fix comparison warning

php · Jul 9, 2017 · a51cb39 · a51cb39
1 parent ba5df1c
commit a51cb39
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/win32/ioutil.c b/win32/ioutil.c
@@ -521,7 +521,7 @@ PW32IO php_win32_ioutil_normalization_result php_win32_ioutil_normalize_path_w(w
 		return PHP_WIN32_IOUTIL_NORM_FAIL;
 	}
 
-	while (NULL != (pos = wcschr(idx, PHP_WIN32_IOUTIL_FW_SLASHW)) && idx - *buf <= len) {
+	while (NULL != (pos = wcschr(idx, PHP_WIN32_IOUTIL_FW_SLASHW)) && (size_t)(idx - *buf) <= len) {
 		*pos = PHP_WIN32_IOUTIL_DEFAULT_SLASHW;
 		idx = pos++;
 	}