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re PR libstdc++/37986 (std::tr1::variate_generator does not conform to TR1.)

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2008-11-11  Paolo Carlini  <paolo.carlini@oracle.com>

	PR libstdc++/37986
	* include/tr1_impl/random (struct _Adaptor): Use remove_pointer
	and remove_reference on _Engine.
	* testsuite/tr1/5_numerical_facilities/random/variate_generator/
	37986.cc: New.

From-SVN: r141769
This commit is contained in:
Paolo Carlini 2008-11-11 14:31:48 +00:00 committed by Paolo Carlini
parent 9b77c3a2ba
commit 285743c92b
3 changed files with 57 additions and 1 deletions
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8
libstdc++-v3/ChangeLog
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@ -1,3 +1,11 @@
2008-11-11 Paolo Carlini <paolo.carlini@oracle.com>
PR libstdc++/37986
* include/tr1_impl/random (struct _Adaptor): Use remove_pointer
and remove_reference on _Engine.
* testsuite/tr1/5_numerical_facilities/random/variate_generator/
37986.cc: New.
2008-11-11 Paolo Carlini <paolo.carlini@oracle.com>
* testsuite/ext/ext_pointer/1_neg.cc: Adjust dg-error line numbers.

5
libstdc++-v3/include/tr1_impl/random
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@ -79,7 +79,10 @@ _GLIBCXX_BEGIN_NAMESPACE_TR1
template<typename _Engine, typename _Distribution>
struct _Adaptor
{
typedef typename _Engine::result_type _Engine_result_type;
typedef typename remove_reference<
typename remove_pointer<_Engine>::type>::type _BEngine;
typedef typename _BEngine::result_type _Engine_result_type;
typedef typename _Distribution::input_type result_type;
public:

45
libstdc++-v3/testsuite/tr1/5_numerical_facilities/random/variate_generator/37986.cc Normal file
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@ -0,0 +1,45 @@
// { dg-do compile }
//
// Copyright (C) 2008 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 2, 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 COPYING. If not, write to the Free
// Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
// USA.
// 5.1.3 class template variate_generator
#include <tr1/random>
// libtsdc++/37986
void test01()
{
std::tr1::mt19937 mt;
std::tr1::uniform_real<double> dist;
std::tr1::variate_generator<
std::tr1::mt19937,
std::tr1::uniform_real<double>
> g1(mt, dist);
std::tr1::variate_generator<
std::tr1::mt19937&,
std::tr1::uniform_real<double>
> g2(mt, dist);
std::tr1::variate_generator<
std::tr1::mt19937*,
std::tr1::uniform_real<double>
> g3(&mt, dist);
}