'.])])
- ;;
- esac
-
- gcc_GAS_CHECK_FEATURE([filds and fists mnemonics],
- gcc_cv_as_ix86_filds_fists,
- [2,9,0],, [filds mem; fists mem],,
- [AC_DEFINE(HAVE_GAS_FILDS_FISTS, 1,
- [Define if your assembler uses the new HImode fild and fist notation.])])
-
- gcc_GAS_CHECK_FEATURE([cmov syntax],
- gcc_cv_as_ix86_cmov_sun_syntax,,,
- [cmovl.l %edx, %eax],,
- [AC_DEFINE(HAVE_AS_IX86_CMOV_SUN_SYNTAX, 1,
- [Define if your assembler supports the Sun syntax for cmov.])])
-
- gcc_GAS_CHECK_FEATURE([ffreep mnemonic],
- gcc_cv_as_ix86_ffreep,,,
- [ffreep %st(1)],,
- [AC_DEFINE(HAVE_AS_IX86_FFREEP, 1,
- [Define if your assembler supports the ffreep mnemonic.])])
-
- # This one is used unconditionally by i386.[ch]; it is to be defined
- # to 1 if the feature is present, 0 otherwise.
- gcc_GAS_CHECK_FEATURE([GOTOFF in data],
- gcc_cv_as_ix86_gotoff_in_data, [2,11,0],,
-[ .text
-.L0:
- nop
- .data
- .long .L0@GOTOFF])
- AC_DEFINE_UNQUOTED(HAVE_AS_GOTOFF_IN_DATA,
- [`if test $gcc_cv_as_ix86_gotoff_in_data = yes; then echo 1; else echo 0; fi`],
- [Define true if the assembler supports '.long foo@GOTOFF'.])
- ;;
-
- ia64*-*-*)
- gcc_GAS_CHECK_FEATURE([ltoffx and ldxmov relocs],
- gcc_cv_as_ia64_ltoffx_ldxmov_relocs, [2,14,0],,
-[ .text
- addl r15 = @ltoffx(x#), gp
- ;;
- ld8.mov r16 = [[r15]], x#],,
- [AC_DEFINE(HAVE_AS_LTOFFX_LDXMOV_RELOCS, 1,
- [Define if your assembler supports ltoffx and ldxmov relocations.])])
-
- ;;
-
- powerpc*-*-*)
- case $target in
- *-*-aix*) conftest_s=' .machine "pwr5"
- .csect .text[[PR]]
- mfcr 3,128';;
- *-*-darwin*)
- gcc_GAS_CHECK_FEATURE([.machine directive support],
- gcc_cv_as_machine_directive,,,
- [ .machine ppc7400])
- if test x$gcc_cv_as_machine_directive != xyes; then
- echo "*** This target requires an assembler supporting \".machine\"" >&2
- echo you can get it from: ftp://gcc.gnu.org/pub/gcc/infrastructure/cctools-528.5.dmg >&2
- test x$build = x$target && exit 1
- fi
- conftest_s=' .text
- mfcr r3,128';;
- *) conftest_s=' .machine power4
- .text
- mfcr 3,128';;
- esac
-
- gcc_GAS_CHECK_FEATURE([mfcr field support],
- gcc_cv_as_powerpc_mfcrf, [2,14,0],,
- [$conftest_s],,
- [AC_DEFINE(HAVE_AS_MFCRF, 1,
- [Define if your assembler supports mfcr field.])])
-
- case $target in
- *-*-aix*) conftest_s=' .machine "pwr5"
- .csect .text[[PR]]
- popcntb 3,3';;
- *) conftest_s=' .machine power5
- .text
- popcntb 3,3';;
- esac
-
- gcc_GAS_CHECK_FEATURE([popcntb support],
- gcc_cv_as_powerpc_popcntb, [2,17,0],,
- [$conftest_s],,
- [AC_DEFINE(HAVE_AS_POPCNTB, 1,
- [Define if your assembler supports popcntb field.])])
-
- case $target in
- *-*-aix*) conftest_s=' .machine "pwr5x"
- .csect .text[[PR]]
- frin 1,1';;
- *) conftest_s=' .machine power5
- .text
- frin 1,1';;
- esac
-
- gcc_GAS_CHECK_FEATURE([fp round support],
- gcc_cv_as_powerpc_fprnd, [2,17,0],,
- [$conftest_s],,
- [AC_DEFINE(HAVE_AS_FPRND, 1,
- [Define if your assembler supports fprnd.])])
