1 files changed, 78 insertions, 0 deletions
diff --git a/test/support/msvc_stdlib_force_include.hpp b/test/support/msvc_stdlib_force_include.hpp
new file mode 100644
index 0000000000000..660645646d33b
--- /dev/null
+++ b/test/support/msvc_stdlib_force_include.hpp
@@ -0,0 +1,78 @@
+//===----------------------------------------------------------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is dual licensed under the MIT and the University of Illinois Open
+// Source Licenses. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef SUPPORT_MSVC_STDLIB_FORCE_INCLUDE_HPP
+#define SUPPORT_MSVC_STDLIB_FORCE_INCLUDE_HPP
+
+// This header is force-included when running the libc++ tests against the
+// MSVC standard library.
+
+// Silence warnings about CRT machinery.
+#define _CRT_SECURE_NO_WARNINGS
+
+// Avoid assertion dialogs.
+#define _CRT_SECURE_INVALID_PARAMETER(EXPR) ::abort()
+
+#include <crtdbg.h>
+#include <stdlib.h>
+
+#if defined(_LIBCPP_VERSION)
+    #error This header may not be used when targeting libc++
+#endif
+
+struct AssertionDialogAvoider {
+    AssertionDialogAvoider() {
+        _CrtSetReportMode(_CRT_ASSERT, _CRTDBG_MODE_FILE);
+        _CrtSetReportFile(_CRT_ASSERT, _CRTDBG_FILE_STDERR);
+
+        _CrtSetReportMode(_CRT_ERROR, _CRTDBG_MODE_FILE);
+        _CrtSetReportFile(_CRT_ERROR, _CRTDBG_FILE_STDERR);
+    }
+};
+
+const AssertionDialogAvoider assertion_dialog_avoider{};
+
+// MSVC frontend only configurations
+#if !defined(__clang__)
+    #define TEST_STD_VER 17
+
+    // Simulate feature-test macros.
+    #define __has_feature(X) _MSVC_HAS_FEATURE_ ## X
+    #define _MSVC_HAS_FEATURE_cxx_exceptions    1
+    #define _MSVC_HAS_FEATURE_cxx_rtti          1
+    #define _MSVC_HAS_FEATURE_address_sanitizer 0
+    #define _MSVC_HAS_FEATURE_memory_sanitizer  0
+    #define _MSVC_HAS_FEATURE_thread_sanitizer  0
+
+    // Silence compiler warnings.
+    #pragma warning(disable: 4180) // qualifier applied to function type has no meaning; ignored
+    #pragma warning(disable: 4521) // multiple copy constructors specified
+    #pragma warning(disable: 4702) // unreachable code
+    #pragma warning(disable: 6294) // Ill-defined for-loop:  initial condition does not satisfy test.  Loop body not executed.
+    #pragma warning(disable: 28251) // Inconsistent annotation for 'new': this instance has no annotations.
+#endif // !defined(__clang__)
+
+// MSVC doesn't have __int128_t.
+#define _LIBCPP_HAS_NO_INT128
+
+// MSVC has quick_exit() and at_quick_exit().
+#define _LIBCPP_HAS_QUICK_EXIT
+
+// atomic_is_lock_free.pass.cpp needs this VS 2015 Update 2 fix.
+#define _ENABLE_ATOMIC_ALIGNMENT_FIX
+
+// Enable features that /std:c++latest removes by default.
+#define _HAS_AUTO_PTR_ETC          1
+#define _HAS_FUNCTION_ASSIGN       1
+#define _HAS_OLD_IOSTREAMS_MEMBERS 1
+
+// Silence warnings about raw pointers and other unchecked iterators.
+#define _SCL_SECURE_NO_WARNINGS
+
+#endif // SUPPORT_MSVC_STDLIB_FORCE_INCLUDE_HPP