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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 /autoconf
parentb0934ab7d811e23bf530371976b8b35f3242169c (diff)
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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
Diffstat (limited to 'autoconf')
-rw-r--r--autoconf/m4/visibility_inlines_hidden.m42
1 files changed, 1 insertions, 1 deletions
diff --git a/autoconf/m4/visibility_inlines_hidden.m4 b/autoconf/m4/visibility_inlines_hidden.m4
index 65dd503e20..b1cc42aa5f 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();])],