summaryrefslogtreecommitdiffstats
path: root/Objects
diff options
context:
space:
mode:
Diffstat (limited to 'Objects')
-rw-r--r--Objects/stringlib/fastsearch.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/Objects/stringlib/fastsearch.h b/Objects/stringlib/fastsearch.h
index 7525951..e231c58 100644
--- a/Objects/stringlib/fastsearch.h
+++ b/Objects/stringlib/fastsearch.h
@@ -140,13 +140,13 @@ fastsearch(const STRINGLIB_CHAR* s, Py_ssize_t n,
/* got a match! */
return i;
/* miss: check if previous character is part of pattern */
- if (!STRINGLIB_BLOOM(mask, s[i-1]))
+ if (i > 0 && !STRINGLIB_BLOOM(mask, s[i-1]))
i = i - m;
else
i = i - skip;
} else {
/* skip: check if previous character is part of pattern */
- if (!STRINGLIB_BLOOM(mask, s[i-1]))
+ if (i > 0 && !STRINGLIB_BLOOM(mask, s[i-1]))
i = i - m;
}
}