CXXRecordDecl *Utils::rootBaseClass(CXXRecordDecl *derived)
{
if (!derived || derived->getNumBases() == 0)
return derived;
CXXBaseSpecifier *base = derived->bases_begin();
CXXRecordDecl *record = base->getType()->getAsCXXRecordDecl();
return record ? rootBaseClass(record) : derived;
}
// This type checking could be sped up via dynamic programming.
static bool IsPartOfAST(const CXXRecordDecl *R) {
if (IsClangStmt(R) || IsClangType(R) || IsClangDecl(R) || isClangAttr(R))
return true;
for (CXXRecordDecl::base_class_const_iterator I = R->bases_begin(),
E = R->bases_end(); I!=E; ++I) {
CXXBaseSpecifier BS = *I;
QualType T = BS.getType();
if (const RecordType *baseT = T->getAs<RecordType>()) {
CXXRecordDecl *baseD = cast<CXXRecordDecl>(baseT->getDecl());
if (IsPartOfAST(baseD))
return true;
}
}
return false;
}
bool RemoveBaseClass::isTheBaseClass(const CXXBaseSpecifier &Specifier)
{
const Type *Ty = TheBaseClass->getTypeForDecl();
return Context->hasSameType(Specifier.getType(),
Ty->getCanonicalTypeInternal());
}
