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-rw-r--r--gcc-4.2.1/config/intdiv0.m472
1 files changed, 0 insertions, 72 deletions
diff --git a/gcc-4.2.1/config/intdiv0.m4 b/gcc-4.2.1/config/intdiv0.m4
deleted file mode 100644
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--- a/gcc-4.2.1/config/intdiv0.m4
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@@ -1,72 +0,0 @@
-# intdiv0.m4 serial 1 (gettext-0.11.3)
-dnl Copyright (C) 2002 Free Software Foundation, Inc.
-dnl This file is free software, distributed under the terms of the GNU
-dnl General Public License. As a special exception to the GNU General
-dnl Public License, this file may be distributed as part of a program
-dnl that contains a configuration script generated by Autoconf, under
-dnl the same distribution terms as the rest of that program.
-
-dnl From Bruno Haible.
-
-AC_DEFUN([gt_INTDIV0],
-[
- AC_REQUIRE([AC_PROG_CC])dnl
- AC_REQUIRE([AC_CANONICAL_HOST])dnl
-
- AC_CACHE_CHECK([whether integer division by zero raises SIGFPE],
- gt_cv_int_divbyzero_sigfpe,
- [
- AC_TRY_RUN([
-#include <stdlib.h>
-#include <signal.h>
-
-static void
-#ifdef __cplusplus
-sigfpe_handler (int sig)
-#else
-sigfpe_handler (sig) int sig;
-#endif
-{
- /* Exit with code 0 if SIGFPE, with code 1 if any other signal. */
- exit (sig != SIGFPE);
-}
-
-int x = 1;
-int y = 0;
-int z;
-int nan;
-
-int main ()
-{
- signal (SIGFPE, sigfpe_handler);
-/* IRIX and AIX (when "xlc -qcheck" is used) yield signal SIGTRAP. */
-#if (defined (__sgi) || defined (_AIX)) && defined (SIGTRAP)
- signal (SIGTRAP, sigfpe_handler);
-#endif
-/* Linux/SPARC yields signal SIGILL. */
-#if defined (__sparc__) && defined (__linux__)
- signal (SIGILL, sigfpe_handler);
-#endif
-
- z = x / y;
- nan = y / y;
- exit (1);
-}
-], gt_cv_int_divbyzero_sigfpe=yes, gt_cv_int_divbyzero_sigfpe=no,
- [
- # Guess based on the CPU.
- case "$host_cpu" in
- alpha* | i[34567]86 | m68k | s390*)
- gt_cv_int_divbyzero_sigfpe="guessing yes";;
- *)
- gt_cv_int_divbyzero_sigfpe="guessing no";;
- esac
- ])
- ])
- case "$gt_cv_int_divbyzero_sigfpe" in
- *yes) value=1;;
- *) value=0;;
- esac
- AC_DEFINE_UNQUOTED(INTDIV0_RAISES_SIGFPE, $value,
- [Define if integer division by zero raises signal SIGFPE.])
-])