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authorNAKAMURA Takumi <geek4civic@gmail.com>2012-02-19 12:05:12 +0000
committerNAKAMURA Takumi <geek4civic@gmail.com>2012-02-19 12:05:12 +0000
commit273df0b91000d649dee24aab4be0346ada2a9862 (patch)
treeedfa34338e7a82566e8fb9eed6a56084b5ebff7d
parentb0934ab7d811e23bf530371976b8b35f3242169c (diff)
downloadllvm-273df0b91000d649dee24aab4be0346ada2a9862.tar.gz
autoconf/m4/visibility_inlines_hidden.m4: Tweak for cygwin-g++-4.5.3. It folded conftest regardress of attributge((noinline)) with >=O1 .
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150920 91177308-0d34-0410-b5e6-96231b3b80d8
-rw-r--r--autoconf/m4/visibility_inlines_hidden.m42
-rwxr-xr-xconfigure2
2 files changed, 2 insertions, 2 deletions
diff --git a/autoconf/m4/visibility_inlines_hidden.m4 b/autoconf/m4/visibility_inlines_hidden.m4
index 65dd503e203f..b1cc42aa5f53 100644
--- a/autoconf/m4/visibility_inlines_hidden.m4
+++ b/autoconf/m4/visibility_inlines_hidden.m4
@@ -8,7 +8,7 @@ AC_DEFUN([AC_CXX_USE_VISIBILITY_INLINES_HIDDEN],
[llvm_cv_cxx_visibility_inlines_hidden],
[ AC_LANG_PUSH([C++])
oldcxxflags="$CXXFLAGS"
- CXXFLAGS="$CXXFLAGS -fvisibility-inlines-hidden -Werror"
+ CXXFLAGS="$CXXFLAGS -O0 -fvisibility-inlines-hidden -Werror"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM(
[template <typename T> struct X { void __attribute__((noinline)) f() {} };],
[X<int>().f();])],
diff --git a/configure b/configure
index 060d1e632916..e25edc43659f 100755
--- a/configure
+++ b/configure
@@ -20940,7 +20940,7 @@ ac_link='$CXX -o conftest$ac_exeext $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ex
ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
oldcxxflags="$CXXFLAGS"
- CXXFLAGS="$CXXFLAGS -fvisibility-inlines-hidden -Werror"
+ CXXFLAGS="$CXXFLAGS -O0 -fvisibility-inlines-hidden -Werror"
cat >conftest.$ac_ext <<_ACEOF
/* confdefs.h. */
_ACEOF