From f4b88a45902af1802a1cb42ba48b1c474474f228 Mon Sep 17 00:00:00 2001
From: John McCall <rjmccall@apple.com>
Date: Sat, 10 Mar 2012 09:33:50 +0000
Subject: Remove BlockDeclRefExpr and introduce a bit on DeclRefExpr to track
 whether the referenced declaration comes from an enclosing local context. 
 I'm amenable to suggestions about the exact meaning of this bit.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@152491 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/ARCMigrate/TransAutoreleasePool.cpp   | 4 ----
 lib/ARCMigrate/TransBlockObjCVariable.cpp | 6 +++---
 lib/ARCMigrate/Transforms.cpp             | 7 -------
 3 files changed, 3 insertions(+), 14 deletions(-)

(limited to 'lib/ARCMigrate')

diff --git a/lib/ARCMigrate/TransAutoreleasePool.cpp b/lib/ARCMigrate/TransAutoreleasePool.cpp
index 08561f97f9..87877242a1 100644
--- a/lib/ARCMigrate/TransAutoreleasePool.cpp
+++ b/lib/ARCMigrate/TransAutoreleasePool.cpp
@@ -263,10 +263,6 @@ private:
       return checkRef(E->getLocation(), E->getDecl()->getLocation());
     }
 
-    bool VisitBlockDeclRefExpr(BlockDeclRefExpr *E) {
-      return checkRef(E->getLocation(), E->getDecl()->getLocation());
-    }
-
     bool VisitTypedefTypeLoc(TypedefTypeLoc TL) {
       return checkRef(TL.getBeginLoc(), TL.getTypedefNameDecl()->getLocation());
     }
diff --git a/lib/ARCMigrate/TransBlockObjCVariable.cpp b/lib/ARCMigrate/TransBlockObjCVariable.cpp
index 5f9592739d..845da159a1 100644
--- a/lib/ARCMigrate/TransBlockObjCVariable.cpp
+++ b/lib/ARCMigrate/TransBlockObjCVariable.cpp
@@ -48,8 +48,8 @@ class RootBlockObjCVarRewriter :
     BlockVarChecker(VarDecl *var) : Var(var) { }
   
     bool TraverseImplicitCastExpr(ImplicitCastExpr *castE) {
-      if (BlockDeclRefExpr *
-            ref = dyn_cast<BlockDeclRefExpr>(castE->getSubExpr())) {
+      if (DeclRefExpr *
+            ref = dyn_cast<DeclRefExpr>(castE->getSubExpr())) {
         if (ref->getDecl() == Var) {
           if (castE->getCastKind() == CK_LValueToRValue)
             return true; // Using the value of the variable.
@@ -62,7 +62,7 @@ class RootBlockObjCVarRewriter :
       return base::TraverseImplicitCastExpr(castE);
     }
 
-    bool VisitBlockDeclRefExpr(BlockDeclRefExpr *E) {
+    bool VisitDeclRefExpr(DeclRefExpr *E) {
       if (E->getDecl() == Var)
         return false; // The reference of the variable, and not just its value,
                       //  is needed.
diff --git a/lib/ARCMigrate/Transforms.cpp b/lib/ARCMigrate/Transforms.cpp
index 6d08d1e7d2..45a8c989ef 100644
--- a/lib/ARCMigrate/Transforms.cpp
+++ b/lib/ARCMigrate/Transforms.cpp
@@ -194,7 +194,6 @@ class ReferenceClear : public RecursiveASTVisitor<ReferenceClear> {
 public:
   ReferenceClear(ExprSet &refs) : Refs(refs) { }
   bool VisitDeclRefExpr(DeclRefExpr *E) { Refs.erase(E); return true; }
-  bool VisitBlockDeclRefExpr(BlockDeclRefExpr *E) { Refs.erase(E); return true; }
 };
 
 class ReferenceCollector : public RecursiveASTVisitor<ReferenceCollector> {
@@ -210,12 +209,6 @@ public:
       Refs.insert(E);
     return true;
   }
-
-  bool VisitBlockDeclRefExpr(BlockDeclRefExpr *E) {
-    if (E->getDecl() == Dcl)
-      Refs.insert(E);
-    return true;
-  }
 };
 
 class RemovablesCollector : public RecursiveASTVisitor<RemovablesCollector> {
-- 
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