Changeset 8a5a902 in mainline for uspace/lib/c/include/mem.h

Timestamp:

2013-03-29T16:26:39Z (12 years ago)

Author:

Martin Decky <martin@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

0ca441c

Parents:

2d1195c0

Message:

GCC 4.8 recognizes parts of our C implementation of memset() and memcpy() and actually emits a call to memset() and memcpy()
(which is of course futile and only causes an infinite recursion)
switch to a hand-written memset() and memcpy()

File:

• uspace/lib/c/include/mem.h (modified) (1 diff)

uspace/lib/c/include/mem.h

@@ -38 +38 @@
 #include <sys/types.h>
 
+#define memset(dst, val, cnt)  __builtin_memset((dst), (val), (cnt))
+#define memcpy(dst, src, cnt)  __builtin_memcpy((dst), (src), (cnt))
+
 #define bzero(ptr, len)  memset((ptr), 0, (len))
 
-extern void *memset(void *, int, size_t);
-extern void *memcpy(void *, const void *, size_t);
 extern void *memmove(void *, const void *, size_t);
-
 extern int bcmp(const void *, const void *, size_t);