[lworld] RFR: 8251527: CTW: C2 (Shenandoah) compilation fails with SEGV due to unhandled catchproj == NULL

Roland Westrelin roland at openjdk.java.net
Thu Aug 20 09:41:09 UTC 2020


On Thu, 20 Aug 2020 09:23:15 GMT, Roland Westrelin <roland at openjdk.org> wrote:

> In PhaseIdealLoop::flatten_array_element_type_check(), when pushing:
> 
> (LoadKlass (AddP (CastPP ...
> 
> through a Phi, the control of CastPP clone is set to region->in(i) but
> the AddP clone control is set to get_ctrl(phi->in(i)) which can be
> above region->in(i) while the AddP is below the CastPP. Fix is to use
> region->in(i) for all clones.

Used incorrect bug id. Closing it,

-------------

PR: https://git.openjdk.java.net/valhalla/pull/156


More information about the valhalla-dev mailing list