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Re: Patch for 3.3?

From: Dale Johannesen <dalej at apple dot com>
To: Dale Johannesen <dalej at apple dot com>
Cc: gcc-patches at gcc dot gnu dot org
Date: Sat, 29 Mar 2003 10:18:36 -0800
Subject: Re: Patch for 3.3?

On Friday, March 28, 2003, at 05:44 PM, Dale Johannesen wrote:

I'd like to nominate this bit (just this function):

2003-02-26 Zdenek Dvorak <rakdver at atrey dot karlin dot mff dot cuni dot cz>

* cse.c (count_reg_usage): Fix handling of REG_EQUAL notes.
for 3.3.  It wasn't clear to me from the original patch request,
but this is actually a bug fix.  Here's a test case that breaks
without it on the 3.3 branch (ppc darwin, -O2 -funroll-loops)
[this was derived from gcc.c, and showed up in the bootstrap
when an intrepid soul tried it with -funroll-loops]:

I should have added, this is a regression from 3.1.

References:
- Patch for 3.3?
  - From: Dale Johannesen

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