Removed useless dereferences

ext/standard/array.c

@@ -1316,7 +1316,6 @@ PHP_FUNCTION(min)
 			}
 		}
 
-		ZVAL_DEREF(min);
 		ZVAL_COPY(return_value, min);
 	}
 }
@@ -1363,7 +1362,6 @@ PHP_FUNCTION(max)
 			}
 		}
 
-		ZVAL_DEREF(max);
 		ZVAL_COPY(return_value, max);
 	}
 }
@@ -3812,7 +3810,6 @@ static inline void php_array_merge_or_replace_wrapper(INTERNAL_FUNCTION_PARAMETE
 	for (i = 0; i < argc; i++) {
 		zval *arg = args + i;
 
-		ZVAL_DEREF(arg);
 		if (Z_TYPE_P(arg) != IS_ARRAY) {
 			php_error_docref(NULL, E_WARNING, "Argument #%d is not an array", i + 1);
 			RETURN_NULL();
@@ -3825,19 +3822,16 @@ static inline void php_array_merge_or_replace_wrapper(INTERNAL_FUNCTION_PARAMETE
 
 		/* copy first array */
 		arg = args;
-		ZVAL_DEREF(arg);
 		dest = zend_array_dup(Z_ARRVAL_P(arg));
 		ZVAL_ARR(return_value, dest);
 		if (recursive) {
 			for (i = 1; i < argc; i++) {
 				arg = args + i;
-				ZVAL_DEREF(arg);
 				php_array_replace_recursive(dest, Z_ARRVAL_P(arg));
 			}
 		} else {
 			for (i = 1; i < argc; i++) {
 				arg = args + i;
-				ZVAL_DEREF(arg);
 				zend_hash_merge(dest, Z_ARRVAL_P(arg), zval_add_ref, 1);
 			}
 		}
@@ -3846,7 +3840,6 @@ static inline void php_array_merge_or_replace_wrapper(INTERNAL_FUNCTION_PARAMETE
 		HashTable *src, *dest;
 
 		arg = args;
-		ZVAL_DEREF(arg);
 		src  = Z_ARRVAL_P(arg);
 		/* copy first array */
 		array_init_size(return_value, zend_hash_num_elements(src));
@@ -3881,13 +3874,11 @@ static inline void php_array_merge_or_replace_wrapper(INTERNAL_FUNCTION_PARAMETE
 		if (recursive) {
 			for (i = 1; i < argc; i++) {
 				arg = args + i;
-				ZVAL_DEREF(arg);
 				php_array_merge_recursive(dest, Z_ARRVAL_P(arg));
 			}
 		} else {
 			for (i = 1; i < argc; i++) {
 				arg = args + i;
-				ZVAL_DEREF(arg);
 				php_array_merge(dest, Z_ARRVAL_P(arg));
 			}
 		}