From 41c11c2a743ea85be67d0840dbbb6d5125bb8798 Mon Sep 17 00:00:00 2001 From: Caroline Tice Date: Fri, 25 Mar 2016 16:19:29 -0700 Subject: Add top-level flag, --enable-libatomic-ifuncs=[yes/no] This CL adds a top-level configure flag, --enable-libatomic-ifuncs. IF this is set to 'no', then libatomic will not be configured/built to use IFUNC. This is to fix https://buganizer.corp.google.com/issues/22699878 Change-Id: I76741fe854fc9c32a230b67c72920adfb00473ee --- gcc-4.9/configure.ac | 12 ++++++++++++ 1 file changed, 12 insertions(+) (limited to 'gcc-4.9/configure.ac') diff --git a/gcc-4.9/configure.ac b/gcc-4.9/configure.ac index e04fdfe6e..b78629a75 100644 --- a/gcc-4.9/configure.ac +++ b/gcc-4.9/configure.ac @@ -2556,6 +2556,18 @@ AC_ARG_ENABLE(bionic-libs, [enable_bionic_libs=no]) AC_MSG_RESULT($enable_bionic_libs) +# Use same top-level configure hooks in libatomic. +AC_MSG_CHECKING([for --enable-libatomic-ifuncs]) +AC_ARG_ENABLE(libatomic-ifuncs, +[ --enable-bionic-libs Enable/disable IFUNCs in libatomic library ], +[case "$enableval" in + yes) enable_libatomic_ifuncs=yes ;; + no) enable_libatomic_ifuncs=no ;; + *) enable_libatomic_ifuncs=yes;; + esac], +[enable_libatomic_ifuncs=yes]) +AC_MSG_RESULT($enable_libatomic_ifuncs) + # Record target_configdirs and the configure arguments for target and # build configuration in Makefile. target_configdirs=`echo "${target_configdirs}" | sed -e 's/target-//g'` -- cgit v1.2.3