Use StringRef in CGDebugInfo::EmitFunctionStart.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@90856 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/CGDecl.cpp b/lib/CodeGen/CGDecl.cpp
index 7df2380..923f1f8 100644
--- a/lib/CodeGen/CGDecl.cpp
+++ b/lib/CodeGen/CGDecl.cpp
@@ -361,7 +361,7 @@
       if (isByRef)
         LTy = BuildByRefType(&D);
       llvm::AllocaInst *Alloc = CreateTempAlloca(LTy);
-      Alloc->setName(D.getNameAsString().c_str());
+      Alloc->setName(D.getNameAsString());
 
       Align = getContext().getDeclAlignInBytes(&D);
       if (isByRef)