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RE: [patch] flow.c: Don't call sets_cc0_p if insn is NULL_RTX.

To: 'Hans-Peter Nilsson' <hp at bitrange dot com>
Subject: RE: [patch] flow.c: Don't call sets_cc0_p if insn is NULL_RTX.
From: Kazu Hirata <kazu at hxi dot com>
Date: Wed, 25 Jul 2001 13:23:24 -0400
Cc: gcc-patches at gcc dot gnu dot org

Hi Hans-Peter,

> I believe that PREV_INSN should be prev_nonnote_insn as in the
> code you deleted below.  The notes can get there from inlining.

I am testing with prev_nonnote_insn to see if that makes any difference.  In
any event, prev_nonnote_insn seems a safer choice because we want to remove
a cc0 setter.

Thanks,

Kazu Hirata

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