-
- case $target in
- *-*-aix*) conftest_s=' .csect .text[[PR]]
-LCF..0:
- addis 11,30,_GLOBAL_OFFSET_TABLE_-LCF..0@ha';;
- *-*-darwin*)
- conftest_s=' .text
-LCF0:
- addis r11,r30,_GLOBAL_OFFSET_TABLE_-LCF0@ha';;
- *) conftest_s=' .text
-.LCF0:
- addis 11,30,_GLOBAL_OFFSET_TABLE_-.LCF0@ha';;
- esac
-
- gcc_GAS_CHECK_FEATURE([rel16 relocs],
- gcc_cv_as_powerpc_rel16, [2,17,0], -a32,
- [$conftest_s],,
- [AC_DEFINE(HAVE_AS_REL16, 1,
- [Define if your assembler supports R_PPC_REL16 relocs.])])
- ;;
-
- mips*-*-*)
- gcc_GAS_CHECK_FEATURE([explicit relocation support],
- gcc_cv_as_mips_explicit_relocs, [2,14,0],,
-[ lw $4,%gp_rel(foo)($4)],,
- [if test x$target_cpu_default = x
- then target_cpu_default=MASK_EXPLICIT_RELOCS
- else target_cpu_default="($target_cpu_default)|MASK_EXPLICIT_RELOCS"
- fi])
- ;;
-esac
-
-# Mips and HP-UX need the GNU assembler.
-# Linux on IA64 might be able to use the Intel assembler.
-
-case "$target" in
- mips*-*-* | *-*-hpux* )
- if test x$gas_flag = xyes \
- || test x"$host" != x"$build" \
- || test ! -x "$gcc_cv_as" \
- || "$gcc_cv_as" -v < /dev/null 2>&1 | grep GNU > /dev/null; then
- :
- else
- echo "*** This configuration requires the GNU assembler" >&2
- exit 1
- fi
- ;;
-esac
-
-# ??? Not all targets support dwarf2 debug_line, even within a version
-# of gas. Moreover, we need to emit a valid instruction to trigger any
-# info to the output file. So, as supported targets are added to gas 2.11,
-# add some instruction here to (also) show we expect this might work.
-# ??? Once 2.11 is released, probably need to add first known working
-# version to the per-target configury.
-case "$target" in
- i?86*-*-* | mips*-*-* | alpha*-*-* | powerpc*-*-* | sparc*-*-* | m68*-*-* \
- | x86_64*-*-* | hppa*-*-* | arm*-*-* | strongarm*-*-* | xscale*-*-* \
- | xstormy16*-*-* | cris-*-* | xtensa-*-* | bfin-*-* | score*-*-*)
- insn="nop"
- ;;
- ia64*-*-* | s390*-*-*)
- insn="nop 0"
- ;;
- mmix-*-*)
- insn="swym 0"
- ;;
-esac
-if test x"$insn" != x; then
- conftest_s="\
- .file 1 \"conftest.s\"
- .loc 1 3 0
- $insn"
- gcc_GAS_CHECK_FEATURE([dwarf2 debug_line support],
- gcc_cv_as_dwarf2_debug_line,
- [elf,2,11,0],, [$conftest_s],
- [if test x$gcc_cv_objdump != x \
- && $gcc_cv_objdump -h conftest.o 2> /dev/null \
- | grep debug_line > /dev/null 2>&1; then
- gcc_cv_as_dwarf2_debug_line=yes
- fi])
-
-# The .debug_line file table must be in the exact order that
-# we specified the files, since these indices are also used
-# by DW_AT_decl_file. Approximate this test by testing if
-# the assembler bitches if the same index is assigned twice.
- gcc_GAS_CHECK_FEATURE([buggy dwarf2 .file directive],
- gcc_cv_as_dwarf2_file_buggy,,,
-[ .file 1 "foo.s"
- .file 1 "bar.s"])
-
- if test $gcc_cv_as_dwarf2_debug_line = yes \
- && test $gcc_cv_as_dwarf2_file_buggy = no; then
- AC_DEFINE(HAVE_AS_DWARF2_DEBUG_LINE, 1,
- [Define if your assembler supports dwarf2 .file/.loc directives,
- and preserves file table indices exactly as given.])
- fi
-
- gcc_GAS_CHECK_FEATURE([--gdwarf2 option],
- gcc_cv_as_gdwarf2_flag,
- [elf,2,11,0], [--gdwarf2], [$insn],,
- [AC_DEFINE(HAVE_AS_GDWARF2_DEBUG_FLAG, 1,
-[Define if your assembler supports the --gdwarf2 option.])])
-
- gcc_GAS_CHECK_FEATURE([--gstabs option],
- gcc_cv_as_gstabs_flag,
- [elf,2,11,0], [--gstabs], [$insn],
- [# The native Solaris 9/Intel assembler doesn't understand --gstabs
- # and warns about it, but still exits successfully. So check for
- # this.
- if AC_TRY_COMMAND([$gcc_cv_as --gstabs -o conftest.o conftest.s 2>&1 | grep -i warning > /dev/null])
- then :
- else gcc_cv_as_gstabs_flag=yes
- fi],
- [AC_DEFINE(HAVE_AS_GSTABS_DEBUG_FLAG, 1,
-[Define if your assembler supports the --gstabs option.])])
