60a6a0d17a
Those were found while trying to enable configurations like no-threads and no-localization with Clang modules enabled. Differential Revision: https://reviews.llvm.org/D153977
48 lines
1.4 KiB
C++
48 lines
1.4 KiB
C++
//===----------------------------------------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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// UNSUPPORTED: no-localization
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// UNSUPPORTED: c++03, c++11, c++14, c++17
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// std::views::istream<T>
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#include <cassert>
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#include <ranges>
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#include <sstream>
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#include <type_traits>
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#include "test_macros.h"
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#include "utils.h"
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static_assert(!std::is_invocable_v<decltype((std::views::istream<int>))>);
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static_assert(std::is_invocable_v<decltype((std::views::istream<int>)), std::istream&>);
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static_assert(!std::is_invocable_v<decltype((std::views::istream<int>)), const std::istream&>);
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static_assert(!std::is_invocable_v<decltype((std::views::istream<int>)), int>);
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#ifndef TEST_HAS_NO_WIDE_CHARACTERS
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static_assert(std::is_invocable_v<decltype((std::views::istream<int>)), std::wistream&>);
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static_assert(!std::is_invocable_v<decltype((std::views::istream<int>)), const std::wistream&>);
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#endif
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template <class CharT>
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void test() {
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auto iss = make_string_stream<CharT>("12 3");
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auto isv = std::views::istream<int>(iss);
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auto it = isv.begin();
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assert(*it == 12);
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}
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int main(int, char**) {
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test<char>();
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#ifndef TEST_HAS_NO_WIDE_CHARACTERS
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test<wchar_t>();
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#endif
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return 0;
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}
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