[Bug bootstrap/61320] [4.10 regression] ICE in jcf-parse.c:1622 (parse_class_file

["thopre01 at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61320

--- Comment #53 from thopre01 at gcc dot gnu.org ---
(In reply to thopre01 from comment #52)
> (In reply to Eric Botcazou from comment #51)
> > 
> > TARGET_MEM_REF is supposed to be a valid memory access for the target though
> > and, by definition, an unaligned access is not valid for a strict alignment
> > target (unless you have a movmisalign pattern), so the problem is the
> > TARGET_MEM_REF.
> 
> So we just need to identify what changes the MEM_REF that bswap introduce
> into a TARGET_MEM_REF without taking alignment into account.
> 
> After bswap it's only a MEM_REF:
> 
> load_dst_215 = MEM[(unsigned char *)load_src_277];

So it changes from a MEM_REF to a TARGET_MEM_REF in ivopts from a quick grep. I
don't know how much this system but I can take a look after Cauldron where does
this happen and bring the right person into this discussion.