130 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// <cwchar>10 11// UNSUPPORTED: no-wide-characters12 13#include <cwchar>14#include <ctime>15#include <cstdarg>16#include <cstdio>17#include <type_traits>18 19#include "test_macros.h"20 21#ifndef NULL22# error NULL not defined23#endif24 25#ifndef WCHAR_MAX26# error WCHAR_MAX not defined27#endif28 29#ifndef WCHAR_MIN30# error WCHAR_MIN not defined31#endif32 33#ifndef WEOF34# error WEOF not defined35#endif36 37int main(int, char**) {38 std::mbstate_t mb = {};39 std::size_t s = 0;40 std::tm* tm = 0;41 std::wint_t w = 0;42 ::FILE* fp = 0;43 std::va_list va;44 45 char* ns = 0;46 wchar_t* ws = 0;47 const wchar_t* cws = 0;48 wchar_t** wsp = 0;49 50 ((void)mb); // Prevent unused warning51 ((void)s); // Prevent unused warning52 ((void)tm); // Prevent unused warning53 ((void)w); // Prevent unused warning54 ((void)fp); // Prevent unused warning55 ((void)va); // Prevent unused warning56 ((void)ns); // Prevent unused warning57 ((void)ws); // Prevent unused warning58 ((void)cws); // Prevent unused warning59 ((void)wsp); // Prevent unused warning60 61 ASSERT_SAME_TYPE(int, decltype(std::fwprintf(fp, L"")));62 ASSERT_SAME_TYPE(int, decltype(std::fwscanf(fp, L"")));63 ASSERT_SAME_TYPE(int, decltype(std::swprintf(ws, s, L"")));64 ASSERT_SAME_TYPE(int, decltype(std::swscanf(L"", L"")));65 ASSERT_SAME_TYPE(int, decltype(std::vfwprintf(fp, L"", va)));66 ASSERT_SAME_TYPE(int, decltype(std::vfwscanf(fp, L"", va)));67 ASSERT_SAME_TYPE(int, decltype(std::vswprintf(ws, s, L"", va)));68 ASSERT_SAME_TYPE(int, decltype(std::vswscanf(L"", L"", va)));69 ASSERT_SAME_TYPE(std::wint_t, decltype(std::fgetwc(fp)));70 ASSERT_SAME_TYPE(wchar_t*, decltype(std::fgetws(ws, 0, fp)));71 ASSERT_SAME_TYPE(std::wint_t, decltype(std::fputwc(L' ', fp)));72 ASSERT_SAME_TYPE(int, decltype(std::fputws(L"", fp)));73 ASSERT_SAME_TYPE(int, decltype(std::fwide(fp, 0)));74 ASSERT_SAME_TYPE(std::wint_t, decltype(std::getwc(fp)));75 ASSERT_SAME_TYPE(std::wint_t, decltype(std::putwc(L' ', fp)));76 ASSERT_SAME_TYPE(std::wint_t, decltype(std::ungetwc(L' ', fp)));77 ASSERT_SAME_TYPE(double, decltype(std::wcstod(L"", wsp)));78 ASSERT_SAME_TYPE(float, decltype(std::wcstof(L"", wsp)));79 ASSERT_SAME_TYPE(long double, decltype(std::wcstold(L"", wsp)));80 ASSERT_SAME_TYPE(long, decltype(std::wcstol(L"", wsp, 0)));81 ASSERT_SAME_TYPE(long long, decltype(std::wcstoll(L"", wsp, 0)));82 ASSERT_SAME_TYPE(unsigned long, decltype(std::wcstoul(L"", wsp, 0)));83 ASSERT_SAME_TYPE(unsigned long long, decltype(std::wcstoull(L"", wsp, 0)));84 ASSERT_SAME_TYPE(wchar_t*, decltype(std::wcscpy(ws, L"")));85 