/// Returns true if the given C++ class is a container.
///
/// Our heuristic for this is whether it contains a method named 'begin()' or a
/// nested type named 'iterator'.
static bool isContainerClass(const ASTContext &Ctx, const CXXRecordDecl *RD) {
// Don't record any path information.
CXXBasePaths Paths(false, false, false);
const IdentifierInfo &BeginII = Ctx.Idents.get("begin");
DeclarationName BeginName = Ctx.DeclarationNames.getIdentifier(&BeginII);
DeclContext::lookup_const_result BeginDecls = RD->lookup(BeginName);
if (!BeginDecls.empty())
return true;
if (RD->lookupInBases(&CXXRecordDecl::FindOrdinaryMember,
BeginName.getAsOpaquePtr(),
Paths))
return true;
const IdentifierInfo &IterII = Ctx.Idents.get("iterator");
DeclarationName IteratorName = Ctx.DeclarationNames.getIdentifier(&IterII);
DeclContext::lookup_const_result IterDecls = RD->lookup(IteratorName);
if (!IterDecls.empty())
return true;
if (RD->lookupInBases(&CXXRecordDecl::FindOrdinaryMember,
IteratorName.getAsOpaquePtr(),
Paths))
return true;
return false;
}
/// Returns true if the given C++ class contains a member with the given name.
static bool hasMember(const ASTContext &Ctx, const CXXRecordDecl *RD,
StringRef Name) {
const IdentifierInfo &II = Ctx.Idents.get(Name);
DeclarationName DeclName = Ctx.DeclarationNames.getIdentifier(&II);
if (!RD->lookup(DeclName).empty())
return true;
CXXBasePaths Paths(false, false, false);
if (RD->lookupInBases(&CXXRecordDecl::FindOrdinaryMember,
DeclName.getAsOpaquePtr(),
Paths))
return true;
return false;
}
void StmtProfiler::VisitName(DeclarationName Name) {
ID.AddPointer(Name.getAsOpaquePtr());
}