[TableGen][X86] getValueAsString returns a std::string not a StringRef. Capture it...

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@304093 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/utils/TableGen/X86FoldTablesEmitter.cpp b/utils/TableGen/X86FoldTablesEmitter.cpp
index 4d860cbb16cd7635b6a2d2306ec86fe0a7b93eef..c2ca57348630b741238015fe7483ed3a23be58c6 100644 (file)
--- a/utils/TableGen/X86FoldTablesEmitter.cpp
+++ b/utils/TableGen/X86FoldTablesEmitter.cpp
@@ -360,7 +360,7 @@ static inline const CodeGenInstruction *
 getAltRegInst(const CodeGenInstruction *I, const RecordKeeper &Records,
               const CodeGenTarget &Target) {
 
-  StringRef AltRegInstStr = I->TheDef->getValueAsString("FoldGenRegForm");
+  std::string AltRegInstStr = I->TheDef->getValueAsString("FoldGenRegForm");
   Record *AltRegInstRec = Records.getDef(AltRegInstStr);
   assert(AltRegInstRec &&
          "Alternative register form instruction def not found");