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Remove BlockDeclRefExpr and introduce a bit on DeclRefExpr to

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track whether the referenced declaration comes from an enclosing
local context.  I'm amenable to suggestions about the exact meaning
of this bit.

llvm-svn: 152491
This commit is contained in:
John McCall
2012-03-10 09:33:50 +00:00
parent 97f6f03c42
commit 113bee0536
49 changed files with 280 additions and 565 deletions
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6
clang/lib/ARCMigrate/TransBlockObjCVariable.cpp
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@@ -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.