r178548 - [ms-cxxabi] Move MS inheritance model calculation into MemberPointerType

[João Matos]

On Tue, Apr 2, 2013 at 5:23 PM, Reid Kleckner <reid at kleckner.net> wrote:

> +MSInheritanceModel CXXRecordDecl::getMSInheritanceModel() const {
> +  Attr *IA = this->getAttr<MSInheritanceAttr>();
> +  if (IA)
> +    return MSInheritanceAttrToModel(IA->getKind());
> +  // If there was no explicit attribute, the record must be defined
> already, and
> +  // we can figure out the inheritance model from its other properties.
> +  if (this->getNumVBases() > 0)
> +    return IHM_Virtual;


I am getting an assert here. Specifically, getNumVBases() asserts in data()
because the record has no definition data. According to the comment it
should be defined when reaching that line.

Any guesses why this is happening?
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