Added a new PURE attribute which means "this function can read global variables,

but it doesn't have any side effects" as opposed to CONST which promises
that no global variables will be touched.

diff --git a/lib/config.h b/lib/config.h
index 31e61d5ee628ff3584eed6dd4c377697d115a0e5..9ba9b43fa77a50f3db44e26d1056510ed4c4c96b 100644 (file)
--- a/lib/config.h
+++ b/lib/config.h
@@ -82,6 +82,7 @@ typedef s32 sh_off_t;
 #define CONSTRUCTOR __attribute__((constructor))
 #define PACKED __attribute__((packed))
 #define CONST __attribute__((const))
+#define PURE __attribute__((const))
 
 #else
 #error This program requires the GNU C compiler.