From: Nikita Popov <nikita.ppv@gmail.com>
Date: Fri, 21 Jun 2019 08:21:35 +0000 (+0200)
Subject: Make ZEND_SEND_* flags unsigned
X-Git-Tag: php-7.4.0alpha2~20
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=a84771573dd79988f247272b025e00c1daa4bba9;p=php

Make ZEND_SEND_* flags unsigned

These may be shifted to the limit for the arg mask.
---

diff --git a/Zend/zend_compile.h b/Zend/zend_compile.h
index 0ca688c5ff..cfefe9ce31 100644
--- a/Zend/zend_compile.h
+++ b/Zend/zend_compile.h
@@ -919,9 +919,9 @@ void zend_assert_valid_class_name(const zend_string *const_name);
 #define ZEND_FREE_ON_RETURN     (1<<0)
 #define ZEND_FREE_SWITCH        (1<<1)
 
-#define ZEND_SEND_BY_VAL     0
-#define ZEND_SEND_BY_REF     1
-#define ZEND_SEND_PREFER_REF 2
+#define ZEND_SEND_BY_VAL     0u
+#define ZEND_SEND_BY_REF     1u
+#define ZEND_SEND_PREFER_REF 2u
 
 #define ZEND_DIM_IS 1