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-rw-r--r--libc/string/arm/strncmp.S7
1 files changed, 4 insertions, 3 deletions
diff --git a/libc/string/arm/strncmp.S b/libc/string/arm/strncmp.S
index 39344db75..46f5f5092 100644
--- a/libc/string/arm/strncmp.S
+++ b/libc/string/arm/strncmp.S
@@ -35,10 +35,11 @@
.align 4
strncmp:
- /* if ((len - 1) < 0) return 0 */
+ /* if (len == 0) return 0 */
+ cmp r2, #0
+ moveq r0, #0
+ moveq pc, lr
subs r2, r2, #1
- movmi r0, #0
- movmi pc, lr
/* ip == last src address to compare */
add ip, r0, r2