bootstrap: Update requirement to C++11.

[thirdparty/gcc.git] / gcc / configure.ac

diff --git a/gcc/configure.ac b/gcc/configure.ac
index 953b464cedfee993c76c6f40fb2431e05cc84b50..60d83c307715c712794413f1291305d2b3a96ed1 100644 (file)
--- 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