Use global operator new in std::make_exception_ptr

	* libsupc++/exception_ptr.h (make_exception_ptr): Qualify new.
	* testsuite/18_support/exception_ptr/make_exception_ptr_2.cc: New
	test.

From-SVN: r241404

libstdc++-v3/ChangeLog

+2016-10-21  Jonathan Wakely  <jwakely@redhat.com>
+
+	* libsupc++/exception_ptr.h (make_exception_ptr): Qualify new.
+	* testsuite/18_support/exception_ptr/make_exception_ptr_2.cc: New
+	test.
+
 2016-10-20  Jonathan Wakely  <jwakely@redhat.com>
 
 	* include/backward/auto_ptr.h (__shared_ptr(auto_ptr&&))

libstdc++-v3/libsupc++/exception_ptr.h

@@ -187,10 +187,10 @@ namespace std
 	{
 #if __cpp_rtti && !_GLIBCXX_HAVE_CDTOR_CALLABI
           void *__e = __cxxabiv1::__cxa_allocate_exception(sizeof(_Ex));
-          (void)__cxxabiv1::__cxa_init_primary_exception(__e,
-                                           const_cast<std::type_info*>(&typeid(__ex)),
-                                           __exception_ptr::__dest_thunk<_Ex>);
-          new (__e) _Ex(__ex);
+          (void)__cxxabiv1::__cxa_init_primary_exception(
+	      __e, const_cast<std::type_info*>(&typeid(__ex)),
+	      __exception_ptr::__dest_thunk<_Ex>);
+          ::new (__e) _Ex(__ex);
           return exception_ptr(__e);
 #else
           throw __ex;

libstdc++-v3/testsuite/18_support/exception_ptr/make_exception_ptr_2.cc

+// { dg-do run { target c++11 } }
+// { dg-require-atomic-builtins "" }
+
+// Copyright (C) 2010-2016 Free Software Foundation, Inc.
+//
+// This file is part of the GNU ISO C++ Library.  This library is free
+// software; you can redistribute it and/or modify it under the
+// terms of the GNU General Public License as published by the
+// Free Software Foundation; either version 3, or (at your option)
+// any later version.
+
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+
+// You should have received a copy of the GNU General Public License along
+// with this library; see the file COPYING3.  If not see
+// <http://www.gnu.org/licenses/>.
+
+#include <exception>
+#include <testsuite_hooks.h>
+
+// https://gcc.gnu.org/ml/libstdc++/2016-10/msg00139.html
+
+struct E {
+  void* operator new(std::size_t) = delete;
+};
+
+void test01()
+{
+  E e;
+  std::exception_ptr p = std::make_exception_ptr(e);
+
+  VERIFY( p );
+}
+
+int main()
+{
+  test01();
+
+  return 0;
+}