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From: "H.J. Lu" <>
To: Andrew MacLeod <>
Cc: gcc-patches <>
Subject: Re: [COMMITTED 4/4] PR tree-optimization/102540 - propagate partial equivs in the cache.
Date: Mon, 17 Oct 2022 12:12:16 -0700	[thread overview]
Message-ID: <> (raw)
In-Reply-To: <>

On Thu, Oct 13, 2022 at 8:32 AM Andrew MacLeod via Gcc-patches
<> wrote:
> Rangers on entry cache propagation already evaluates equivalences when
> calculating values. This patch also allows it to work with partial
> equivalences, and if the bit sizes are compatible, make use of those
> ranges as well.
> It attempts to be conservative, so should be safe.
> This resolves regressions in both PR 102540 and PR 102872.
> Bootstrapped on x86_64-pc-linux-gnu with no regressions.  Pushed
> Andrew

This caused:


      reply	other threads:[~2022-10-17 19:12 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-10-13 15:31 Andrew MacLeod
2022-10-17 19:12 ` H.J. Lu [this message]

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