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 // <iostream>
10 
11 // istream wcout;
12 
13 // UNSUPPORTED: no-wide-characters
14 // REQUIRES: target={{.+}}-windows-{{.+}}
15 
16 // UNSUPPORTED: executor-has-no-bash
17 // FILE_DEPENDENCIES: check-stdout.sh, test.dat
18 // RUN: %{build}
19 // RUN: %{exec} bash check-stdout.sh "%t.exe" "test.dat"
20 
21 // Check that wcout works, preserving the unicode characters, after switching
22 // stdout to wide mode.
23 
24 #include <iostream>
25 #include <io.h>
26 #include <fcntl.h>
27 
28 int main(int, char**) {
29     _setmode(_fileno(stdout), _O_WTEXT);
30     std::wcout << L"1234\u20ac\u00e5\u00e4\u00f6";
31     return 0;
32 }
33