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authorBen Cheng <bccheng@google.com>2012-10-01 10:30:31 -0700
committerBen Cheng <bccheng@google.com>2012-10-01 10:30:31 -0700
commit82bcbebce43f0227f506d75a5b764b6847041bae (patch)
treefe9f8597b48a430c4daeb5123e3e8eb28e6f9da9 /gcc-4.7/libgcc/memcmp.c
parent3c052de3bb16ac53b6b6ed659ec7557eb84c7590 (diff)
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Initial check-in of gcc 4.7.2.
Change-Id: I4a2f5a921c21741a0e18bda986d77e5f1bef0365
Diffstat (limited to 'gcc-4.7/libgcc/memcmp.c')
-rw-r--r--gcc-4.7/libgcc/memcmp.c16
1 files changed, 16 insertions, 0 deletions
diff --git a/gcc-4.7/libgcc/memcmp.c b/gcc-4.7/libgcc/memcmp.c
new file mode 100644
index 000000000..2348afe1d
--- /dev/null
+++ b/gcc-4.7/libgcc/memcmp.c
@@ -0,0 +1,16 @@
+/* Public domain. */
+#include <stddef.h>
+
+int
+memcmp (const void *str1, const void *str2, size_t count)
+{
+ const unsigned char *s1 = str1;
+ const unsigned char *s2 = str2;
+
+ while (count-- > 0)
+ {
+ if (*s1++ != *s2++)
+ return s1[-1] < s2[-1] ? -1 : 1;
+ }
+ return 0;
+}