+#if CLANG_VERSION_P(3, 3)
+
+# define MLIB__PRAGMA_HACK(x) _Pragma(#x)
+# define MLIB__MUFFLE_WARNINGS(warns, body) \
+ _Pragma("clang diagnostic push") \
+ warns \
+ body \
+ _Pragma("clang diagnostic pop")
+# define CLANG_WARNING(warn) \
+ MLIB__PRAGMA_HACK(clang diagnostic ignored warn)
+# define MUFFLE_WARNINGS_DECL(warns, body) \
+ MLIB__MUFFLE_WARNINGS(warns, body)
+# define MUFFLE_WARNINGS_EXPR(warns, body) \
+ __extension__ ({ MLIB__MUFFLE_WARNINGS(warns, (body);) })
+# define MUFFLE_WARNINGS_STMT(warns, body) \
+ do { MLIB__MUFFLE_WARNINGS(warns, body) } while (0)
+
+#elif GCC_VERSION_P(4, 6)