libcxx/test/support/msvc_stdlib_force_include.h

   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 #ifndef SUPPORT_MSVC_STDLIB_FORCE_INCLUDE_H
  10 #define SUPPORT_MSVC_STDLIB_FORCE_INCLUDE_H
  11
  12 // This header is force-included when running the libc++ tests against the
  13 // MSVC standard library.
  14
  15 #ifndef _LIBCXX_IN_DEVCRT
  16 // Silence warnings about CRT machinery.
  17 #  define _CRT_SECURE_NO_WARNINGS 1
  18
  19 // Avoid assertion dialogs.
  20 #  define _CRT_SECURE_INVALID_PARAMETER(EXPR) ::abort()
  21
  22 // Declare POSIX function names. (By default, Clang -fno-ms-compatibility causes them to be omitted.)
  23 #  define _CRT_DECLARE_NONSTDC_NAMES 1
  24
  25 // Silence warnings about POSIX function names.
  26 #  define _CRT_NONSTDC_NO_WARNINGS 1
  27
  28 // Avoid Windows.h macroizing min() and max().
  29 #  define NOMINMAX 1
  30 #endif // _LIBCXX_IN_DEVCRT
  31
  32 #include <crtdbg.h>
  33 #include <stdlib.h>
  34
  35 #if defined(_LIBCPP_VERSION)
  36 #  error This header may not be used when targeting libc++
  37 #endif
  38
  39 #ifndef _LIBCXX_IN_DEVCRT
  40 struct AssertionDialogAvoider {
  41   AssertionDialogAvoider() {
  42     _CrtSetReportMode(_CRT_ASSERT, _CRTDBG_MODE_FILE);
  43     _CrtSetReportFile(_CRT_ASSERT, _CRTDBG_FILE_STDERR);
  44
  45     _CrtSetReportMode(_CRT_ERROR, _CRTDBG_MODE_FILE);
  46     _CrtSetReportFile(_CRT_ERROR, _CRTDBG_FILE_STDERR);
  47   }
  48 };
  49
  50 const AssertionDialogAvoider assertion_dialog_avoider{};
  51 #endif // _LIBCXX_IN_DEVCRT
  52
  53 // MSVC frontend only configurations
  54 #if !defined(__clang__)
  55 // Simulate feature-test macros.
  56 #  define __has_feature(X) _MSVC_HAS_FEATURE_##X
  57 #  define _MSVC_HAS_FEATURE_cxx_exceptions 1
  58 #  define _MSVC_HAS_FEATURE_cxx_rtti 1
  59 #  define _MSVC_HAS_FEATURE_address_sanitizer 0
  60 #  define _MSVC_HAS_FEATURE_hwaddress_sanitizer 0
  61 #  define _MSVC_HAS_FEATURE_memory_sanitizer 0
  62 #  define _MSVC_HAS_FEATURE_thread_sanitizer 0
  63
  64 #  define __has_attribute(X) _MSVC_HAS_ATTRIBUTE_##X
  65 #  define _MSVC_HAS_ATTRIBUTE_vector_size 0
  66
  67 // Silence compiler warnings.
  68 #  pragma warning(disable : 4180)  // qualifier applied to function type has no meaning; ignored
  69 #  pragma warning(disable : 4324)  // structure was padded due to alignment specifier
  70 #  pragma warning(disable : 4521)  // multiple copy constructors specified
  71 #  pragma warning(disable : 4702)  // unreachable code
  72 #  pragma warning(disable : 28251) // Inconsistent annotation for 'new': this instance has no annotations.
  73 #endif                             // !defined(__clang__)
  74
  75 #ifndef _LIBCXX_IN_DEVCRT
  76 // atomic_is_lock_free.pass.cpp needs this VS 2015 Update 2 fix.
  77 #  define _ENABLE_ATOMIC_ALIGNMENT_FIX
  78
  79 // Restore features that are removed in C++20.
  80 #  define _HAS_FEATURES_REMOVED_IN_CXX20 1
  81
  82 // Silence warnings about the unspecified complex<non-floating-point>
  83 #  define _SILENCE_NONFLOATING_COMPLEX_DEPRECATION_WARNING
  84
  85 // Silence warnings about features that are deprecated in non-default language modes.
  86 #  define _SILENCE_ALL_CXX17_DEPRECATION_WARNINGS
  87 #  define _SILENCE_ALL_CXX20_DEPRECATION_WARNINGS
  88 #  define _SILENCE_ALL_CXX23_DEPRECATION_WARNINGS
  89 #endif // _LIBCXX_IN_DEVCRT
  90
  91 #include <version>
  92
  93 #if _HAS_CXX23
  94 #  define TEST_STD_VER 99
  95 #elif _HAS_CXX20
  96 #  define TEST_STD_VER 20
  97 #elif _HAS_CXX17
  98 #  define TEST_STD_VER 17
  99 #else
 100 #  define TEST_STD_VER 14
 101 #endif
 102
 103 #define TEST_SHORT_WCHAR
 104
 105 #define _LIBCPP_AVAILABILITY_THROW_BAD_ANY_CAST
 106
 107 #ifdef __clang__
 108 #  define _LIBCPP_SUPPRESS_DEPRECATED_PUSH                                                                             \
 109     _Pragma("GCC diagnostic push") _Pragma("GCC diagnostic ignored \"-Wdeprecated\"")
 110 #  define _LIBCPP_SUPPRESS_DEPRECATED_POP _Pragma("GCC diagnostic pop")
 111 #else // ^^^ clang / MSVC vvv
 112 #  define _LIBCPP_SUPPRESS_DEPRECATED_PUSH                                                                             \
 113     __pragma(warning(push)) __pragma(warning(disable : 4996)) __pragma(warning(disable : 5215))
 114 #  define _LIBCPP_SUPPRESS_DEPRECATED_POP __pragma(warning(pop))
 115 #endif // __clang__
 116
 117 #endif // SUPPORT_MSVC_STDLIB_FORCE_INCLUDE_H