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-rw-r--r--configure.ac2
1 files changed, 2 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac
index 0346a8ade67..74357a2e24c 100644
--- a/configure.ac
+++ b/configure.ac
@@ -177,8 +177,10 @@ if test "x$GXX" = xyes; then
AC_MSG_CHECKING([whether $CXX supports -fvisibility=hidden])
VISIBILITY_CXXFLAGS="-fvisibility=hidden"
CXXFLAGS="$CXXFLAGS $VISIBILITY_CXXFLAGS"
+ AC_LANG_PUSH([C++])
AC_LINK_IFELSE([AC_LANG_PROGRAM()], AC_MSG_RESULT([yes]),
[VISIBILITY_CXXFLAGS="" ; AC_MSG_RESULT([no])]);
+ AC_LANG_POP([C++])
# Restore CXXFLAGS; VISIBILITY_CXXFLAGS are added to it where needed.
CXXFLAGS=$save_CXXFLAGS