Remove unnecessary result variable

Instead directly use return_value. Hopefully this also works
around the "may be uninitialized" warning...

Author: nikic

ext/standard/array.c

@@ -6011,7 +6011,6 @@ PHP_FUNCTION(array_reduce)
 	zval *input;
 	zval args[2];
 	zval *operand;
-	zval result;
 	zval retval;
 	zend_fcall_info fci;
 	zend_fcall_info_cache fci_cache = empty_fcall_info_cache;
@@ -6027,9 +6026,9 @@ PHP_FUNCTION(array_reduce)
 
 
 	if (ZEND_NUM_ARGS() > 2) {
-		ZVAL_COPY(&result, initial);
+		ZVAL_COPY(return_value, initial);
 	} else {
-		ZVAL_NULL(&result);
+		ZVAL_NULL(return_value);
 	}
 
 	/* (zval **)input points to an element of argument stack
@@ -6038,7 +6037,6 @@ PHP_FUNCTION(array_reduce)
 	htbl = Z_ARRVAL_P(input);
 
 	if (zend_hash_num_elements(htbl) == 0) {
-		ZVAL_COPY_VALUE(return_value, &result);
 		zend_release_fcall_info_cache(&fci_cache);
 		return;
 	}
@@ -6048,14 +6046,14 @@ PHP_FUNCTION(array_reduce)
 	fci.no_separation = 0;
 
 	ZEND_HASH_FOREACH_VAL(htbl, operand) {
-		ZVAL_COPY_VALUE(&args[0], &result);
+		ZVAL_COPY_VALUE(&args[0], return_value);
 		ZVAL_COPY(&args[1], operand);
 		fci.params = args;
 
 		if (zend_call_function(&fci, &fci_cache) == SUCCESS && Z_TYPE(retval) != IS_UNDEF) {
 			zval_ptr_dtor(&args[1]);
 			zval_ptr_dtor(&args[0]);
-			ZVAL_COPY_VALUE(&result, &retval);
+			ZVAL_COPY_VALUE(return_value, &retval);
 		} else {
 			zval_ptr_dtor(&args[1]);
 			zval_ptr_dtor(&args[0]);
@@ -6064,7 +6062,6 @@ PHP_FUNCTION(array_reduce)
 	} ZEND_HASH_FOREACH_END();
 
 	zend_release_fcall_info_cache(&fci_cache);
-	RETURN_COPY_VALUE(&result);
 }
 /* }}} */