From 688cf5b05713055d27bf53460f7c20a776440767 Mon Sep 17 00:00:00 2001
From: Eric Christopher <echristo@gmail.com>
Date: Sun, 14 Jul 2013 21:12:44 +0000
Subject: [PATCH] Move BlockLiteralGeneric earlier in CGDebugInfo and remove
 BlockLiteralGenericSet and replace with a call to isType() on the
 BlockLiteralGeneric.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@186293 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/CodeGen/CGDebugInfo.cpp | 8 +++-----
 lib/CodeGen/CGDebugInfo.h   | 4 +---
 2 files changed, 4 insertions(+), 8 deletions(-)

diff --git a/lib/CodeGen/CGDebugInfo.cpp b/lib/CodeGen/CGDebugInfo.cpp
index 36d869232d..8d639f5aae 100644
--- a/lib/CodeGen/CGDebugInfo.cpp
+++ b/lib/CodeGen/CGDebugInfo.cpp
@@ -41,9 +41,8 @@ using namespace clang;
 using namespace clang::CodeGen;
 
 CGDebugInfo::CGDebugInfo(CodeGenModule &CGM)
-  : CGM(CGM), DebugKind(CGM.getCodeGenOpts().getDebugInfo()),
-    DBuilder(CGM.getModule()),
-    BlockLiteralGenericSet(false) {
+    : CGM(CGM), DebugKind(CGM.getCodeGenOpts().getDebugInfo()),
+      DBuilder(CGM.getModule()) {
   CreateCompileUnit();
 }
 
@@ -650,7 +649,7 @@ llvm::DIType CGDebugInfo::getOrCreateStructPtrType(StringRef Name,
 
 llvm::DIType CGDebugInfo::CreateType(const BlockPointerType *Ty,
                                      llvm::DIFile Unit) {
-  if (BlockLiteralGenericSet)
+  if (BlockLiteralGeneric.isType())
     return BlockLiteralGeneric;
 
   SmallVector<llvm::Value *, 8> EltTys;
@@ -706,7 +705,6 @@ llvm::DIType CGDebugInfo::CreateType(const BlockPointerType *Ty,
                                     Unit, LineNo, FieldOffset, 0,
                                     Flags, llvm::DIType(), Elements);
 
-  BlockLiteralGenericSet = true;
   BlockLiteralGeneric = DBuilder.createPointerType(EltTy, Size);
   return BlockLiteralGeneric;
 }
diff --git a/lib/CodeGen/CGDebugInfo.h b/lib/CodeGen/CGDebugInfo.h
index ddd4f0b1df..29df600447 100644
--- a/lib/CodeGen/CGDebugInfo.h
+++ b/lib/CodeGen/CGDebugInfo.h
@@ -60,6 +60,7 @@ class CGDebugInfo {
   llvm::DIType OCLImage2dDITy, OCLImage2dArrayDITy;
   llvm::DIType OCLImage3dDITy;
   llvm::DIType OCLEventDITy;
+  llvm::DIType BlockLiteralGeneric;
 
   /// TypeCache - Cache of previously constructed Types.
   llvm::DenseMap<void *, llvm::WeakVH> TypeCache;
@@ -79,9 +80,6 @@ class CGDebugInfo {
   /// compilation.
   std::vector<std::pair<void *, llvm::WeakVH> >ReplaceMap;
 
-  bool BlockLiteralGenericSet;
-  llvm::DIType BlockLiteralGeneric;
-
   // LexicalBlockStack - Keep track of our current nested lexical block.
   std::vector<llvm::TrackingVH<llvm::MDNode> > LexicalBlockStack;
   llvm::DenseMap<const Decl *, llvm::WeakVH> RegionMap;
-- 
2.40.0