overhaul optimized x86_64 memset asm

[musl] / src / string / wcsstr.c

diff --git a/src/string/wcsstr.c b/src/string/wcsstr.c
index 3e28e28..4caaef3 100644 (file)
--- a/src/string/wcsstr.c
+++ b/src/string/wcsstr.c
@@ -84,7 +84,7 @@ static wchar_t *twoway_wcsstr(const wchar_t *h, const wchar_t *n)
                }
                /* Compare left half */
                for (k=ms+1; k>mem && n[k-1] == h[k-1]; k--);
-               if (k == mem) return (wchar_t *)h;
+               if (k <= mem) return (wchar_t *)h;
                h += p;
                mem = mem0;
        }