1 files changed, 38 insertions, 0 deletions
diff --git a/libcxxabi/test/test_aux_runtime_op_array_new.cpp b/libcxxabi/test/test_aux_runtime_op_array_new.cpp
new file mode 100644
index 00000000000..8d9f547a315
--- /dev/null
+++ b/libcxxabi/test/test_aux_runtime_op_array_new.cpp
@@ -0,0 +1,38 @@
+//===-------------------------- test_aux_runtime_op_array_new.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.
+//
+//===----------------------------------------------------------------------===//
+
+#include <iostream>
+#include <cxxabi.h>
+
+//  If the expression passed to operator new[] would result in an overflow, the
+//  allocation function is not called, and a std::bad_array_new_length exception
+//  is thrown instead (5.3.4p7).
+bool bad_array_new_length_test() {
+    try {
+      // We test this directly because Clang does not currently codegen the
+      // correct call to __cxa_bad_array_new_length, so this test would result
+      // in passing -1 to ::operator new[], which would then throw a
+      // std::bad_alloc, causing the test to fail.
+      __cxxabiv1::__cxa_throw_bad_array_new_length();
+    } catch ( const std::bad_array_new_length &banl ) {
+      return true;
+    }
+    return false;
+}
+
+int main(int argc, char *argv []) {
+    int ret_val = 0;
+
+    if ( !bad_array_new_length_test ()) {
+        std::cerr << "Bad array new length test failed!" << std::endl;
+        ret_val = 1;
+    }
+
+    return ret_val;
+}