Add dummy __has_builtin macro, use rotate builtins if possible

2019-02-27 23:10:40 +03:00
parent 765d15f23f
commit 7f6a410770
3 changed files with 36 additions and 11 deletions
@@ -20,6 +20,10 @@
 #define IS_LE_MACHINE 1
 #define IS_BE_MACHINE 0

+#ifndef __has_builtin
+	#define __has_builtin(x) 0
+#endif
+
 #ifdef _MSC_VER

 #define ASSUME(...) __assume(__VA_ARGS__) // MSVC __assume ignores side-effects