From de608b0409aa74f6b2e5eca519b46478c72c70e5 Mon Sep 17 00:00:00 2001
From: Reid Kleckner <rnk@google.com>
Date: Mon, 29 Apr 2019 19:56:46 +0000
Subject: [PATCH] Fix string UAF in new FileCheck test

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@359493 91177308-0d34-0410-b5e6-96231b3b80d8
---
 unittests/Support/FileCheckTest.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/unittests/Support/FileCheckTest.cpp b/unittests/Support/FileCheckTest.cpp
index e120cbe5f1f..682f3246715 100644
--- a/unittests/Support/FileCheckTest.cpp
+++ b/unittests/Support/FileCheckTest.cpp
@@ -98,7 +98,7 @@ private:
 
 public:
   bool parseExpect(std::string &VarName, std::string &Trailer) {
-    StringRef NameTrailer = StringRef(VarName + Trailer);
+    std::string NameTrailer = VarName + Trailer;
     std::unique_ptr<MemoryBuffer> Buffer =
         MemoryBuffer::getMemBufferCopy(NameTrailer, "TestBuffer");
     StringRef NameTrailerRef = Buffer->getBuffer();
-- 
2.50.1