1 files changed, 89 insertions, 0 deletions
diff --git a/src/support/runtime/exception_msvc.ipp b/src/support/runtime/exception_msvc.ipp
new file mode 100644
index 000000000000..950ec0cebfe7
--- /dev/null
+++ b/src/support/runtime/exception_msvc.ipp
@@ -0,0 +1,89 @@
+// -*- C++ -*-
+//===----------------------------------------------------------------------===//
+//
+//                     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 _LIBCPP_ABI_MICROSOFT
+#error this header can only be used when targeting the MSVC ABI
+#endif
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <eh.h>
+#include <corecrt_terminate.h>
+
+namespace std {
+
+// libcxxrt provides implementations of these functions itself.
+unexpected_handler
+set_unexpected(unexpected_handler func) _NOEXCEPT {
+  return ::set_unexpected(func);
+}
+
+unexpected_handler get_unexpected() _NOEXCEPT {
+  return ::_get_unexpected();
+}
+
+_LIBCPP_NORETURN
+void unexpected() {
+    (*get_unexpected())();
+    // unexpected handler should not return
+    terminate();
+}
+
+terminate_handler set_terminate(terminate_handler func) _NOEXCEPT {
+  return ::set_terminate(func);
+}
+
+terminate_handler get_terminate() _NOEXCEPT {
+  return ::_get_terminate();
+}
+
+_LIBCPP_NORETURN
+void terminate() _NOEXCEPT
+{
+#ifndef _LIBCPP_NO_EXCEPTIONS
+    try
+    {
+#endif  // _LIBCPP_NO_EXCEPTIONS
+        (*get_terminate())();
+        // handler should not return
+        fprintf(stderr, "terminate_handler unexpectedly returned\n");
+        ::abort();
+#ifndef _LIBCPP_NO_EXCEPTIONS
+    }
+    catch (...)
+    {
+        // handler should not throw exception
+        fprintf(stderr, "terminate_handler unexpectedly threw an exception\n");
+        ::abort();
+    }
+#endif  // _LIBCPP_NO_EXCEPTIONS
+}
+
+bool uncaught_exception() _NOEXCEPT { return uncaught_exceptions() > 0; }
+
+int uncaught_exceptions() _NOEXCEPT {
+    return __uncaught_exceptions();
+}
+
+bad_array_length::bad_array_length() _NOEXCEPT
+{
+}
+
+bad_array_length::~bad_array_length() _NOEXCEPT
+{
+}
+
+const char*
+bad_array_length::what() const _NOEXCEPT
+{
+    return "bad_array_length";
+}
+
+} // namespace std