1cf970db4e
`print` functions require `FILE` and `stdout` to be available and cause compilation errors on platforms that don't support the file system. Differential Revision: https://reviews.llvm.org/D156585
52 lines
1.7 KiB
C++
52 lines
1.7 KiB
C++
//===----------------------------------------------------------------------===//
|
|
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
|
|
// See https://llvm.org/LICENSE.txt for license information.
|
|
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
// UNSUPPORTED: c++03, c++11, c++14, c++17, c++20
|
|
// UNSUPPORTED: no-filesystem
|
|
// UNSUPPORTED: executor-has-no-bash
|
|
// UNSUPPORTED: GCC-ALWAYS_INLINE-FIXME
|
|
|
|
// FIXME PRINT How to test println on Windows?
|
|
// XFAIL: msvc, target={{.+}}-windows-gnu
|
|
|
|
// XFAIL: availability-fp_to_chars-missing
|
|
|
|
// <print>
|
|
|
|
// template<class... Args>
|
|
// void println(format_string<Args...> fmt, Args&&... args);
|
|
|
|
// Testing this properly is quite hard; the function unconditionally
|
|
// writes to stdout. When stdout is redirected to a file it is no longer
|
|
// considered a terminal. The function is a small wrapper around
|
|
//
|
|
// template<class... Args>
|
|
// void println(FILE* stream, format_string<Args...> fmt, Args&&... args);
|
|
//
|
|
// So do minimal tests for this function and rely on the FILE* overload
|
|
// to do more testing.
|
|
//
|
|
// The testing is based on the testing for std::cout.
|
|
|
|
// TODO PRINT Use lit builtin echo
|
|
|
|
// FILE_DEPENDENCIES: echo.sh
|
|
// RUN: %{build}
|
|
// RUN: %{exec} bash echo.sh -ne "1234 一二三四\ntrue 0x0\n" > %t.expected
|
|
// RUN: %{exec} "%t.exe" > %t.actual
|
|
// RUN: diff -u %t.actual %t.expected
|
|
|
|
#include <print>
|
|
|
|
int main(int, char**) {
|
|
// The data is passed as-is so it does not depend on the encoding of the input.
|
|
std::println("{} {}", 1234, "一二三四");
|
|
std::println("{} {}", true, nullptr);
|
|
|
|
return 0;
|
|
}
|