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| author | Rich Felker <dalias@aerifal.cx> | 2018-11-02 12:01:37 -0400 |
|---|---|---|
| committer | Rich Felker <dalias@aerifal.cx> | 2018-11-02 12:02:09 -0400 |
| commit | 8f5a820d147da36bcdbddd201b35d293699dacd8 (patch) | |
| tree | d2f96ac9eb116cd29e55102bcabdbc3a5c5a477b /src/string/strstr.c | |
| parent | 1b52863e244ecee5b5935b6d36bb9e6efe84c035 (diff) | |
| download | musl-8f5a820d147da36bcdbddd201b35d293699dacd8.tar.gz musl-8f5a820d147da36bcdbddd201b35d293699dacd8.tar.xz musl-8f5a820d147da36bcdbddd201b35d293699dacd8.zip | |
fix spuriously slow check in twoway strstr/memmem cores
mem0 && mem && ... is redundant since mem can only be nonzero when mem0 is nonzero.
Diffstat (limited to 'src/string/strstr.c')
| -rw-r--r-- | src/string/strstr.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/string/strstr.c b/src/string/strstr.c index cd069127..c80e9caf 100644 --- a/src/string/strstr.c +++ b/src/string/strstr.c @@ -110,7 +110,7 @@ static char *twoway_strstr(const unsigned char *h, const unsigned char *n) k = l-shift[h[l-1]]; //printf("adv by %zu (on %c) at [%s] (%zu;l=%zu)\n", k, h[l-1], h, shift[h[l-1]], l); if (k) { - if (mem0 && mem && k < p) k = l-p; + if (mem && k < p) k = l-p; h += k; mem = 0; continue; |