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-rw-r--r--configure.ac8
1 files changed, 8 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac
index c77ce67f332b..ce0698e845a9 100644
--- a/configure.ac
+++ b/configure.ac
@@ -6490,6 +6490,14 @@ else
fi
AC_SUBST(CXXFLAGS_CXX11)
+if test "$GCC" = "yes"; then
+ save_CXXFLAGS=$CXXFLAGS
+ CXXFLAGS="$CXXFLAGS $CXXFLAGS_CXX11"
+ CHECK_L_ATOMIC
+ CXXFLAGS=$save_CXXFLAGS
+ AC_SUBST(ATOMIC_LIB)
+fi
+
dnl Test for temporarily incompatible libstdc++ 4.7.{0,1}, where
dnl <https://gcc.gnu.org/viewcvs/gcc?view=revision&revision=179528> introduced
dnl an additional member _M_size into C++11 std::list towards 4.7.0 and