-fi
-
-AC_MSG_CHECKING(linker read-only and read-write section mixing)
-gcc_cv_ld_ro_rw_mix=unknown
-if test $in_tree_ld = yes ; then
- if test "$gcc_cv_gld_major_version" -eq 2 -a "$gcc_cv_gld_minor_version" -ge 10 -o "$gcc_cv_gld_major_version" -gt 2 \
- && test $in_tree_ld_is_elf = yes; then
- gcc_cv_ld_ro_rw_mix=read-write
- fi
-elif test x$gcc_cv_as != x -a x$gcc_cv_ld != x -a x$gcc_cv_objdump != x ; then
- echo '.section myfoosect, "a"' > conftest1.s
- echo '.section myfoosect, "aw"' > conftest2.s
- echo '.byte 1' >> conftest2.s
- echo '.section myfoosect, "a"' > conftest3.s
- echo '.byte 0' >> conftest3.s
- if $gcc_cv_as -o conftest1.o conftest1.s > /dev/null 2>&1 \
- && $gcc_cv_as -o conftest2.o conftest2.s > /dev/null 2>&1 \
- && $gcc_cv_as -o conftest3.o conftest3.s > /dev/null 2>&1 \
- && $gcc_cv_ld -shared -o conftest1.so conftest1.o \
- conftest2.o conftest3.o > /dev/null 2>&1; then
- gcc_cv_ld_ro_rw_mix=`$gcc_cv_objdump -h conftest1.so \
- | sed -e '/myfoosect/!d' -e N`
- if echo "$gcc_cv_ld_ro_rw_mix" | grep CONTENTS > /dev/null; then
- if echo "$gcc_cv_ld_ro_rw_mix" | grep READONLY > /dev/null; then
- gcc_cv_ld_ro_rw_mix=read-only
- else
- gcc_cv_ld_ro_rw_mix=read-write
- fi
- fi
- fi
-changequote(,)dnl
- rm -f conftest.* conftest[123].*
-changequote([,])dnl
-fi
-if test x$gcc_cv_ld_ro_rw_mix = xread-write; then
- AC_DEFINE(HAVE_LD_RO_RW_SECTION_MIXING, 1,
- [Define if your linker links a mix of read-only
- and read-write sections into a read-write section.])
-fi
-AC_MSG_RESULT($gcc_cv_ld_ro_rw_mix)
-
-AC_MSG_CHECKING(linker PT_GNU_EH_FRAME support)
-gcc_cv_ld_eh_frame_hdr=no
-if test $in_tree_ld = yes ; then
- if test "$gcc_cv_gld_major_version" -eq 2 -a "$gcc_cv_gld_minor_version" -ge 12 -o "$gcc_cv_gld_major_version" -gt 2 \
- && test $in_tree_ld_is_elf = yes; then
- gcc_cv_ld_eh_frame_hdr=yes
- fi
-elif test x$gcc_cv_ld != x; then
- # Check if linker supports --eh-frame-hdr option
- if $gcc_cv_ld --help 2>/dev/null | grep eh-frame-hdr > /dev/null; then
- gcc_cv_ld_eh_frame_hdr=yes
- fi
-fi
-GCC_TARGET_TEMPLATE([HAVE_LD_EH_FRAME_HDR])
-if test x"$gcc_cv_ld_eh_frame_hdr" = xyes; then
- AC_DEFINE(HAVE_LD_EH_FRAME_HDR, 1,
-[Define if your linker supports --eh-frame-hdr option.])
-fi
-AC_MSG_RESULT($gcc_cv_ld_eh_frame_hdr)
-
-AC_MSG_CHECKING(linker position independent executable support)
-gcc_cv_ld_pie=no
-if test $in_tree_ld = yes ; then
- if test "$gcc_cv_gld_major_version" -eq 2 -a "$gcc_cv_gld_minor_version" -ge 15 -o "$gcc_cv_gld_major_version" -gt 2 \
- && test $in_tree_ld_is_elf = yes; then
- gcc_cv_ld_pie=yes
- fi
-elif test x$gcc_cv_ld != x; then
- # Check if linker supports -pie option
- if $gcc_cv_ld --help 2>/dev/null | grep -- -pie > /dev/null; then
- gcc_cv_ld_pie=yes
- fi
-fi
-if test x"$gcc_cv_ld_pie" = xyes; then
- AC_DEFINE(HAVE_LD_PIE, 1,
-[Define if your linker supports -pie option.])
