c4db9a775b
* include/std/type_traits (result_of): Fix handling of cv-quals. * testsuite/20_util/result_of/1.cc: New. * testsuite/20_util/result_of/2.cc: New. * testsuite/20_util/declval/requirements/1_neg.cc: Adjust dg-error line numbers. * testsuite/20_util/make_signed/requirements/typedefs_neg.cc: Likewise. * testsuite/20_util/make_unsigned/requirements/typedefs_neg.cc: Likewise. From-SVN: r185845
54 lines
1.8 KiB
C++
54 lines
1.8 KiB
C++
// { dg-options "-std=gnu++0x" }
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// { dg-do compile }
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// Copyright (C) 2012 Free Software Foundation, Inc.
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//
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// This file is part of the GNU ISO C++ Library. This library is free
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// software; you can redistribute it and/or modify it under the
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// terms of the GNU General Public License as published by the
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// Free Software Foundation; either version 3, or (at your option)
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// any later version.
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License along
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// with this library; see the file COPYING3. If not see
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// <http://www.gnu.org/licenses/>.
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#include <functional>
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#include <type_traits>
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struct X {
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int i;
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void f1() { }
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void f2() volatile { }
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};
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typedef int X::*pm;
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typedef void (X::*pmf1)();
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typedef void (X::*pmf2)() volatile;
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typedef std::result_of<pm const&(X&)>::type result;
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static_assert(std::is_same<result, int&>::value,
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"invoking cv-qualified pointer-to-member-object");
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typedef std::result_of<pmf1 const&(X&)>::type result1;
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static_assert(std::is_void<result1>::value,
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"invoking cv-qualified pointer-to-member-function");
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typedef std::result_of<pmf2 const&(X&)>::type result2;
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static_assert(std::is_void<result2>::value,
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"invoking cv-qualified pointer-to-member-function");
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typedef std::result_of<pm(volatile X&)>::type result3;
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static_assert(std::is_same<result3, volatile int&>::value,
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"invoking pointer-to-member-object on volatile object");
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typedef std::result_of<pmf2(volatile X&)>::type result4;
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static_assert(std::is_void<result4>::value,
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"invoking pointer-to-member-function on volatile object");
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