[CodeGen] Use StringRef. NFC.

Looks like CurFn's name outlives FunctionName, so we can just pass
StringRefs around rather than going from a StringRef to a std::string
to a const char* to a StringRef.

llvm-svn: 285873

3 files changed, 7 insertions, 7 deletions

diff --git a/clang/lib/CodeGen/CGBlocks.cpp b/clang/lib/CodeGen/CGBlocks.cpp
index 933cd2a62cc..a9a0dea4964 100644
--- a/clang/lib/CodeGen/CGBlocks.cpp
+++ b/clang/lib/CodeGen/CGBlocks.cpp
@@ -1052,10 +1052,10 @@ Address CodeGenFunction::GetAddrOfBlockDecl(const VarDecl *variable,
 }
 
 llvm::Constant *
-CodeGenModule::GetAddrOfGlobalBlock(const BlockExpr *blockExpr,
-                                    const char *name) {
-  CGBlockInfo blockInfo(blockExpr->getBlockDecl(), name);
-  blockInfo.BlockExpression = blockExpr;
+CodeGenModule::GetAddrOfGlobalBlock(const BlockExpr *BE,
+                                    StringRef Name) {
+  CGBlockInfo blockInfo(BE->getBlockDecl(), Name);
+  blockInfo.BlockExpression = BE;
 
   // Compute information about the layout, etc., of this block.
   computeBlockInfo(*this, nullptr, blockInfo);
diff --git a/clang/lib/CodeGen/CGExprConstant.cpp b/clang/lib/CodeGen/CGExprConstant.cpp
index c268c037925..cf834564c0a 100644
--- a/clang/lib/CodeGen/CGExprConstant.cpp
+++ b/clang/lib/CodeGen/CGExprConstant.cpp
@@ -1086,7 +1086,7 @@ public:
       return CGM.GetAddrOfConstantCFString(Literal);
     }
     case Expr::BlockExprClass: {
-      std::string FunctionName;
+      StringRef FunctionName;
       if (CGF)
         FunctionName = CGF->CurFn->getName();
       else
@@ -1094,7 +1094,7 @@ public:
 
       // This is not really an l-value.
       llvm::Constant *Ptr =
-        CGM.GetAddrOfGlobalBlock(cast<BlockExpr>(E), FunctionName.c_str());
+        CGM.GetAddrOfGlobalBlock(cast<BlockExpr>(E), FunctionName);
       return ConstantAddress(Ptr, CGM.getPointerAlign());
     }
     case Expr::CXXTypeidExprClass: {
diff --git a/clang/lib/CodeGen/CodeGenModule.h b/clang/lib/CodeGen/CodeGenModule.h
index bdd2026db28..7def77479cb 100644
--- a/clang/lib/CodeGen/CodeGenModule.h
+++ b/clang/lib/CodeGen/CodeGenModule.h
@@ -773,7 +773,7 @@ public:
   llvm::Type *getGenericBlockLiteralType();
 
   /// Gets the address of a block which requires no captures.
-  llvm::Constant *GetAddrOfGlobalBlock(const BlockExpr *BE, const char *);
+  llvm::Constant *GetAddrOfGlobalBlock(const BlockExpr *BE, StringRef Name);
   
   /// Return a pointer to a constant CFString object for the given string.
   ConstantAddress GetAddrOfConstantCFString(const StringLiteral *Literal);