From: Jonathan Wakely <jwakely@redhat.com>
Date: Thu, 9 Oct 2014 18:17:23 +0000 (+0100)
Subject: re PR libstdc++/63322 (std::atomic<T> where T is not trivially copyable should be... 
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=bc2da0fc047bad6c0a4e6ea1468d95e590844450;p=gcc.git

re PR libstdc++/63322 (std::atomic<T> where T is not trivially copyable should be disabled.)

	PR libstdc++/63322
	* include/std/atomic (atomic): Add assertion for trivially copyable.
	* testsuite/29_atomics/atomic/60695.cc: Adjust line number.

From-SVN: r216046
---

diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog
index cdf1fc69340..6b4444aa2c5 100644
--- a/libstdc++-v3/ChangeLog
+++ b/libstdc++-v3/ChangeLog
@@ -3,6 +3,10 @@
 	* doc/xml/manual/status_cxx2011.xml: Update.
 	* doc/html/manual/status.html: Regenerate.
 
+	PR libstdc++/63322
+	* include/std/atomic (atomic): Add assertion for trivially copyable.
+	* testsuite/29_atomics/atomic/60695.cc: Adjust line number.
+
 2014-10-09  Ville Voutilainen  <ville.voutilainen@gmail.com>
 
 	PR libstdc++/60132
diff --git a/libstdc++-v3/include/std/atomic b/libstdc++-v3/include/std/atomic
index be7d0be051a..85dc252bb46 100644
--- a/libstdc++-v3/include/std/atomic
+++ b/libstdc++-v3/include/std/atomic
@@ -163,7 +163,8 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
     private:
       _Tp _M_i;
 
-      // TODO: static_assert(is_trivially_copyable<_Tp>::value, "");
+      static_assert(__is_trivially_copyable(_Tp),
+		    "std::atomic requires a trivially copyable type");
 
       static_assert(sizeof(_Tp) > 0,
 		    "Incomplete or zero-sized types are not supported");
diff --git a/libstdc++-v3/testsuite/29_atomics/atomic/60695.cc b/libstdc++-v3/testsuite/29_atomics/atomic/60695.cc
index 27c0c8f59a6..10c5e3adcbe 100644
--- a/libstdc++-v3/testsuite/29_atomics/atomic/60695.cc
+++ b/libstdc++-v3/testsuite/29_atomics/atomic/60695.cc
@@ -27,4 +27,4 @@ struct X {
   char stuff[0]; // GNU extension, type has zero size
 };
 
-std::atomic<X> a;  // { dg-error "not supported" "" { target *-*-* } 168 }
+std::atomic<X> a;  // { dg-error "not supported" "" { target *-*-* } 169 }