X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=autoconf%2Fm4%2Fvisibility_inlines_hidden.m4;h=b1cc42aa5f535a63658ca9b00363c3aebc1947a4;hb=5be77762a3aa434ee877b0a03b98b5c3a7571918;hp=42ddbe9128b386688707b153e9de24ef4d2f9a01;hpb=ecfe67c21799891f27597455ed84c70de7769f36;p=oota-llvm.git

diff --git a/autoconf/m4/visibility_inlines_hidden.m4 b/autoconf/m4/visibility_inlines_hidden.m4
index 42ddbe9128b..b1cc42aa5f5 100644
--- a/autoconf/m4/visibility_inlines_hidden.m4
+++ b/autoconf/m4/visibility_inlines_hidden.m4
@@ -8,8 +8,10 @@ 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"
-  AC_COMPILE_IFELSE([AC_LANG_PROGRAM()],
+  CXXFLAGS="$CXXFLAGS -O0 -fvisibility-inlines-hidden -Werror"
+  AC_COMPILE_IFELSE([AC_LANG_PROGRAM(
+    [template <typename T> struct X { void __attribute__((noinline)) f() {} };],
+    [X<int>().f();])],
     [llvm_cv_cxx_visibility_inlines_hidden=yes],[llvm_cv_cxx_visibility_inlines_hidden=no])
   CXXFLAGS="$oldcxxflags"
   AC_LANG_POP([C++])