re PR libstdc++/56905 ([C++11][DR 1130] std::copy_exception should be removed or no longer be used)

	PR libstdc++/56905
	* libsupc++/exception_ptr.h (copy_exception): Deprecate and
	move implementation to make_exception_ptr.
	* include/std/future (_State_base::_M_break_promise): Replace
	copy_exception with make_exception_ptr.
	* testsuite/18_support/exception_ptr/move.cc: Likewise.
	* testsuite/18_support/exception_ptr/rethrow_exception.cc: Likewise.
	* testsuite/30_threads/future/members/get2.cc: Likewise.
	* testsuite/30_threads/promise/members/set_exception.cc: Likewise.
	* testsuite/30_threads/promise/members/set_exception2.cc: Likewise.
	* testsuite/30_threads/promise/members/set_value2.cc: Likewise.
	* testsuite/30_threads/shared_future/members/get2.cc: Likewise.

From-SVN: r198265

libstdc++-v3/ChangeLog

+2013-04-11  Jonathan Wakely  <jwakely.gcc@gmail.com>
+
+	PR libstdc++/56905
+	* libsupc++/exception_ptr.h (copy_exception): Deprecate and
+	move implementation to make_exception_ptr.
+	* include/std/future (_State_base::_M_break_promise): Replace
+	copy_exception with make_exception_ptr.
+	* testsuite/18_support/exception_ptr/move.cc: Likewise.
+	* testsuite/18_support/exception_ptr/rethrow_exception.cc: Likewise.
+	* testsuite/30_threads/future/members/get2.cc: Likewise.
+	* testsuite/30_threads/promise/members/set_exception.cc: Likewise.
+	* testsuite/30_threads/promise/members/set_exception2.cc: Likewise.
+	* testsuite/30_threads/promise/members/set_value2.cc: Likewise.
+	* testsuite/30_threads/shared_future/members/get2.cc: Likewise.
+
 2013-04-22  Jason Merrill  <jason@redhat.com>
 
 	* src/c++11/hashtable_c++0x.cc: Include ext/aligned_buffer.h.

libstdc++-v3/include/std/future

@@ -361,7 +361,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
 	if (static_cast<bool>(__res))
 	  {
 	    error_code __ec(make_error_code(future_errc::broken_promise));
-	    __res->_M_error = copy_exception(future_error(__ec));
+	    __res->_M_error = make_exception_ptr(future_error(__ec));
 	    {
 	      lock_guard<mutex> __lock(_M_mutex);
 	      _M_result.swap(__res);

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

@@ -166,7 +166,7 @@ namespace std
   /// Obtain an exception_ptr pointing to a copy of the supplied object.
   template<typename _Ex>
     exception_ptr 
-    copy_exception(_Ex __ex) _GLIBCXX_USE_NOEXCEPT
+    make_exception_ptr(_Ex __ex) _GLIBCXX_USE_NOEXCEPT
     {
       __try
 	{
@@ -183,10 +183,15 @@ namespace std
   // _GLIBCXX_RESOLVE_LIB_DEFECTS
   // 1130. copy_exception name misleading
   /// Obtain an exception_ptr pointing to a copy of the supplied object.
+  /// This function is deprecated, use std::make_exception_ptr instead.
   template<typename _Ex>
     exception_ptr
-    make_exception_ptr(_Ex __ex) _GLIBCXX_USE_NOEXCEPT
-    { return std::copy_exception<_Ex>(__ex); }
+    copy_exception(_Ex __ex) _GLIBCXX_USE_NOEXCEPT _GLIBCXX_DEPRECATED;
+
+  template<typename _Ex>
+    exception_ptr
+    copy_exception(_Ex __ex) _GLIBCXX_USE_NOEXCEPT
+    { return std::make_exception_ptr<_Ex>(__ex); }
 
   // @} group exceptions
 } // namespace std

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

@@ -28,7 +28,7 @@ void test01()
 {
   bool test = true;
  
-  std::exception_ptr p1 = std::copy_exception(test);
+  std::exception_ptr p1 = std::make_exception_ptr(test);
   std::exception_ptr p2 = std::move(p1);
   VERIFY( p1 == 0 );
   VERIFY( !(p2 == 0) );

