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-exception 6 // 7 //===----------------------------------------------------------------------===// 8 9 // <cstring> 10 11 #include <cstring> 12 #include <type_traits> 13 14 #include "test_macros.h" 15 16 #ifndef NULL 17 #error NULL not defined 18 #endif 19 20 int main(int, char**) 21 { 22 std::size_t s = 0; 23 void* vp = 0; 24 const void* vpc = 0; 25 char* cp = 0; 26 const char* cpc = 0; 27 28 ASSERT_SAME_TYPE(void*, decltype(std::memcpy(vp, vpc, s))); 29 ASSERT_SAME_TYPE(void*, decltype(std::memmove(vp, vpc, s))); 30 ASSERT_SAME_TYPE(char*, decltype(std::strcpy(cp, cpc))); 31 ASSERT_SAME_TYPE(char*, decltype(std::strncpy(cp, cpc, s))); 32 ASSERT_SAME_TYPE(char*, decltype(std::strcat(cp, cpc))); 33 ASSERT_SAME_TYPE(char*, decltype(std::strncat(cp, cpc, s))); 34 ASSERT_SAME_TYPE(int, decltype(std::memcmp(vpc, vpc, s))); 35 ASSERT_SAME_TYPE(int, decltype(std::strcmp(cpc, cpc))); 36 ASSERT_SAME_TYPE(int, decltype(std::strncmp(cpc, cpc, s))); 37 ASSERT_SAME_TYPE(int, decltype(std::strcoll(cpc, cpc))); 38 ASSERT_SAME_TYPE(std::size_t, decltype(std::strxfrm(cp, cpc, s))); 39 ASSERT_SAME_TYPE(void*, decltype(std::memchr(vp, 0, s))); 40 ASSERT_SAME_TYPE(const void*, decltype(std::memchr(vpc, 0, s))); 41 ASSERT_SAME_TYPE(char*, decltype(std::strchr(cp, 0))); 42 ASSERT_SAME_TYPE(const char*, decltype(std::strchr(cpc, 0))); 43 ASSERT_SAME_TYPE(std::size_t, decltype(std::strcspn(cpc, cpc))); 44 ASSERT_SAME_TYPE(char*, decltype(std::strpbrk(cp, cpc))); 45 ASSERT_SAME_TYPE(const char*, decltype(std::strpbrk(cpc, cpc))); 46 ASSERT_SAME_TYPE(char*, decltype(std::strrchr(cp, 0))); 47 ASSERT_SAME_TYPE(const char*, decltype(std::strrchr(cpc, 0))); 48 ASSERT_SAME_TYPE(std::size_t, decltype(std::strspn(cpc, cpc))); 49 ASSERT_SAME_TYPE(char*, decltype(std::strstr(cp, cpc))); 50 ASSERT_SAME_TYPE(const char*, decltype(std::strstr(cpc, cpc))); 51 ASSERT_SAME_TYPE(char*, decltype(std::strtok(cp, cpc))); 52 ASSERT_SAME_TYPE(void*, decltype(std::memset(vp, 0, s))); 53 ASSERT_SAME_TYPE(char*, decltype(std::strerror(0))); 54 ASSERT_SAME_TYPE(std::size_t, decltype(std::strlen(cpc))); 55 56 return 0; 57 } 58