fix warnings

#highest bit cannot be set so this must work

diff --git a/ext/standard/math.c b/ext/standard/math.c
index 0c2fcedb502598c210d5ecfc88acbeb172e9b503..751dc3b11f1db5f9fef40a383e2aa4a43e26cc9c 100644 (file)
--- a/ext/standard/math.c
+++ b/ext/standard/math.c
@@ -697,7 +697,7 @@ _php_math_basetozval(zval *arg, int base, zval *ret) {
        int i;
        int mode = 0;
        char c, *s;
-       unsigned long cutoff;
+       long cutoff;
        int cutlim;
 
        if (Z_TYPE_P(arg) != IS_STRING || base < 2 || base > 36) {