-fi
-AC_MSG_RESULT($gcc_cv_ld_pie)
-
-# --------
-# UNSORTED
-# --------
-
-AC_CACHE_CHECK(linker --as-needed support,
-gcc_cv_ld_as_needed,
-[gcc_cv_ld_as_needed=no
-if test $in_tree_ld = yes ; then
- if test "$gcc_cv_gld_major_version" -eq 2 -a "$gcc_cv_gld_minor_version" -ge 16 -o "$gcc_cv_gld_major_version" -gt 2 \
- && test $in_tree_ld_is_elf = yes; then
- gcc_cv_ld_as_needed=yes
- fi
-elif test x$gcc_cv_ld != x; then
- # Check if linker supports --as-needed and --no-as-needed options
- if $gcc_cv_ld --help 2>/dev/null | grep as-needed > /dev/null; then
- gcc_cv_ld_as_needed=yes
- fi
-fi
-])
-if test x"$gcc_cv_ld_as_needed" = xyes; then
- AC_DEFINE(HAVE_LD_AS_NEEDED, 1,
-[Define if your linker supports --as-needed and --no-as-needed options.])
-fi
-
-case "$target:$tm_file" in
- powerpc64*-*-linux* | powerpc*-*-linux*rs6000/biarch64.h*)
- AC_CACHE_CHECK(linker support for omitting dot symbols,
- gcc_cv_ld_no_dot_syms,
- [gcc_cv_ld_no_dot_syms=no
- if test $in_tree_ld = yes ; then
- if test "$gcc_cv_gld_major_version" -eq 2 -a "$gcc_cv_gld_minor_version" -ge 16 -o "$gcc_cv_gld_major_version" -gt 2; then
- gcc_cv_ld_no_dot_syms=yes
- fi
- elif test x$gcc_cv_as != x -a x$gcc_cv_ld != x ; then
- cat > conftest1.s <<EOF
- .text
- bl .foo
-EOF
- cat > conftest2.s <<EOF
- .section ".opd","aw"
- .align 3
- .globl foo
- .type foo,@function
-foo:
- .quad .LEfoo,.TOC.@tocbase,0
- .text
-.LEfoo:
- blr
- .size foo,.-.LEfoo
-EOF
- if $gcc_cv_as -a64 -o conftest1.o conftest1.s > /dev/null 2>&1 \
- && $gcc_cv_as -a64 -o conftest2.o conftest2.s > /dev/null 2>&1 \
- && $gcc_cv_ld -melf64ppc -o conftest conftest1.o conftest2.o > /dev/null 2>&1; then
- gcc_cv_ld_no_dot_syms=yes
- fi
- rm -f conftest conftest1.o conftest2.o conftest1.s conftest2.s
- fi
- ])
- if test x"$gcc_cv_ld_no_dot_syms" = xyes; then
- AC_DEFINE(HAVE_LD_NO_DOT_SYMS, 1,
- [Define if your PowerPC64 linker only needs function descriptor syms.])
- fi
- ;;
-esac
-
-AC_CACHE_CHECK(linker --sysroot support,
- gcc_cv_ld_sysroot,
- [gcc_cv_ld_sysroot=no
- if test $in_tree_ld = yes ; then
- if test "$gcc_cv_gld_major_version" -eq 2 -a "$gcc_cv_gld_minor_version" -ge 16 -o "$gcc_cv_gld_major_version" -gt 2 ; then
- gcc_cv_ld_sysroot=yes
- fi
- elif test x$gcc_cv_ld != x; then
- if $gcc_cv_ld --help 2>/dev/null | grep sysroot > /dev/null; then
- gcc_cv_ld_sysroot=yes
- fi
- fi])
-if test x"$gcc_cv_ld_sysroot" = xyes; then
- AC_DEFINE(HAVE_LD_SYSROOT, 1,
- [Define if your linker supports --sysroot.])
-fi
-
-if test x$with_sysroot = x && test x$host = x$target \
- && test "$prefix" != "/usr" && test "x$prefix" != "x$local_prefix" ; then
- AC_DEFINE_UNQUOTED(PREFIX_INCLUDE_DIR, "$prefix/include",
-[Define to PREFIX/include if cpp should also search that directory.])
-fi
-
-# APPLE LOCAL begin mainline
-# Test for stack protector support in target C library.
-AC_CACHE_CHECK(__stack_chk_fail in target C library,
- gcc_cv_libc_provides_ssp,
- [gcc_cv_libc_provides_ssp=no
- case "$target" in
- *-*-linux*)
- if test x$host != x$target || test "x$TARGET_SYSTEM_ROOT" != x; then
- if test "x$with_sysroot" = x; then
- glibc_header_dir="${exec_prefix}/${target_noncanonical}/sys-include"
- elif test "x$with_sysroot" = xyes; then
- glibc_header_dir="${exec_prefix}/${target_noncanonical}/sys-root/usr/include"
- else
- glibc_header_dir="${with_sysroot}/usr/include"
- fi
- else
- glibc_header_dir=/usr/include
- fi
- # glibc 2.4 and later provides __stack_chk_fail and
- # either __stack_chk_guard, or TLS access to stack guard canary.
