Fix libstdc++ testsuite failures in C++98 and C++11 mode

	* testsuite/23_containers/list/operations/78389.cc: Fix for C++11
	mode.
	* testsuite/23_containers/priority_queue/requirements/constructible.cc:
	Mark as unsupported in C++98 mode.
	* testsuite/23_containers/queue/requirements/constructible.cc:
	Likewise.
	* testsuite/23_containers/stack/requirements/constructible.cc:
	Likewise.
	* testsuite/25_algorithms/make_heap/movable.cc: Fix for C++11 mode.

From-SVN: r244950

libstdc++-v3/ChangeLog

 2017-01-26  Jonathan Wakely  <jwakely@redhat.com>
 
+	* testsuite/23_containers/list/operations/78389.cc: Fix for C++11
+	mode.
+	* testsuite/23_containers/priority_queue/requirements/constructible.cc:
+	Mark as unsupported in C++98 mode.
+	* testsuite/23_containers/queue/requirements/constructible.cc:
+	Likewise.
+	* testsuite/23_containers/stack/requirements/constructible.cc:
+	Likewise.
+	* testsuite/25_algorithms/make_heap/movable.cc: Fix for C++11 mode.
+
 	PR libstdc++/79243
 	* include/bits/c++config (literals::string_view_literals::__7): Add.
 	Only declare versioned namespaces for the relevant C++ dialects.

libstdc++-v3/testsuite/23_containers/list/operations/78389.cc

@@ -19,19 +19,19 @@
 
 // 23.2.2.4 list operations [lib.list.ops]
 
-#include <testsuite_hooks.h>
-
 #include <list>
+#include <testsuite_hooks.h>
 
 struct ThrowingComparator
 {
-  unsigned int throw_after = 0;
-  unsigned int count = 0;
+  ThrowingComparator(unsigned n) : throw_after(n), count(0) { }
+  unsigned int throw_after;
+  unsigned int count;
   bool operator()(int, int) {
     if (++count >= throw_after) {
       throw 666;
     }
-    return true;
+    return false;
   }
 };
 

libstdc++-v3/testsuite/23_containers/priority_queue/requirements/constructible.cc

-// { dg-do compile }
+// { dg-do compile { target c++11 } }
 
 // Copyright (C) 2017 Free Software Foundation, Inc.
 //

libstdc++-v3/testsuite/23_containers/queue/requirements/constructible.cc

-// { dg-do compile }
+// { dg-do compile { target c++11 } }
 
 // Copyright (C) 2017 Free Software Foundation, Inc.
 //

libstdc++-v3/testsuite/23_containers/stack/requirements/constructible.cc

-// { dg-do compile }
+// { dg-do compile { target c++11 } }
 
 // Copyright (C) 2017 Free Software Foundation, Inc.
 //

libstdc++-v3/testsuite/25_algorithms/make_heap/movable.cc

@@ -25,7 +25,7 @@ void
 test01()
 {
   int i[] = { 1, 2, 3, 4 };
-  std::function<bool(int, int)> f = std::less<>{};
+  std::function<bool(int, int)> f = std::less<int>{};
   // If this uses a moved-from std::function we'll get an exception:
   std::make_heap(std::begin(i), std::end(i), f);
   std::sort_heap(std::begin(i), std::end(i), f);