xref: /llvm-project/libcxx/test/std/strings/string.view/string.view.deduct/implicit.pass.cpp (revision f98a3dd7a23ca1a85f62b38a2a7e82a53f80070b)
1 //===----------------------------------------------------------------------===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 
9 // UNSUPPORTED: c++03, c++11, c++14
10 
11 // <string_view>
12 
13 // basic_string_view
14 
15 // Make sure that the implicitly-generated CTAD works.
16 
17 #include <string_view>
18 
19 #include "test_macros.h"
20 
main(int,char **)21 int main(int, char**) {
22   {
23     char const* str = "hello world";
24     std::basic_string_view sv(str);
25     ASSERT_SAME_TYPE(decltype(sv), std::basic_string_view<char>);
26   }
27 #ifndef TEST_HAS_NO_WIDE_CHARACTERS
28   {
29     wchar_t const* str = L"hello world";
30     std::basic_string_view sv(str);
31     ASSERT_SAME_TYPE(decltype(sv), std::basic_string_view<wchar_t>);
32   }
33 #endif
34 
35   return 0;
36 }
37