[Bug d/90560] ICE in visit, at d/dmd/dcast.c:1872

[ibuclaw at gdcproject dot org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90560

--- Comment #1 from Iain Buclaw <ibuclaw at gdcproject dot org> ---
Reproducible in upstream dmd, bug raised here:
https://issues.dlang.org/show_bug.cgi?id=19890