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-rw-r--r--gcc/configure.ac3
1 files changed, 3 insertions, 0 deletions
diff --git a/gcc/configure.ac b/gcc/configure.ac
index 953b464cedf..60d83c30771 100644
--- a/gcc/configure.ac
+++ b/gcc/configure.ac
@@ -385,6 +385,9 @@ AC_SUBST(PICFLAG_FOR_TARGET)
# -------------------------
AC_USE_SYSTEM_EXTENSIONS
+
+AX_CXX_COMPILE_STDCXX(11)
+
AC_PROG_CPP
AC_C_INLINE