clang-rename: avoid StringRef members in USRLocFindingASTVisitor

Even if this is defined in the .cpp file and only used as part of the
function (so here it's safe), usually storing StringRefs in the class is
dangerous, so don't do so.

Reviewers: cfe-commits, klimek

Differential Revision: http://reviews.llvm.org/D20296

llvm-svn: 269796

1 files changed, 2 insertions, 2 deletions

diff --git a/clang-tools-extra/clang-rename/USRLocFinder.cpp b/clang-tools-extra/clang-rename/USRLocFinder.cpp
index ca4cf25268b..9a2356b1e06 100644
--- a/clang-tools-extra/clang-rename/USRLocFinder.cpp
+++ b/clang-tools-extra/clang-rename/USRLocFinder.cpp
@@ -123,9 +123,9 @@ private:
   }
 
   // All the locations of the USR were found.
-  StringRef USR;
+  const std::string USR;
   // Old name that is renamed.
-  StringRef PrevName;
+  const std::string PrevName;
   std::vector<clang::SourceLocation> LocationsFound;
 };
 } // namespace