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1 //===----------------------------------------------------------------------===//
2 //
3 //                     The LLVM Compiler Infrastructure
4 //
5 // This file is dual licensed under the MIT and the University of Illinois Open
6 // Source Licenses. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 
10 #ifndef SUPPORT_MSVC_STDLIB_FORCE_INCLUDE_HPP
11 #define SUPPORT_MSVC_STDLIB_FORCE_INCLUDE_HPP
12 
13 // This header is force-included when running the libc++ tests against the
14 // MSVC standard library.
15 
16 #ifndef _LIBCXX_IN_DEVCRT
17     // Silence warnings about CRT machinery.
18     #define _CRT_SECURE_NO_WARNINGS
19 
20     // Avoid assertion dialogs.
21     #define _CRT_SECURE_INVALID_PARAMETER(EXPR) ::abort()
22 #endif // _LIBCXX_IN_DEVCRT
23 
24 #include <crtdbg.h>
25 #include <stdlib.h>
26 
27 #if defined(_LIBCPP_VERSION)
28     #error This header may not be used when targeting libc++
29 #endif
30 
31 #ifndef _LIBCXX_IN_DEVCRT
32 struct AssertionDialogAvoider {
AssertionDialogAvoiderAssertionDialogAvoider33     AssertionDialogAvoider() {
34         _CrtSetReportMode(_CRT_ASSERT, _CRTDBG_MODE_FILE);
35         _CrtSetReportFile(_CRT_ASSERT, _CRTDBG_FILE_STDERR);
36 
37         _CrtSetReportMode(_CRT_ERROR, _CRTDBG_MODE_FILE);
38         _CrtSetReportFile(_CRT_ERROR, _CRTDBG_FILE_STDERR);
39     }
40 };
41 
42 const AssertionDialogAvoider assertion_dialog_avoider{};
43 #endif // _LIBCXX_IN_DEVCRT
44 
45 // MSVC frontend only configurations
46 #if !defined(__clang__)
47     // Simulate feature-test macros.
48     #define __has_feature(X) _MSVC_HAS_FEATURE_ ## X
49     #define _MSVC_HAS_FEATURE_cxx_exceptions    1
50     #define _MSVC_HAS_FEATURE_cxx_rtti          1
51     #define _MSVC_HAS_FEATURE_address_sanitizer 0
52     #define _MSVC_HAS_FEATURE_memory_sanitizer  0
53     #define _MSVC_HAS_FEATURE_thread_sanitizer  0
54 
55     #define __has_attribute(X) _MSVC_HAS_ATTRIBUTE_ ## X
56     #define _MSVC_HAS_ATTRIBUTE_vector_size     0
57 
58     // Silence compiler warnings.
59     #pragma warning(disable: 4180) // qualifier applied to function type has no meaning; ignored
60     #pragma warning(disable: 4324) // structure was padded due to alignment specifier
61     #pragma warning(disable: 4521) // multiple copy constructors specified
62     #pragma warning(disable: 4702) // unreachable code
63     #pragma warning(disable: 28251) // Inconsistent annotation for 'new': this instance has no annotations.
64 #endif // !defined(__clang__)
65 
66 // MSVC doesn't have __int128_t.
67 #define _LIBCPP_HAS_NO_INT128
68 
69 // MSVC has quick_exit() and at_quick_exit().
70 #define _LIBCPP_HAS_QUICK_EXIT
71 
72 #ifndef _LIBCXX_IN_DEVCRT
73     // atomic_is_lock_free.pass.cpp needs this VS 2015 Update 2 fix.
74     #define _ENABLE_ATOMIC_ALIGNMENT_FIX
75 
76     // Silence warnings about features that are deprecated in C++17.
77     #define _SILENCE_ALL_CXX17_DEPRECATION_WARNINGS
78 #endif // _LIBCXX_IN_DEVCRT
79 
80 #include <ciso646>
81 
82 #if _HAS_CXX17
83     #define TEST_STD_VER 17
84 #else // _HAS_CXX17
85     #define TEST_STD_VER 14
86 #endif // _HAS_CXX17
87 
88 #endif // SUPPORT_MSVC_STDLIB_FORCE_INCLUDE_HPP
89