X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=include%2Fllvm%2FPassAnalysisSupport.h;h=5864fad0d726c58e14f0bd40935cd304e9214510;hb=9e6d1d1f5034347d237941f1bf08fba5c1583cd3;hp=690d080491c6d39dcd7d3b3ca9ddd44fa5afd947;hpb=985577ec132a1dcfb057f157fb52b31e82544b16;p=oota-llvm.git

diff --git a/include/llvm/PassAnalysisSupport.h b/include/llvm/PassAnalysisSupport.h
index 690d080491c..5864fad0d72 100644
--- a/include/llvm/PassAnalysisSupport.h
+++ b/include/llvm/PassAnalysisSupport.h
@@ -22,6 +22,7 @@
 #include <vector>
 #include "llvm/Pass.h"
 #include "llvm/ADT/SmallVector.h"
+#include "llvm/ADT/StringRef.h"
 
 namespace llvm {
 
@@ -95,7 +96,7 @@ public:
   // This can be useful when a pass is trivially preserved, but may not be
   // linked in. Be careful about spelling!
   //
-  AnalysisUsage &addPreserved(const StringRef &Arg) {
+  AnalysisUsage &addPreserved(StringRef Arg) {
     const PassInfo *PI = Pass::lookupPassInfo(Arg);
     // If the pass exists, preserve it. Otherwise silently do nothing.
     if (PI) Preserved.push_back(PI);