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Re: cfg merge part 10 - BB duplication framework
- From: Richard Henderson <rth at redhat dot com>
- To: Jan Hubicka <jh at suse dot cz>
- Cc: gcc-patches at gcc dot gnu dot org, gcc-pdo at atrey dot karlin dot mff dot cuni dot cz
- Date: Tue, 7 May 2002 09:04:38 -0700
- Subject: Re: cfg merge part 10 - BB duplication framework
- References: <20020306183052.GC8372@atrey.karlin.mff.cuni.cz> <20020506150738.E13494@redhat.com> <20020507101445.GD24313@atrey.karlin.mff.cuni.cz>
On Tue, May 07, 2002 at 12:14:45PM +0200, Jan Hubicka wrote:
> The basic block are in random order, but redirect_edge_and_branch may come
> to idea to create fallthru edge where it wasn't. This caused problems
> in the past with the basic block boundaries, now it can work, as I get
> rid of the barriers later anyway, but I would perffer the "optimization"
> to not happen.
Ok, but expand on the comment there.
r~