Fix compile warning

diff --git a/Zend/zend_hash.c b/Zend/zend_hash.c
index 47632b9a2ec8dd3931d311315ba5fd6b8fa0867a..55d6883e0f28c9378f62755fd9cc7bf268396aa4 100644 (file)
--- a/Zend/zend_hash.c
+++ b/Zend/zend_hash.c
@@ -165,7 +165,7 @@ ZEND_API int zend_hash_init(HashTable *ht, uint nSize, hash_func_t pHashFunction
 
        SET_INCONSISTENT(HT_OK);
 
-       while ((1 << i) < nSize) {
+       while ((1U << i) < nSize) {
                i++;
        }