Fix use after free.

[oota-llvm.git] / lib / MC / SubtargetFeature.cpp

diff --git a/lib/MC/SubtargetFeature.cpp b/lib/MC/SubtargetFeature.cpp
index 247f73a6c0db225f7c5e654d318f393a07ecf724..c930baf1badc4ed37141c7304286eb88e16feffc 100644 (file)
--- a/lib/MC/SubtargetFeature.cpp
+++ b/lib/MC/SubtargetFeature.cpp
@@ -182,7 +182,7 @@ SubtargetFeatures::SubtargetFeatures(const StringRef Initial) {
 }
 
 
-StringRef SubtargetFeatures::getString() const {
+std::string SubtargetFeatures::getString() const {
   return Join(Features);
 }