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git.ipfire.org Git - thirdparty/gcc.git/blob - libstdc++-v3/testsuite/20_util/result_of/2.cc
1 // { dg-options "-std=gnu++0x" }
4 // Copyright (C) 2012-2013 Free Software Foundation, Inc.
6 // This file is part of the GNU ISO C++ Library. This library is free
7 // software; you can redistribute it and/or modify it under the
8 // terms of the GNU General Public License as published by the
9 // Free Software Foundation; either version 3, or (at your option)
12 // This library is distributed in the hope that it will be useful,
13 // but WITHOUT ANY WARRANTY; without even the implied warranty of
14 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 // GNU General Public License for more details.
17 // You should have received a copy of the GNU General Public License along
18 // with this library; see the file COPYING3. If not see
19 // <http://www.gnu.org/licenses/>.
21 #include <type_traits>
26 using std::unique_ptr
;
28 // Taken from example in [meta.trans.other]
30 typedef bool (&PF1
)();
31 typedef short (*PF2
)(long);
34 double operator()(char, int&);
39 typedef void (S::*PMF
)(long) const;
42 static_assert( is_same
<result_of
<S(int)>::type
, short>::value
, "!");
43 static_assert( is_same
<result_of
<S
&(unsigned char, int&)>::type
, double>::value
, "!");
44 static_assert( is_same
<result_of
<PF1()>::type
, bool>::value
, "!");
45 static_assert( is_same
<result_of
<PMF(unique_ptr
<S
>, int)>::type
, void>::value
, "!");
46 static_assert( is_same
<result_of
<PMD(S
)>::type
, char&&>::value
, "!");
47 static_assert( is_same
<result_of
<PMD(const S
*)>::type
, const char&>::value
, "!");