- if test -f $glibc_header_dir/features.h \
- && $EGREP '^@<:@ @:>@*#[ ]*define[ ]+__GNU_LIBRARY__[ ]+([1-9][0-9]|[6-9])' \
- $glibc_header_dir/features.h > /dev/null; then
- if $EGREP '^@<:@ @:>@*#[ ]*define[ ]+__GLIBC__[ ]+([1-9][0-9]|[3-9])' \
- $glibc_header_dir/features.h > /dev/null; then
- gcc_cv_libc_provides_ssp=yes
- elif $EGREP '^@<:@ @:>@*#[ ]*define[ ]+__GLIBC__[ ]+2' \
- $glibc_header_dir/features.h > /dev/null \
- && $EGREP '^@<:@ @:>@*#[ ]*define[ ]+__GLIBC_MINOR__[ ]+([1-9][0-9]|[4-9])' \
- $glibc_header_dir/features.h > /dev/null; then
- gcc_cv_libc_provides_ssp=yes
- fi
- fi
- ;;
- *-*-darwin*)
- AC_CHECK_FUNC(__stack_chk_fail,[gcc_cv_libc_provides_ssp=yes],
- [echo "no __stack_chk_fail on this target"])
- ;;
- *) gcc_cv_libc_provides_ssp=no ;;
- esac])
-
-# APPLE LOCAL end mainline
-if test x$gcc_cv_libc_provides_ssp = xyes; then
- AC_DEFINE(TARGET_LIBC_PROVIDES_SSP, 1,
- [Define if your target C library provides stack protector support])
-fi
-
-# Check if TFmode long double should be used by default or not.
-# Some glibc targets used DFmode long double, but with glibc 2.4
-# and later they can use TFmode.
-case "$target" in
- powerpc*-*-*gnu* | \
- sparc*-*-linux* | \
- s390*-*-linux* | \
- alpha*-*-linux*)
- AC_ARG_WITH(long-double-128,
-[ --with-long-double-128 Use 128-bit long double by default.],
- gcc_cv_target_ldbl128="$with_long_double_128",
- [gcc_cv_target_ldbl128=no
- if test x$host != x$target || test "x$TARGET_SYSTEM_ROOT" != x; then
- if test "x$with_sysroot" = x; then
- glibc_header_dir="${exec_prefix}/${target_noncanonical}/sys-include"
- elif test "x$with_sysroot" = xyes; then
- glibc_header_dir="${exec_prefix}/${target_noncanonical}/sys-root/usr/include"
- else
- glibc_header_dir="${with_sysroot}/usr/include"
- fi
- else
- glibc_header_dir=/usr/include
- fi
-changequote(,)dnl
- grep '^[ ]*#[ ]*define[ ][ ]*__LONG_DOUBLE_MATH_OPTIONAL' \
- $glibc_header_dir/bits/wordsize.h > /dev/null 2>&1 \
- && gcc_cv_target_ldbl128=yes
-changequote([,])dnl
- ])
- ;;
-esac
-if test x$gcc_cv_target_ldbl128 = xyes; then
- AC_DEFINE(TARGET_DEFAULT_LONG_DOUBLE_128, 1,
- [Define if TFmode long double should be the default])
-fi
-
-# Find out what GC implementation we want, or may, use.
-AC_ARG_WITH(gc,
-[ --with-gc={page,zone} choose the garbage collection mechanism to use
- with the compiler],
-[case "$withval" in
- page)
- GGC=ggc-$withval
- ;;
- zone)
- GGC=ggc-$withval
- AC_DEFINE(GGC_ZONE, 1, [Define if the zone collector is in use])
- ;;
- *)
- AC_MSG_ERROR([$withval is an invalid option to --with-gc])
- ;;
-esac],
-[GGC=ggc-page])
-AC_SUBST(GGC)
-echo "Using $GGC for garbage collection."
-
-# Use the system's zlib library.
-zlibdir=-L../zlib
-zlibinc="-I\$(srcdir)/../zlib"
-AC_ARG_WITH(system-zlib,
-[ --with-system-zlib use installed libz],
-zlibdir=
-zlibinc=
-)
-AC_SUBST(zlibdir)
-AC_SUBST(zlibinc)
-
-dnl Very limited version of automake's enable-maintainer-mode
-
-AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
- dnl maintainer-mode is disabled by default
- AC_ARG_ENABLE(maintainer-mode,
-[ --enable-maintainer-mode
- enable make rules and dependencies not useful
- (and sometimes confusing) to the casual installer],
- maintainer_mode=$enableval,
- maintainer_mode=no)
-
-AC_MSG_RESULT($maintainer_mode)
-
-if test "$maintainer_mode" = "yes"; then
- MAINT=''
-else
- MAINT='#'
-fi
-AC_SUBST(MAINT)dnl
-
-# --------------
-# Language hooks
-# --------------
-
-# Make empty files to contain the specs and options for each language.
