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-rw-r--r--ext/ereg/ereg.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/ext/ereg/ereg.c b/ext/ereg/ereg.c
index a9ebaaee88..3e48d39ab3 100644
--- a/ext/ereg/ereg.c
+++ b/ext/ereg/ereg.c
@@ -355,7 +355,7 @@ PHPAPI char *php_reg_replace(const char *pattern, const char *replace, const cha
new_l = strlen(buf) + subs[0].rm_so; /* part before the match */
walk = replace;
while (*walk) {
- if ('\\' == *walk && isdigit((unsigned char)walk[1]) && ((unsigned char)walk[1]) - '0' <= re.re_nsub) {
+ if ('\\' == *walk && isdigit((unsigned char)walk[1]) && ((unsigned char)walk[1]) - '0' <= (int)re.re_nsub) {
if (subs[walk[1] - '0'].rm_so > -1 && subs[walk[1] - '0'].rm_eo > -1) {
new_l += subs[walk[1] - '0'].rm_eo - subs[walk[1] - '0'].rm_so;
}