On 04/11/2013 12:26 PM, Richard Biener wrote: > > The point was not to remove TODO_ggc_collect, the point was to > both enforce the GC boundary at all passes (that's what the pass > manager assumes anyway) and to collect when necessary at such > well-defined boundaries. Another approach would have been to > add TODO_ggc_collect everywhere where it wasn't.
> Note that pending patches will similarly enforce a verification > of all IL properties that are seemingly active. [...] > So, the option I didn't mention is to add a way to disable the > GC (clearing/setting a property for example). Maybe a "subpass" bit that could be set on IRA (or any other pass that only prepares for another, it might be nice to split up some overly large md_reorg passes) so that all these verifications and GC are skipped? Bernd