-# Then add #include lines to for a compiler that has specs and/or options.
-
-subdirs=
-lang_opt_files=
-lang_specs_files=
-lang_tree_files=
-# These (without "all_") are set in each config-lang.in.
-# `language' must be a single word so is spelled singularly.
-all_languages=
-all_boot_languages=
-all_compilers=
-all_stagestuff=
-all_outputs='Makefile gccbug mklibgcc libada-mk'
-# List of language makefile fragments.
-all_lang_makefrags=
-# List of language subdirectory makefiles. Deprecated.
-all_lang_makefiles=
-# Files for gengtype
-all_gtfiles="$target_gtfiles"
-# Files for gengtype with language
-all_gtfiles_files_langs=
-all_gtfiles_files_files=
-
-# These are the languages that are set in --enable-languages,
-# and are available in the GCC tree.
-all_selected_languages=
-
-# Add the language fragments.
-# Languages are added via two mechanisms. Some information must be
-# recorded in makefile variables, these are defined in config-lang.in.
-# We accumulate them and plug them into the main Makefile.
-# The other mechanism is a set of hooks for each of the main targets
-# like `clean', `install', etc.
-
-language_hooks="Make-hooks"
-
-for lang in ${srcdir}/*/config-lang.in
-do
-changequote(,)dnl
- test "$lang" = "${srcdir}/*/config-lang.in" && continue
-
- lang_alias=`sed -n -e 's,^language=['"'"'"'"]\(.*\)["'"'"'"'].*$,\1,p' -e 's,^language=\([^ ]*\).*$,\1,p' $lang`
- if test "x$lang_alias" = x
- then
- echo "$lang doesn't set \$language." 1>&2
- exit 1
- fi
- subdir="`echo $lang | sed -e 's,^.*/\([^/]*\)/config-lang.in$,\1,'`"
- subdirs="$subdirs $subdir"
- case ",$enable_languages," in
- *,$lang_alias,*)
- all_selected_languages="$all_selected_languages $lang_alias"
- if test -f $srcdir/$subdir/lang-specs.h; then
- lang_specs_files="$lang_specs_files $srcdir/$subdir/lang-specs.h"
- fi
- ;;
- esac
-changequote([,])dnl
-
- language=
- boot_language=
- compilers=
- stagestuff=
- outputs=
- gtfiles=
- subdir_requires=
- . ${srcdir}/$subdir/config-lang.in
- if test "x$language" = x
- then
- echo "${srcdir}/$subdir/config-lang.in doesn't set \$language." 1>&2
- exit 1
- fi
-
- ok=:
- case ",$enable_languages," in
- *,$lang_alias,*) ;;
- *)
- for i in $subdir_requires; do
- test -f "${srcdir}/$i/config-lang.in" && continue
- ok=false
- break
- done
- ;;
- esac
- $ok || continue
-
- all_lang_makefrags="$all_lang_makefrags \$(srcdir)/$subdir/Make-lang.in"
- if test -f $srcdir/$subdir/lang.opt; then
- lang_opt_files="$lang_opt_files $srcdir/$subdir/lang.opt"
- fi
- if test -f $srcdir/$subdir/$subdir-tree.def; then
- lang_tree_files="$lang_tree_files $srcdir/$subdir/$subdir-tree.def"
- fi
- if test -f ${srcdir}/$subdir/Makefile.in
- then all_lang_makefiles="$subdir/Makefile"
- fi
- all_languages="$all_languages $language"
- if test "x$boot_language" = xyes
- then
- all_boot_languages="$all_boot_languages $language"
- fi
- all_compilers="$all_compilers $compilers"
- all_stagestuff="$all_stagestuff $stagestuff"
- all_outputs="$all_outputs $outputs"
- all_gtfiles="$all_gtfiles $gtfiles"
- for f in $gtfiles
- do
- all_gtfiles_files_langs="$all_gtfiles_files_langs ${subdir} "
- all_gtfiles_files_files="$all_gtfiles_files_files ${f} "
- done
-done
-
-# Pick up gtfiles for c
-gtfiles=
-subdir="c"
-. ${srcdir}/c-config-lang.in
-all_gtfiles="$all_gtfiles $gtfiles"
-for f in $gtfiles
-do
- all_gtfiles_files_langs="$all_gtfiles_files_langs ${subdir} "
- all_gtfiles_files_files="$all_gtfiles_files_files ${f} "
-done
-
-check_languages=
-for language in $all_selected_languages
-do
- check_languages="$check_languages check-$language"
-done
-
-# We link each language in with a set of hooks, reached indirectly via
-# lang.${target}. Only do so for selected languages.
