Fix string UAF in new FileCheck test

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@359493 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/unittests/Support/FileCheckTest.cpp b/unittests/Support/FileCheckTest.cpp
index e120cbe5f1f9ea2c9d50d78d9160f69c14442cf8..682f324671530166a83713862881e15f2b251cca 100644 (file)
--- 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();