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

@@ -34,7 +34,7 @@ void test01()
   using namespace std;
 
   try {
-    rethrow_exception(copy_exception(0));
+    rethrow_exception(make_exception_ptr(0));
   } catch(...) {
   }
 }
@@ -45,7 +45,7 @@ void test02()
   using namespace std;
 
   try {
-    rethrow_exception(copy_exception(runtime_error("test")));
+    rethrow_exception(make_exception_ptr(runtime_error("test")));
   } catch(exception &e) {
     VERIFY( typeid(e) == typeid(runtime_error) );
     VERIFY( strcmp(e.what(), "test") == 0 );

libstdc++-v3/testsuite/30_threads/future/members/get2.cc

@@ -37,7 +37,7 @@ void test01()
   std::promise<int> p1;
   std::future<int> f1(p1.get_future());
 
-  p1.set_exception(std::copy_exception(value));
+  p1.set_exception(std::make_exception_ptr(value));
   try
   {
     (void) f1.get();
@@ -57,7 +57,7 @@ void test02()
   std::promise<int&> p1;
   std::future<int&> f1(p1.get_future());
 
-  p1.set_exception(std::copy_exception(value));
+  p1.set_exception(std::make_exception_ptr(value));
   try
   {
     (void) f1.get();
@@ -77,7 +77,7 @@ void test03()
   std::promise<void> p1;
   std::future<void> f1(p1.get_future());
 
-  p1.set_exception(std::copy_exception(value));
+  p1.set_exception(std::make_exception_ptr(value));
   try
   {
     f1.get();

libstdc++-v3/testsuite/30_threads/promise/members/set_exception.cc

@@ -36,7 +36,7 @@ void test01()
 
   VERIFY( f1.valid() );
 
-  p1.set_exception(std::copy_exception(0));
+  p1.set_exception(std::make_exception_ptr(0));
 
   try
   {

libstdc++-v3/testsuite/30_threads/promise/members/set_exception2.cc

@@ -34,11 +34,11 @@ void test01()
   std::promise<int> p1;
   std::future<int> f1 = p1.get_future();
 
-  p1.set_exception(std::copy_exception(0));
+  p1.set_exception(std::make_exception_ptr(0));
 
   try
   {
-    p1.set_exception(std::copy_exception(1));
+    p1.set_exception(std::make_exception_ptr(1));
     VERIFY( false );
   }
   catch (std::future_error& e)
@@ -72,7 +72,7 @@ void test02()
 
   try
   {
-    p1.set_exception(std::copy_exception(0));
+    p1.set_exception(std::make_exception_ptr(0));
     VERIFY( false );
   }
   catch (std::future_error& e)

libstdc++-v3/testsuite/30_threads/promise/members/set_value2.cc

@@ -65,7 +65,7 @@ void test02()
 
   try
   {
-    p1.set_exception(std::copy_exception(4));
+    p1.set_exception(std::make_exception_ptr(4));
     VERIFY( false );
   }
   catch (std::future_error& e)

libstdc++-v3/testsuite/30_threads/shared_future/members/get2.cc

@@ -38,7 +38,7 @@ void test01()
   std::shared_future<int> f1(p1.get_future());
   std::shared_future<int> f2(f1);
 
-  p1.set_exception(std::copy_exception(value));
+  p1.set_exception(std::make_exception_ptr(value));
   try
   {
     (void) f1.get();
@@ -67,7 +67,7 @@ void test02()
   std::shared_future<int&> f1(p1.get_future());
   std::shared_future<int&> f2(f1);
 
-  p1.set_exception(std::copy_exception(value));
+  p1.set_exception(std::make_exception_ptr(value));
   try
   {
     (void) f1.get();
@@ -96,7 +96,7 @@ void test03()
   std::shared_future<void> f1(p1.get_future());
   std::shared_future<void> f2(f1);
 
-  p1.set_exception(std::copy_exception(value));
+  p1.set_exception(std::make_exception_ptr(value));
   try
   {
     f1.get();