-
-rm -f Make-hooks
-touch Make-hooks
-target_list="all.cross start.encap rest.encap tags \
- install-common install-man install-info dvi pdf html \
- uninstall info man srcextra srcman srcinfo \
- mostlyclean clean distclean maintainer-clean \
- stage1 stage2 stage3 stage4 stageprofile stagefeedback"
-
-for t in $target_list
-do
- x=
- for lang in $all_selected_languages
- do
- x="$x $lang.$t"
- done
- echo "lang.$t: $x" >> Make-hooks
-done
-
-# --------
-# UNSORTED
-# --------
-
-# Create .gdbinit.
-
-echo "dir ." > .gdbinit
-echo "dir ${srcdir}" >> .gdbinit
-if test x$gdb_needs_out_file_path = xyes
-then
- echo "dir ${srcdir}/config/"`dirname ${out_file}` >> .gdbinit
-fi
-if test "x$subdirs" != x; then
- for s in $subdirs
- do
- echo "dir ${srcdir}/$s" >> .gdbinit
- done
-fi
-echo "source ${srcdir}/gdbinit.in" >> .gdbinit
-
-# If $(exec_prefix) exists and is not the same as $(prefix), then compute an
-# absolute path for gcc_tooldir based on inserting the number of up-directory
-# movements required to get from $(exec_prefix) to $(prefix) into the basic
-# $(libsubdir)/@(unlibsubdir) based path.
-# Don't set gcc_tooldir to tooldir since that's only passed in by the toplevel
-# make and thus we'd get different behavior depending on where we built the
-# sources.
-if test x$exec_prefix = xNONE -o x$exec_prefix = x$prefix; then
- gcc_tooldir='$(libsubdir)/$(unlibsubdir)/../$(target_noncanonical)'
-else
-changequote(<<, >>)dnl
-# An explanation of the sed strings:
-# -e 's|^\$(prefix)||' matches and eliminates 'prefix' from 'exec_prefix'
-# -e 's|/$||' match a trailing forward slash and eliminates it
-# -e 's|^[^/]|/|' forces the string to start with a forward slash (*)
-# -e 's|/[^/]*|../|g' replaces each occurrence of /<directory> with ../
-#
-# (*) Note this pattern overwrites the first character of the string
-# with a forward slash if one is not already present. This is not a
-# problem because the exact names of the sub-directories concerned is
-# unimportant, just the number of them matters.
-#
-# The practical upshot of these patterns is like this:
-#
-# prefix exec_prefix result
-# ------ ----------- ------
-# /foo /foo/bar ../
-# /foo/ /foo/bar ../
-# /foo /foo/bar/ ../
-# /foo/ /foo/bar/ ../
-# /foo /foo/bar/ugg ../../
-#
- dollar='$$'
- gcc_tooldir="\$(libsubdir)/\$(unlibsubdir)/\`echo \$(exec_prefix) | sed -e 's|^\$(prefix)||' -e 's|/\$(dollar)||' -e 's|^[^/]|/|' -e 's|/[^/]*|../|g'\`\$(target_noncanonical)"
-changequote([, ])dnl
-fi
-AC_SUBST(gcc_tooldir)
-AC_SUBST(dollar)
-
-# Find a directory in which to install a shared libgcc.
-
-AC_ARG_ENABLE(version-specific-runtime-libs,
-[ --enable-version-specific-runtime-libs
- specify that runtime libraries should be
- installed in a compiler-specific directory])
-
-AC_ARG_WITH(slibdir,
-[ --with-slibdir=DIR shared libraries in DIR [[LIBDIR]]],
-slibdir="$with_slibdir",
-if test "${enable_version_specific_runtime_libs+set}" = set; then
- slibdir='$(libsubdir)'
-elif test "$host" != "$target"; then
- slibdir='$(build_tooldir)/lib'
-else
- slibdir='$(libdir)'
-fi)
-AC_SUBST(slibdir)
-
-objdir=`${PWDCMD-pwd}`
-AC_SUBST(objdir)
-
-AC_ARG_WITH(datarootdir,
-[ --with-datarootdir=DIR Use DIR as the data root [[PREFIX/share]]],
-datarootdir="\${prefix}/$with_datarootdir",
-datarootdir='$(prefix)/share')
-AC_SUBST(datarootdir)
-
-AC_ARG_WITH(docdir,
-[ --with-docdir=DIR Install documentation in DIR [[DATAROOTDIR]]],
-docdir="\${prefix}/$with_docdir",
-docdir='$(datarootdir)')
-AC_SUBST(docdir)
-
-AC_ARG_WITH(htmldir,
