115 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// UNSUPPORTED: no-wide-characters10 11// <wchar.h>12 13#include <wchar.h>14#include <stdarg.h>15#include <stdio.h>16#include <type_traits>17 18#include "test_macros.h"19 20#ifndef NULL21#error NULL not defined22#endif23 24#ifndef WCHAR_MAX25#error WCHAR_MAX not defined26#endif27 28#ifndef WCHAR_MIN29#error WCHAR_MIN not defined30#endif31 32#ifndef WEOF33#error WEOF not defined34#endif35 36// mbstate_t comes from the underlying C library; it is defined (in C99) as:37// a complete object type other than an array type that can hold the conversion38// state information necessary to convert between sequences of multibyte39// characters and wide characters40mbstate_t mb = {};41size_t s = 0;42tm *tm = 0;43wint_t w = 0;44::FILE* fp = 0;45::va_list va;46char* ns = 0;47wchar_t* ws = 0;48const wchar_t* cws = 0;49wchar_t** wsp = 0;50 51ASSERT_SAME_TYPE(int, decltype(fwprintf(fp, L"")));52ASSERT_SAME_TYPE(int, decltype(fwscanf(fp, L"")));53ASSERT_SAME_TYPE(int, decltype(swprintf(ws, s, L"")));54ASSERT_SAME_TYPE(int, decltype(swscanf(L"", L"")));55ASSERT_SAME_TYPE(int, decltype(vfwprintf(fp, L"", va)));56ASSERT_SAME_TYPE(int, decltype(vfwscanf(fp, L"", va)));57ASSERT_SAME_TYPE(int, decltype(vswprintf(ws, s, L"", va)));58ASSERT_SAME_TYPE(int, decltype(vswscanf(L"", L"", va)));59ASSERT_SAME_TYPE(wint_t, decltype(fgetwc(fp)));60ASSERT_SAME_TYPE(wchar_t*, decltype(fgetws(ws, 0, fp)));61ASSERT_SAME_TYPE(wint_t, decltype(fputwc(L' ', fp)));62ASSERT_SAME_TYPE(int, decltype(fputws(L"", fp)));63ASSERT_SAME_TYPE(int, decltype(fwide(fp, 0)));64ASSERT_SAME_TYPE(wint_t, decltype(getwc(fp)));65ASSERT_SAME_TYPE(wint_t, decltype(putwc(L' ', fp)));66ASSERT_SAME_TYPE(wint_t, decltype(ungetwc(L' ', fp)));67ASSERT_SAME_TYPE(double, decltype(wcstod(L"", wsp)));68ASSERT_SAME_TYPE(float, decltype(wcstof(L"", wsp)));69ASSERT_SAME_TYPE(long double, decltype(wcstold(L"", wsp)));70ASSERT_SAME_TYPE(long, decltype(wcstol(L"", wsp, 0)));71ASSERT_SAME_TYPE(long long, decltype(wcstoll(L"", wsp, 0)));72ASSERT_SAME_TYPE(unsigned long, decltype(wcstoul(L"", wsp, 0)));73ASSERT_SAME_TYPE(unsigned long long, decltype(wcstoull(L"", wsp, 0)));74ASSERT_SAME_TYPE(wchar_t*, decltype(wcscpy(ws, L"")));75ASSERT_SAME_TYPE(wchar_t*, decltype(wcsncpy(ws, L"", s)));76ASSERT_SAME_TYPE(wchar_t*, decltype(wcscat(ws, L"")));77ASSERT_SAME_TYPE(wchar_t*, decltype(wcsncat(ws, L"", s)));78ASSERT_SAME_TYPE(int, decltype(wcscmp(L"", L"")));79ASSERT_SAME_TYPE(int, decltype(wcscoll(L"", L"")));80ASSERT_SAME_TYPE(int, decltype(wcsncmp(L"", L"", s)));81ASSERT_SAME_TYPE(size_t, decltype(wcsxfrm(ws, L"", s)));82ASSERT_SAME_TYPE(wchar_t*, decltype(wcschr(ws, L' ')));83ASSERT_SAME_TYPE(const wchar_t*, decltype(wcschr(cws, L' ')));84ASSERT_SAME_TYPE(size_t, decltype(wcscspn(L"", L"")));85ASSERT_SAME_TYPE(size_t, decltype(wcslen(L"")));86ASSERT_SAME_TYPE(wchar_t*, decltype(wcspbrk(ws, L"")));87ASSERT_SAME_TYPE(const wchar_t*, decltype(wcspbrk(cws, L"")));88ASSERT_SAME_TYPE(wchar_t*, decltype(wcsrchr(ws, L' ')));89ASSERT_SAME_TYPE(const wchar_t*, decltype(wcsrchr(cws, L' ')));90ASSERT_SAME_TYPE(size_t, decltype(wcsspn(L"", L"")));91ASSERT_SAME_TYPE(wchar_t*, decltype(wcsstr(ws, L"")));92ASSERT_SAME_TYPE(const wchar_t*, decltype(wcsstr(cws, L"")));93ASSERT_SAME_TYPE(wchar_t*, decltype(wcstok(ws, L"", wsp)));94ASSERT_SAME_TYPE(wchar_t*, decltype(wmemchr(ws, L' ', s)));95ASSERT_SAME_TYPE(const wchar_t*, decltype(wmemchr(cws, L' ', s)));96ASSERT_SAME_TYPE(int, decltype(wmemcmp(L"", L"", s)));97ASSERT_SAME_TYPE(wchar_t*, decltype(wmemcpy(ws, L"", s)));98ASSERT_SAME_TYPE(wchar_t*, decltype(wmemmove(ws, L"", s)));99ASSERT_SAME_TYPE(wchar_t*, decltype(wmemset(ws, L' ', s)));100ASSERT_SAME_TYPE(size_t, decltype(wcsftime(ws, s, L"", tm)));101ASSERT_SAME_TYPE(wint_t, decltype(btowc(0)));102ASSERT_SAME_TYPE(int, decltype(wctob(w)));103ASSERT_SAME_TYPE(int, decltype(mbsinit(&mb)));104ASSERT_SAME_TYPE(size_t, decltype(mbrlen("", s, &mb)));105ASSERT_SAME_TYPE(size_t, decltype(mbrtowc(ws, "", s, &mb)));106ASSERT_SAME_TYPE(size_t, decltype(wcrtomb(ns, L' ', &mb)));107ASSERT_SAME_TYPE(size_t, decltype(mbsrtowcs(ws, (const char**)0, s, &mb)));108ASSERT_SAME_TYPE(size_t, decltype(wcsrtombs(ns, (const wchar_t**)0, s, &mb)));109ASSERT_SAME_TYPE(wint_t, decltype(getwchar()));110ASSERT_SAME_TYPE(int, decltype(vwscanf(L"", va)));111ASSERT_SAME_TYPE(int, decltype(wscanf(L"")));112ASSERT_SAME_TYPE(wint_t, decltype(putwchar(L' ')));113ASSERT_SAME_TYPE(int, decltype(vwprintf(L"", va)));114ASSERT_SAME_TYPE(int, decltype(wprintf(L"")));115