Don't pass StringRef by reference.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108366 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/MC/MCParser/AsmParser.cpp b/lib/MC/MCParser/AsmParser.cpp
index 793f3c7..e0949bd 100644
--- a/lib/MC/MCParser/AsmParser.cpp
+++ b/lib/MC/MCParser/AsmParser.cpp
@@ -712,7 +712,7 @@
   return HadError;
 }
 
-bool AsmParser::ParseAssignment(const StringRef &Name) {
+bool AsmParser::ParseAssignment(StringRef Name) {
   // FIXME: Use better location, we should use proper tokens.
   SMLoc EqualLoc = Lexer.getLoc();