bb-reorder crashes on potential-fall-through computed jumps
Alexandre Oliva
aoliva@redhat.com
Wed Feb 7 09:34:00 GMT 2001
On Feb 7, 2001, Richard Henderson <rth@redhat.com> wrote:
> On Wed, Feb 07, 2001 at 10:16:05AM -0200, Alexandre Oliva wrote:
>> * jump.c (any_cond_computed_jump_p): New.
>> * bb-reorder.c (fixup_reorder_chain): Don't crash on
>> conditional computed jumps.
> Err, I dunno. I'd think you'd need changes elsewhere to
> make that work. flow.c in particular.
> I'm interested to know where how these things might be
> generated. Certainly the generic bits wouldn't create them.
That unfinished experiment with a target without branches to labels
that I mentioned some time ago.
It certainly need additional development to work correctly, but I
thought this might be useful for anyone who might want to pick it from
where I left.
--
Alexandre Oliva Enjoy Guarana', see http://www.ic.unicamp.br/~oliva/
Red Hat GCC Developer aoliva@{cygnus.com, redhat.com}
CS PhD student at IC-Unicamp oliva@{lsd.ic.unicamp.br, gnu.org}
Free Software Evangelist *Please* write to mailing lists, not to me
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