35 lines · cpp
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-exception6//7//===----------------------------------------------------------------------===//8 9// <locale>10 11// template <class charT> charT tolower(charT c, const locale& loc);12 13#include <locale>14#include <cassert>15 16#include "test_macros.h"17 18int main(int, char**)19{20 std::locale l;21 assert(std::tolower(' ', l) == ' ');22 assert(std::tolower('<', l) == '<');23 assert(std::tolower('\x8', l) == '\x8');24 assert(std::tolower('A', l) == 'a');25 assert(std::tolower('a', l) == 'a');26 assert(std::tolower('z', l) == 'z');27 assert(std::tolower('3', l) == '3');28 assert(std::tolower('.', l) == '.');29 assert(std::tolower('f', l) == 'f');30 assert(std::tolower('9', l) == '9');31 assert(std::tolower('+', l) == '+');32 33 return 0;34}35