Import libc++abi 3.9.0

1 files changed, 60 insertions, 0 deletions

diff --git a/lib/libcxxabi/src/cxa_noexception.cpp b/lib/libcxxabi/src/cxa_noexception.cpp
new file mode 100644
index 00000000000..e45ceff0165
--- /dev/null
+++ b/lib/libcxxabi/src/cxa_noexception.cpp
@@ -0,0 +1,60 @@
+//===------------------------- cxa_exception.cpp --------------------------===//
+//
+//                     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.
+//
+//  
+//  This file implements the "Exception Handling APIs"
+//  http://mentorembedded.github.io/cxx-abi/abi-eh.html
+//  
+//===----------------------------------------------------------------------===//
+
+// Support functions for the no-exceptions libc++ library
+
+#include "config.h"
+#include "cxxabi.h"
+
+#include <exception>        // for std::terminate
+#include "cxa_exception.hpp"
+#include "cxa_handlers.hpp"
+
+namespace __cxxabiv1 {
+
+#pragma GCC visibility push(default)
+
+extern "C" {
+
+void
+__cxa_increment_exception_refcount(void *thrown_object) throw() {
+    if (thrown_object != nullptr)
+        std::terminate();
+}
+
+void
+__cxa_decrement_exception_refcount(void *thrown_object) throw() {
+    if (thrown_object != nullptr)
+      std::terminate();
+}
+
+
+void *__cxa_current_primary_exception() throw() { return nullptr; }
+
+void
+__cxa_rethrow_primary_exception(void* thrown_object) {
+    if (thrown_object != nullptr)
+      std::terminate();
+}
+
+bool
+__cxa_uncaught_exception() throw() { return false; }
+
+unsigned int
+__cxa_uncaught_exceptions() throw() { return 0; }
+
+}  // extern "C"
+
+#pragma GCC visibility pop
+
+}  // abi