This is the mail archive of the
gcc-patches@gcc.gnu.org
mailing list for the GCC project.
Re: fix opt/8634
- From: Zdenek Dvorak <rakdver at atrey dot karlin dot mff dot cuni dot cz>
- To: Richard Henderson <rth at redhat dot com>, gcc-patches at gcc dot gnu dot org
- Date: Tue, 8 Apr 2003 00:55:03 +0200
- Subject: Re: fix opt/8634
- References: <20030407214230.GN9659@redhat.com>
Hello,
> As for Zdenek's proposed prepass patch... I think it would be
> better to not iterate over the entire instruction stream twice.
> We could, for instance, change the return value of purge_addressof_1
> to be three-state, with the new return location indicating that
> we should re-process this insn at the end.
why not? Is this time critical? Unless it is, I believe a bit slower
but easier to understand solution should be preferable.
Zdenek