/// buildLookup - Build the lookup data structure with all of the
/// declarations in DCtx (and any other contexts linked to it or
/// transparent contexts nested within it).
void DeclContext::buildLookup(DeclContext *DCtx) {
for (; DCtx; DCtx = DCtx->getNextContext()) {
for (decl_iterator D = DCtx->decls_begin(),
DEnd = DCtx->decls_end();
D != DEnd; ++D) {
// Insert this declaration into the lookup structure, but only
// if it's semantically in its decl context. During non-lazy
// lookup building, this is implicitly enforced by addDecl.
if (NamedDecl *ND = dyn_cast<NamedDecl>(*D))
if (D->getDeclContext() == DCtx)
makeDeclVisibleInContextImpl(ND);
// Insert any forward-declared Objective-C interfaces into the lookup
// data structure.
if (ObjCClassDecl *Class = dyn_cast<ObjCClassDecl>(*D))
for (ObjCClassDecl::iterator I = Class->begin(), IEnd = Class->end();
I != IEnd; ++I)
makeDeclVisibleInContextImpl(I->getInterface());
// If this declaration is itself a transparent declaration context,
// add its members (recursively).
if (DeclContext *InnerCtx = dyn_cast<DeclContext>(*D))
if (InnerCtx->isTransparentContext())
buildLookup(InnerCtx->getPrimaryContext());
}
}
}
void PCHDeclWriter::VisitObjCClassDecl(ObjCClassDecl *D) {
VisitDecl(D);
Record.push_back(D->size());
for (ObjCClassDecl::iterator I = D->begin(), IEnd = D->end(); I != IEnd; ++I)
Writer.AddDeclRef(I->getInterface(), Record);
for (ObjCClassDecl::iterator I = D->begin(), IEnd = D->end(); I != IEnd; ++I)
Writer.AddSourceLocation(I->getLocation(), Record);
Code = pch::DECL_OBJC_CLASS;
}