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From: Richard Biener <>
To: Eric Botcazou <>
Subject: Re: [PATCH] Reduce DF computation at -O0
Date: Fri, 7 Oct 2022 08:07:03 +0200	[thread overview]
Message-ID: <> (raw)
In-Reply-To: <2601473.BddDVKsqQX@fomalhaut>

On Thu, Oct 6, 2022 at 7:27 PM Eric Botcazou via Gcc-patches
<> wrote:
> Hi,
> even at -O0 there may be a fair amount of DF computation performed when
> compiling large units and part of it appears to be useless.
> Bootstrapped/regtested on x86-64/Linux, OK for the mainline?


> 2022-10-06  Eric Botcazou  <>
>         * (thread_prologue_and_epilogue_insns): Update only entry
>         and exit blocks when not optimizing.  Remove dead statement.
> --
> Eric Botcazou

      reply	other threads:[~2022-10-07  6:07 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-10-06 17:25 Eric Botcazou
2022-10-07  6:07 ` Richard Biener [this message]

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