ASSERT_SAME_TYPE(wchar_t*, decltype(std::wcsncpy(ws, L"", s)));86 ASSERT_SAME_TYPE(wchar_t*, decltype(std::wcscat(ws, L"")));87 ASSERT_SAME_TYPE(wchar_t*, decltype(std::wcsncat(ws, L"", s)));88 ASSERT_SAME_TYPE(int, decltype(std::wcscmp(L"", L"")));89 ASSERT_SAME_TYPE(int, decltype(std::wcscoll(L"", L"")));90 ASSERT_SAME_TYPE(int, decltype(std::wcsncmp(L"", L"", s)));91 ASSERT_SAME_TYPE(std::size_t, decltype(std::wcsxfrm(ws, L"", s)));92 ASSERT_SAME_TYPE(wchar_t*, decltype(std::wcschr(ws, L' ')));93 ASSERT_SAME_TYPE(const wchar_t*, decltype(std::wcschr(cws, L' ')));94 ASSERT_SAME_TYPE(std::size_t, decltype(std::wcscspn(L"", L"")));95 ASSERT_SAME_TYPE(std::size_t, decltype(std::wcslen(L"")));96 ASSERT_SAME_TYPE(wchar_t*, decltype(std::wcspbrk(ws, L"")));97 ASSERT_SAME_TYPE(const wchar_t*, decltype(std::wcspbrk(cws, L"")));98 ASSERT_SAME_TYPE(wchar_t*, decltype(std::wcsrchr(ws, L' ')));99 ASSERT_SAME_TYPE(const wchar_t*, decltype(std::wcsrchr(cws, L' ')));100 ASSERT_SAME_TYPE(std::size_t, decltype(std::wcsspn(L"", L"")));101 ASSERT_SAME_TYPE(wchar_t*, decltype(std::wcsstr(ws, L"")));102 ASSERT_SAME_TYPE(const wchar_t*, decltype(std::wcsstr(cws, L"")));103 ASSERT_SAME_TYPE(wchar_t*, decltype(std::wcstok(ws, L"", wsp)));104 ASSERT_SAME_TYPE(wchar_t*, decltype(std::wmemchr(ws, L' ', s)));105 ASSERT_SAME_TYPE(const wchar_t*, decltype(std::wmemchr(cws, L' ', s)));106 ASSERT_SAME_TYPE(int, decltype(std::wmemcmp(L"", L"", s)));107 ASSERT_SAME_TYPE(wchar_t*, decltype(std::wmemcpy(ws, L"", s)));108 ASSERT_SAME_TYPE(wchar_t*, decltype(std::wmemmove(ws, L"", s)));109 ASSERT_SAME_TYPE(wchar_t*, decltype(std::wmemset(ws, L' ', s)));110 ASSERT_SAME_TYPE(std::size_t, decltype(std::wcsftime(ws, s, L"", tm)));111 ASSERT_SAME_TYPE(wint_t, decltype(std::btowc(0)));112 ASSERT_SAME_TYPE(int, decltype(std::wctob(w)));113 ASSERT_SAME_TYPE(int, decltype(std::mbsinit(&mb)));114 ASSERT_SAME_TYPE(std::size_t, decltype(std::mbrlen("", s, &mb)));115 ASSERT_SAME_TYPE(std::size_t, decltype(std::mbrtowc(ws, "", s, &mb)));116 ASSERT_SAME_TYPE(std::size_t, decltype(std::wcrtomb(ns, L' ', &mb)));117 ASSERT_SAME_TYPE(std::size_t, decltype(std::mbsrtowcs(ws, (const char**)0, s, &mb)));118 ASSERT_SAME_TYPE(std::size_t, decltype(std::wcsrtombs(ns, (const wchar_t**)0, s, &mb)));119 120 ASSERT_SAME_TYPE(std::wint_t, decltype(std::getwchar()));121 ASSERT_SAME_TYPE(int, decltype(std::vwscanf(L"", va)));122 ASSERT_SAME_TYPE(int, decltype(std::wscanf(L"")));123 124 ASSERT_SAME_TYPE(std::wint_t, decltype(std::putwchar(L' ')));125 ASSERT_SAME_TYPE(int, decltype(std::vwprintf(L"", va)));126 ASSERT_SAME_TYPE(int, decltype(std::wprintf(L"")));127 128 return 0;129}130