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author | Caroline Tice <cmtice@google.com> | 2016-03-25 16:19:29 -0700 |
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committer | Caroline Tice <cmtice@google.com> | 2016-03-25 16:19:29 -0700 |
commit | 41c11c2a743ea85be67d0840dbbb6d5125bb8798 (patch) | |
tree | 4f693e051b138f50cdfad035b29b01f4b6afbe07 /gcc-4.9/configure.ac | |
parent | ac16f08b86701ecf70e32f4ead8db63d92603808 (diff) | |
download | toolchain_gcc-41c11c2a743ea85be67d0840dbbb6d5125bb8798.tar.gz toolchain_gcc-41c11c2a743ea85be67d0840dbbb6d5125bb8798.tar.bz2 toolchain_gcc-41c11c2a743ea85be67d0840dbbb6d5125bb8798.zip |
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
Diffstat (limited to 'gcc-4.9/configure.ac')
-rw-r--r-- | gcc-4.9/configure.ac | 12 |
1 files changed, 12 insertions, 0 deletions
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'` |