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authorIngo Molnar <mingo@elte.hu>2009-03-30 23:53:32 +0200
committerIngo Molnar <mingo@elte.hu>2009-03-30 23:53:32 +0200
commit65fb0d23fcddd8697c871047b700c78817bdaa43 (patch)
tree119e6e5f276622c4c862f6c9b6d795264ba1603a /arch/s390/lib/string.c
parent8c083f081d0014057901c68a0a3e0f8ca7ac8d23 (diff)
parentdfbbe89e197a77f2c8046a51c74e33e35f878080 (diff)
Merge branch 'linus' into cpumask-for-linus
Conflicts: arch/x86/kernel/cpu/common.c
Diffstat (limited to 'arch/s390/lib/string.c')
-rw-r--r--arch/s390/lib/string.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/s390/lib/string.c b/arch/s390/lib/string.c
index ae5cf5d03d4..4143b7c1909 100644
--- a/arch/s390/lib/string.c
+++ b/arch/s390/lib/string.c
@@ -44,7 +44,11 @@ static inline char *__strnend(const char *s, size_t n)
*/
size_t strlen(const char *s)
{
+#if __GNUC__ < 4
return __strend(s) - s;
+#else
+ return __builtin_strlen(s);
+#endif
}
EXPORT_SYMBOL(strlen);
@@ -70,6 +74,7 @@ EXPORT_SYMBOL(strnlen);
*/
char *strcpy(char *dest, const char *src)
{
+#if __GNUC__ < 4
register int r0 asm("0") = 0;
char *ret = dest;
@@ -78,6 +83,9 @@ char *strcpy(char *dest, const char *src)
: "+&a" (dest), "+&a" (src) : "d" (r0)
: "cc", "memory" );
return ret;
+#else
+ return __builtin_strcpy(dest, src);
+#endif
}
EXPORT_SYMBOL(strcpy);