From: redi <redi@138bc75d-0d04-0410-961f-82ee72b054a4>
Date: Wed, 9 Aug 2017 21:37:52 +0000 (+0000)
Subject: Fix test for __is_aggregate support in Clang
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=d8618a749ce8f61412c88f3fa0dc712122db2052;p=thirdparty%2Fgcc.git

Fix test for __is_aggregate support in Clang

2017-08-09  Katsuhiko Nishimra  <ktns.87@gmail.com>

	* include/std/type_traits (_GLIBCXX_HAVE_BUILTIN_IS_AGGREGATE): Use
	__is_identifier instead of __has_builtin.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@251008 138bc75d-0d04-0410-961f-82ee72b054a4
---

diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog
index 75a454718df6..db0d38e78cb9 100644
--- a/libstdc++-v3/ChangeLog
+++ b/libstdc++-v3/ChangeLog
@@ -1,3 +1,8 @@
+2017-08-09  Katsuhiko Nishimra  <ktns.87@gmail.com>
+
+	* include/std/type_traits (_GLIBCXX_HAVE_BUILTIN_IS_AGGREGATE): Use
+	__is_identifier instead of __has_builtin.
+
 2017-08-09  Jonathan Wakely  <jwakely@redhat.com>
 
 	PR libstdc++/79820
diff --git a/libstdc++-v3/include/std/type_traits b/libstdc++-v3/include/std/type_traits
index 390b6f40af50..ee9c75bafbd3 100644
--- a/libstdc++-v3/include/std/type_traits
+++ b/libstdc++-v3/include/std/type_traits
@@ -2894,9 +2894,9 @@ template <typename _From, typename _To>
 
 #if __GNUC__ >= 7
 # define _GLIBCXX_HAVE_BUILTIN_IS_AGGREGATE 1
-#elif defined __has_builtin
+#elif defined(__is_identifier)
 // For non-GNU compilers:
-# if __has_builtin(__is_aggregate)
+# if ! __is_identifier(__is_aggregate)
 #  define _GLIBCXX_HAVE_BUILTIN_IS_AGGREGATE 1
 # endif
 #endif