This is the mail archive of the gcc-regression@gcc.gnu.org mailing list for the GCC project.

Index Nav:	[Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav:	[Date Prev] [Date Next]	[Thread Prev] [Thread Next]

Re: 2 GCC regressions, 0 new, with your patch.

To: Geoff Keating <geoffk at cygnus dot com>
Subject: Re: 2 GCC regressions, 0 new, with your patch.
From: Richard Henderson <rth at cygnus dot com>
Date: Mon, 31 Jul 2000 15:11:11 -0700
Cc: gcc-regression at gcc dot gnu dot org
References: <200007311914.MAA01751@sloth.cygnus.com> <200007312020.NAA10279@localhost.cygnus.com>

On Mon, Jul 31, 2000 at 01:20:31PM -0700, Geoff Keating wrote:
> It's not clear from the description of the relevant data structures
> what it means to have NULL in the global_live_at_start variable.  Is
> the global_live_at_start stuff valid at all at this point?

The global_live_at_start stuff is valid during SSA, and then
not again until after flow1.  But you say this is happening
in the cse2 invocation?

r~

Follow-Ups:
- Re: 2 GCC regressions, 0 new, with your patch.
  - From: Geoff Keating

References:
- 2 GCC regressions, 0 new, with your patch.
  - From: GCC regression checker
- Re: 2 GCC regressions, 0 new, with your patch.
  - From: Geoff Keating

Index Nav:	[Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav:	[Date Prev] [Date Next]	[Thread Prev] [Thread Next]