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author | Caroline Tice <cmtice@google.com> | 2016-03-29 22:30:34 +0000 |
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committer | Gerrit Code Review <noreply-gerritcodereview@google.com> | 2016-03-29 22:30:35 +0000 |
commit | aec28b44e467a139d5f5cefe038e3f4a30dfc478 (patch) | |
tree | 683ea6a4fdd09801ee89dbb792e4c2d43d394795 /gcc-4.9/libatomic/acinclude.m4 | |
parent | 859df16485d512e69b529f57a9c747107dec23bc (diff) | |
parent | 41c11c2a743ea85be67d0840dbbb6d5125bb8798 (diff) | |
download | toolchain_gcc-aec28b44e467a139d5f5cefe038e3f4a30dfc478.tar.gz toolchain_gcc-aec28b44e467a139d5f5cefe038e3f4a30dfc478.tar.bz2 toolchain_gcc-aec28b44e467a139d5f5cefe038e3f4a30dfc478.zip |
Merge "Add top-level flag, --enable-libatomic-ifuncs=[yes/no]"
Diffstat (limited to 'gcc-4.9/libatomic/acinclude.m4')
-rw-r--r-- | gcc-4.9/libatomic/acinclude.m4 | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/gcc-4.9/libatomic/acinclude.m4 b/gcc-4.9/libatomic/acinclude.m4 index a86e52b4f..34db650be 100644 --- a/gcc-4.9/libatomic/acinclude.m4 +++ b/gcc-4.9/libatomic/acinclude.m4 @@ -197,6 +197,11 @@ AC_DEFUN([LIBAT_CHECK_IFUNC], [ void *foo_sel(void) { return foo_alt; } int foo(void) __attribute__((ifunc("foo_sel")));], [return foo();], libat_cv_have_ifunc=yes, libat_cv_have_ifunc=no)]) + + if test $enable_libatomic_ifuncs = no; then + libat_cv_have_ifunc=no + fi + LIBAT_DEFINE_YESNO([HAVE_IFUNC], [$libat_cv_have_ifunc], [Define to 1 if the target supports __attribute__((ifunc(...))).]) ]) |