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Re: merge_blocks hack
- To: Jan Hubicka <jh at suse dot cz>
- Subject: Re: merge_blocks hack
- From: Richard Henderson <rth at redhat dot com>
- Date: Sat, 7 Jul 2001 11:27:17 -0700
- Cc: gcc-patches at gcc dot gnu dot org, patches at x86-64 dot org
- References: <20010707133818.I10923@atrey.karlin.mff.cuni.cz>
On Sat, Jul 07, 2001 at 01:38:18PM +0200, Jan Hubicka wrote:
> * flow.c (merge_blocks_move_successor_nojumps): Do not crash
> when fallthru edge is present.
> (mege_blocks): Handle case where creation of jump insn
> is required.
Ok. Typo in merge_blocks.
> /* There had better have been a barrier there. Delete it. */
> ! if (barrier && GET_CODE (barrier) == BARRIER)
> ! flow_delete_insn (barrier);
Commentary is out of date. "There may be a barrier".
r~