config.gcc: Match arm*-*-linux-* for ARM Linux/GNU.
[official-gcc.git] / libstdc++-v3 / testsuite / 20_util / make_signed / requirements / typedefs-2.cc
blob39117dee59f9b49f363735c06eb6b4438962dfeb
1 // { dg-options "-std=gnu++0x -funsigned-char -fshort-enums" }
2 // { dg-options "-std=gnu++0x -funsigned-char -fshort-enums -Wl,--no-enum-size-warning" { target arm*-*-linux-* } }
4 // 2007-05-03 Benjamin Kosnik <bkoz@redhat.com>
5 //
6 // Copyright (C) 2007, 2009, 2010, 2011 Free Software Foundation, Inc.
7 //
8 // This file is part of the GNU ISO C++ Library. This library is free
9 // software; you can redistribute it and/or modify it under the
10 // terms of the GNU General Public License as published by the
11 // Free Software Foundation; either version 3, or (at your option)
12 // any later version.
14 // This library is distributed in the hope that it will be useful,
15 // but WITHOUT ANY WARRANTY; without even the implied warranty of
16 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 // GNU General Public License for more details.
19 // You should have received a copy of the GNU General Public License along
20 // with this library; see the file COPYING3. If not see
21 // <http://www.gnu.org/licenses/>.
23 #include <type_traits>
24 #include <testsuite_hooks.h>
26 // Ensure that this enum has "short" as its underlying type.
27 enum test_enum { first_selection = ((unsigned char)-1) + 1 };
29 void test01()
31 bool test __attribute__((unused)) = true;
32 using std::make_signed;
33 using std::is_same;
35 // Positive tests.
36 typedef make_signed<const int>::type test2_type;
37 VERIFY( (is_same<test2_type, const int>::value) );
39 typedef make_signed<const unsigned int>::type test21c_type;
40 VERIFY( (is_same<test21c_type, const signed int>::value) );
42 typedef make_signed<volatile unsigned int>::type test21v_type;
43 VERIFY( (is_same<test21v_type, volatile signed int>::value) );
45 typedef make_signed<const volatile unsigned int>::type test21cv_type;
46 VERIFY( (is_same<test21cv_type, const volatile signed int>::value) );
48 typedef make_signed<const char>::type test22_type;
49 VERIFY( (is_same<test22_type, const signed char>::value) );
51 #ifdef _GLIBCXX_USE_WCHAR_T
52 typedef make_signed<volatile wchar_t>::type test23_type;
53 VERIFY( (is_same<test23_type, volatile signed wchar_t>::value) );
54 #endif
56 typedef make_signed<test_enum>::type test24_type;
57 VERIFY( (is_same<test24_type, short>::value) );
59 // GNU Extensions.
60 #ifdef _GLIBCXX_USE_INT128
61 typedef make_signed<unsigned __int128>::type test25_type;
62 VERIFY( (is_same<test25_type, __int128>::value) );
64 typedef make_signed<__int128>::type test26_type;
65 VERIFY( (is_same<test26_type, __int128>::value) );
66 #endif
69 int main()
71 test01();
72 return 0;