2010-02-16 Paolo Carlini <paolo.carlini@oracle.com>

	* include/bits/random.h (linear_congruential_engine(_Sseq&),
	mersenne_twister_engine(_Sseq&), subtract_with_carry_engine(_Sseq&)):
	Do not enable for the type itself.
	(discard_block_engine(_Sseq&), independent_bits_engine(_Sseq&),
	shuffle_order_engine(_Sseq&)): Do not enable for the type itself too.
	(linear_congruential_engine<>::seed(_Sseq&),
	mersenne_twister_engine<>::seed(_Sseq&),
	subtract_with_carry_engine<>::seed(_Sseq&)): Use enable_if on the
	return type.
	(discard_block_engine<>::seed(_Sseq&),
	independent_bits_engine<>::seed(_Sseq&),
	shuffle_order_engine<>::seed(_Sseq&)): Do not use enable_if.
	* include/bits/random.tcc: Adjust definitions.
	* testsuite/26_numerics/random/independent_bits_engine/cons/copy.cc:
	New.
	* testsuite/26_numerics/random/subtract_with_carry_engine/cons/
	copy.cc: Likewise.
	* testsuite/26_numerics/random/discard_block_engine/cons/
	copy.cc: Likewise.
	* testsuite/26_numerics/random/mersenne_twister_engine/cons/
	copy.cc: Likewise.
	* testsuite/26_numerics/random/linear_congruential_engine/cons/
	copy.cc: Likewise.
	* testsuite/26_numerics/random/shuffle_order_engine/cons/
	copy.cc: Likewise.

	* testsuite/26_numerics/random/independent_bits_engine/cons/
	base_move.cc: Minor tweaks.
	* testsuite/26_numerics/random/independent_bits_engine/cons/seed1.cc:
	Likewise.
	* testsuite/26_numerics/random/independent_bits_engine/cons/seed2.cc:
	Likewise.
	* testsuite/26_numerics/random/independent_bits_engine/cons/
	base_copy.cc: Likewise.
	* testsuite/26_numerics/random/independent_bits_engine/cons/
	default.cc: Likewise.
	* testsuite/26_numerics/random/independent_bits_engine/cons/
	seed_seq.cc: Likewise.
	* testsuite/26_numerics/random/subtract_with_carry_engine/cons/
	seed1.cc: Likewise.
	* testsuite/26_numerics/random/subtract_with_carry_engine/cons/
	seed2.cc: Likewise.
	* testsuite/26_numerics/random/subtract_with_carry_engine/cons/
	default.cc: Likewise.
	* testsuite/26_numerics/random/subtract_with_carry_engine/cons/
	seed_seq.cc: Likewise.
	* testsuite/26_numerics/random/discard_block_engine/cons/base_move.cc:
	Likewise.
	* testsuite/26_numerics/random/discard_block_engine/cons/seed1.cc:
	Likewise.
	* testsuite/26_numerics/random/discard_block_engine/cons/seed2.cc:
	Likewise.
	* testsuite/26_numerics/random/discard_block_engine/cons/base_copy.cc:
	Likewise.
	* testsuite/26_numerics/random/discard_block_engine/cons/default.cc:
	Likewise.
	* testsuite/26_numerics/random/discard_block_engine/cons/seed_seq.cc:
	Likewise.
	* testsuite/26_numerics/random/mersenne_twister_engine/cons/seed1.cc:
	Likewise.
	* testsuite/26_numerics/random/mersenne_twister_engine/cons/seed2.cc:
	Likewise.
	* testsuite/26_numerics/random/mersenne_twister_engine/cons/
	default.cc: Likewise.
	* testsuite/26_numerics/random/mersenne_twister_engine/cons/
	seed_seq.cc: Likewise.
	* testsuite/26_numerics/random/linear_congruential_engine/cons/
	seed1.cc: Likewise.
	* testsuite/26_numerics/random/linear_congruential_engine/cons/
	seed2.cc: Likewise.
	* testsuite/26_numerics/random/linear_congruential_engine/cons/
	seed_seq.cc: Likewise.
	* testsuite/26_numerics/random/shuffle_order_engine/cons/base_move.cc:
	Likewise.
	* testsuite/26_numerics/random/shuffle_order_engine/cons/seed1.cc:
	Likewise.
 	* testsuite/26_numerics/random/shuffle_order_engine/cons/seed2.cc:
	Likewise.
	* testsuite/26_numerics/random/shuffle_order_engine/cons/base_copy.cc:
	Likewise.
	* testsuite/26_numerics/random/shuffle_order_engine/cons/default.cc:
	Likewise.
	* testsuite/26_numerics/random/shuffle_order_engine/cons/seed_seq.cc:
	Likewise.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@156815 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 38 insertions, 0 deletions

diff --git a/libstdc++-v3/testsuite/26_numerics/random/subtract_with_carry_engine/cons/copy.cc b/libstdc++-v3/testsuite/26_numerics/random/subtract_with_carry_engine/cons/copy.cc
new file mode 100644
index 00000000000..21df0a07e3c
--- /dev/null
+++ b/libstdc++-v3/testsuite/26_numerics/random/subtract_with_carry_engine/cons/copy.cc
@@ -0,0 +1,38 @@
+// { dg-options "-std=c++0x" }
+// { dg-require-cstdint "" }
+//
+// 2010-02-16  Paolo Carlini  <paolo.carlini@oracle.com>
+//
+// Copyright (C) 2010 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 <random>
+
+void
+test01()
+{
+  std::subtract_with_carry_engine<unsigned long, 24, 10, 24> e(1);
+
+  const auto f(e);
+  auto g(f);
+}
+
+int main()
+{
+  test01();
+  return 0;
+}