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ce2e6349 | 1 | // { dg-options "-std=gnu++0x -funsigned-char -fshort-enums" } |
9945a876 | 2 | // { dg-options "-std=gnu++0x -funsigned-char -fshort-enums -Wl,--no-enum-size-warning" { target arm*-*-linux-* } } |
44916fe1 | 3 | // { dg-do compile } |
7b50cdef BK |
4 | |
5 | // 2007-05-03 Benjamin Kosnik <bkoz@redhat.com> | |
6 | // | |
aa118a03 | 7 | // Copyright (C) 2007-2014 Free Software Foundation, Inc. |
7b50cdef BK |
8 | // |
9 | // This file is part of the GNU ISO C++ Library. This library is free | |
10 | // software; you can redistribute it and/or modify it under the | |
11 | // terms of the GNU General Public License as published by the | |
748086b7 | 12 | // Free Software Foundation; either version 3, or (at your option) |
7b50cdef BK |
13 | // any later version. |
14 | // | |
15 | // This library is distributed in the hope that it will be useful, | |
16 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
17 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
18 | // GNU General Public License for more details. | |
19 | // | |
20 | // You should have received a copy of the GNU General Public License along | |
748086b7 JJ |
21 | // with this library; see the file COPYING3. If not see |
22 | // <http://www.gnu.org/licenses/>. | |
7b50cdef BK |
23 | |
24 | #include <type_traits> | |
7b50cdef | 25 | |
a0230468 MM |
26 | // Ensure that this enum has "short" as its underlying type. |
27 | enum test_enum { first_selection = ((unsigned char)-1) + 1 }; | |
7b50cdef BK |
28 | |
29 | void test01() | |
30 | { | |
7b50cdef BK |
31 | using std::make_signed; |
32 | using std::is_same; | |
33 | ||
34 | // Positive tests. | |
35 | typedef make_signed<const int>::type test2_type; | |
44916fe1 | 36 | static_assert(is_same<test2_type, const int>::value, ""); |
7b50cdef BK |
37 | |
38 | typedef make_signed<const unsigned int>::type test21c_type; | |
44916fe1 | 39 | static_assert(is_same<test21c_type, const signed int>::value, ""); |
7b50cdef BK |
40 | |
41 | typedef make_signed<volatile unsigned int>::type test21v_type; | |
44916fe1 | 42 | static_assert(is_same<test21v_type, volatile signed int>::value, ""); |
7b50cdef BK |
43 | |
44 | typedef make_signed<const volatile unsigned int>::type test21cv_type; | |
44916fe1 PC |
45 | static_assert(is_same<test21cv_type, |
46 | const volatile signed int>::value, ""); | |
7b50cdef BK |
47 | |
48 | typedef make_signed<const char>::type test22_type; | |
44916fe1 | 49 | static_assert(is_same<test22_type, const signed char>::value, ""); |
7b50cdef | 50 | |
2c4b148c | 51 | #ifdef _GLIBCXX_USE_WCHAR_T |
7b50cdef | 52 | typedef make_signed<volatile wchar_t>::type test23_type; |
44916fe1 | 53 | static_assert(is_same<test23_type, volatile signed wchar_t>::value, ""); |
2c4b148c | 54 | #endif |
7b50cdef | 55 | |
6d585f01 | 56 | typedef make_signed<test_enum>::type test24_type; |
44916fe1 | 57 | static_assert(is_same<test24_type, short>::value, ""); |
6d585f01 PC |
58 | |
59 | // GNU Extensions. | |
60 | #ifdef _GLIBCXX_USE_INT128 | |
fd1e62c2 | 61 | typedef make_signed<unsigned __int128>::type test25_type; |
44916fe1 | 62 | static_assert(is_same<test25_type, __int128>::value, ""); |
6d585f01 | 63 | |
fd1e62c2 | 64 | typedef make_signed<__int128>::type test26_type; |
44916fe1 | 65 | static_assert(is_same<test26_type, __int128>::value, ""); |
6d585f01 | 66 | #endif |
7b50cdef | 67 | } |