From: Nuno Lopes <nlopess@php.net>
Date: Mon, 4 Dec 2017 20:12:20 +0000 (-0500)
Subject: fix build with older gccs: label attributes are only available with gcc 5+
X-Git-Tag: php-7.3.0alpha1~885
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=f55083906fe977e1740ed8f55634782f571deeff;p=php

fix build with older gccs: label attributes are only available with gcc 5+
---

diff --git a/Zend/zend_portability.h b/Zend/zend_portability.h
index 2003734f0c..0573550719 100644
--- a/Zend/zend_portability.h
+++ b/Zend/zend_portability.h
@@ -219,18 +219,22 @@ char *alloca();
 
 #if defined(__GNUC__) && ZEND_GCC_VERSION >= 4003
 # define ZEND_ATTRIBUTE_UNUSED __attribute__((unused))
-# define ZEND_ATTRIBUTE_UNUSED_LABEL __attribute__((cold, unused));
-# define ZEND_ATTRIBUTE_COLD_LABEL __attribute__((cold));
-# define ZEND_ATTRIBUTE_HOT_LABEL __attribute__((hot));
 # define ZEND_COLD __attribute__((cold))
 # define ZEND_HOT __attribute__((hot))
 #else
 # define ZEND_ATTRIBUTE_UNUSED
+# define ZEND_COLD
+# define ZEND_HOT
+#endif
+
+#if defined(__GNUC__) && ZEND_GCC_VERSION >= 5000
+# define ZEND_ATTRIBUTE_UNUSED_LABEL __attribute__((cold, unused));
+# define ZEND_ATTRIBUTE_COLD_LABEL __attribute__((cold));
+# define ZEND_ATTRIBUTE_HOT_LABEL __attribute__((hot));
+#else
 # define ZEND_ATTRIBUTE_UNUSED_LABEL
 # define ZEND_ATTRIBUTE_COLD_LABEL
 # define ZEND_ATTRIBUTE_HOT_LABEL
-# define ZEND_COLD
-# define ZEND_HOT
 #endif
 
 #if defined(__GNUC__) && ZEND_GCC_VERSION >= 3004 && defined(__i386__)