From f47d8be7be9f519e6628b15d6c7f9e5af1496ad6 Mon Sep 17 00:00:00 2001
From: Zachary Turner <zturner@google.com>
Date: Fri, 14 Dec 2018 17:59:27 +0000
Subject: [PATCH] [MS Demangler] Add a regression test for an invalid mangled
 name.

llvm-svn: 349168
---
 llvm/test/Demangle/invalid-manglings.test | 6 ++++++
 1 file changed, 6 insertions(+)
 create mode 100644 llvm/test/Demangle/invalid-manglings.test

diff --git a/llvm/test/Demangle/invalid-manglings.test b/llvm/test/Demangle/invalid-manglings.test
new file mode 100644
index 000000000000..7f996b7aa9b8
--- /dev/null
+++ b/llvm/test/Demangle/invalid-manglings.test
@@ -0,0 +1,6 @@
+; Run llvm-undname with invalid inputs and make sure it doesn't crash.
+; RUN: llvm-undname < %s 2>&1 | FileCheck %s
+
+?ff@@$$J0YAXAU?$AS_@$0A@PEAU?$AS_@$0A@H@__clang@@@__clang@@@Z
+; CHECK: ?ff@@$$J0YAXAU?$AS_@$0A@PEAU?$AS_@$0A@H@__clang@@@__clang@@@Z
+; CHECK-NEXT: error: Invalid mangled name