-[ --with-htmldir=DIR html documentation in in DIR [[DOCDIR]]],
-htmldir="\${prefix}/$with_htmldir",
-htmldir='$(docdir)')
-AC_SUBST(htmldir)
-
-# Substitute configuration variables
-AC_SUBST(subdirs)
-AC_SUBST(srcdir)
-AC_SUBST(all_boot_languages)
-AC_SUBST(all_compilers)
-AC_SUBST(all_gtfiles)
-AC_SUBST(all_gtfiles_files_langs)
-AC_SUBST(all_gtfiles_files_files)
-AC_SUBST(all_lang_makefrags)
-AC_SUBST(all_lang_makefiles)
-AC_SUBST(all_languages)
-AC_SUBST(all_selected_languages)
-AC_SUBST(all_stagestuff)
-AC_SUBST(build_exeext)
-AC_SUBST(build_install_headers_dir)
-AC_SUBST(build_xm_file_list)
-AC_SUBST(build_xm_include_list)
-AC_SUBST(build_xm_defines)
-AC_SUBST(check_languages)
-AC_SUBST(cc_set_by_configure)
-AC_SUBST(quoted_cc_set_by_configure)
-AC_SUBST(cpp_install_dir)
-AC_SUBST(xmake_file)
-AC_SUBST(tmake_file)
-AC_SUBST(extra_gcc_objs)
-AC_SUBST(extra_headers_list)
-AC_SUBST(extra_objs)
-AC_SUBST(extra_parts)
-AC_SUBST(extra_passes)
-AC_SUBST(extra_programs)
-AC_SUBST(float_h_file)
-AC_SUBST(gcc_config_arguments)
-AC_SUBST(gcc_gxx_include_dir)
-AC_SUBST(host_exeext)
-AC_SUBST(host_xm_file_list)
-AC_SUBST(host_xm_include_list)
-AC_SUBST(host_xm_defines)
-AC_SUBST(out_host_hook_obj)
-AC_SUBST(install)
-AC_SUBST(lang_opt_files)
-AC_SUBST(lang_specs_files)
-AC_SUBST(lang_tree_files)
-AC_SUBST(local_prefix)
-AC_SUBST(md_file)
-AC_SUBST(objc_boehm_gc)
-AC_SUBST(out_file)
-AC_SUBST(out_object_file)
-AC_SUBST(stage_prefix_set_by_configure)
-AC_SUBST(quoted_stage_prefix_set_by_configure)
-AC_SUBST(thread_file)
-AC_SUBST(tm_file_list)
-AC_SUBST(tm_include_list)
-AC_SUBST(tm_defines)
-AC_SUBST(tm_p_file_list)
-AC_SUBST(tm_p_include_list)
-AC_SUBST(xm_file_list)
-AC_SUBST(xm_include_list)
-AC_SUBST(xm_defines)
-AC_SUBST(c_target_objs)
-AC_SUBST(cxx_target_objs)
-AC_SUBST(target_cpu_default)
-
-AC_SUBST_FILE(language_hooks)
-
-# Echo link setup.
-if test x${build} = x${host} ; then
- if test x${host} = x${target} ; then
- echo "Links are now set up to build a native compiler for ${target}." 1>&2
- else
- echo "Links are now set up to build a cross-compiler" 1>&2
- echo " from ${host} to ${target}." 1>&2
- fi
-else
- if test x${host} = x${target} ; then
- echo "Links are now set up to build (on ${build}) a native compiler" 1>&2
- echo " for ${target}." 1>&2
- else
- echo "Links are now set up to build (on ${build}) a cross-compiler" 1>&2
- echo " from ${host} to ${target}." 1>&2
- fi
-fi
-
-AC_ARG_VAR(GMPLIBS,[How to link GMP])
-AC_ARG_VAR(GMPINC,[How to find GMP include files])
-
-# Configure the subdirectories
-# AC_CONFIG_SUBDIRS($subdirs)
-
-# Create the Makefile
-# and configure language subdirectories
-AC_CONFIG_FILES($all_outputs)
-
-AC_CONFIG_COMMANDS([default],
-[
-case ${CONFIG_HEADERS} in
- *auto-host.h:config.in*)
- echo > cstamp-h ;;
-esac
-# Make sure all the subdirs exist.
-for d in $subdirs doc build
-do
- test -d $d || mkdir $d
-done
-# If the host supports symlinks, point stage[1234] at ../stage[1234] so
-# bootstrapping and the installation procedure can still use
-# CC="stage1/xgcc -Bstage1/". If the host doesn't support symlinks,
-# FLAGS_TO_PASS has been modified to solve the problem there.
-# This is virtually a duplicate of what happens in configure.lang; we do
-# an extra check to make sure this only happens if ln -s can be used.
-case "$LN_S" in
- *-s*)
- for d in ${subdirs} ; do
- STARTDIR=`${PWDCMD-pwd}`
- cd $d
- for t in stage1 stage2 stage3 stage4 stageprofile stagefeedback include
- do
- rm -f $t
- $LN_S ../$t $t 2>/dev/null
- done
- cd $STARTDIR
- done
- ;;
-esac
-],
-[subdirs='$subdirs'])
-AC_OUTPUT