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Re: Fix nested functions
- From: Ulrich Weigand <weigand at i1 dot informatik dot uni-erlangen dot de>
- To: hubicka at ucw dot cz (Jan Hubicka)
- Cc: weigand at i1 dot informatik dot uni-erlangen dot de (Ulrich Weigand), hubicka at ucw dot cz (Jan Hubicka), jh at suse dot cz (Jan Hubicka), gcc-patches at gcc dot gnu dot org
- Date: Sun, 26 Sep 2004 02:11:29 +0200 (CEST)
- Subject: Re: Fix nested functions
Jan Hubicka wrote:
> I see, adding "&& !LABEL_REF_NONLOCAL_P (trial)" would probably help
> here, I will test the change tomorrow.
That crashes, because it then falls through to validate_change,
which succeeds in re-recognizing the insn as a direct jump;
but now we have a direct jump with NULL JUMP_LABEL ...
> the nonlocal gotos are usually indirect, so one mechanizm is marking the
> indirect goto while the other is marking the actual label when it is
> load to register, I think.
Makes sense, thanks!
Bye,
Ulrich
--
Dr. Ulrich Weigand
weigand@informatik.uni-erlangen.de