Ensure shift doesn't overflow, closes #2916

diff --git a/main/main.c b/main/main.c
index 0b86eca20504586fe93ae139c1aec36d35c5995b..3e7f956e24715ae990eebf6d06dcb83e82645839 100644 (file)
--- a/main/main.c
+++ b/main/main.c
@@ -186,7 +186,7 @@ static PHP_INI_MH(OnChangeMemoryLimit)
        if (new_value) {
                PG(memory_limit) = zend_atol(ZSTR_VAL(new_value), ZSTR_LEN(new_value));
        } else {
-               PG(memory_limit) = 1<<30;               /* effectively, no limit */
+               PG(memory_limit) = Z_L(1)<<30;          /* effectively, no limit */
        }
        return zend_set_memory_limit(PG(memory_limit));
 }