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From: Jakub Jelinek <>
To: Jonathan Wakely <>
Subject: Re: [PATCH] libstdc++: Outline the overlapping case of string _M_replace into a separate function [PR105329]
Date: Wed, 10 Aug 2022 13:27:51 +0200	[thread overview]
Message-ID: <YvOWN3yF9awUeT4S@tucnak> (raw)
In-Reply-To: <YuEGaeli1LMF1Zce@tucnak>

On Wed, Jul 27, 2022 at 11:33:29AM +0200, Jakub Jelinek via Gcc-patches wrote:
> The following patch is partially a workaround for bogus warnings
> when the compiler isn't able to fold _M_disjunct call into constant
> false, but also an optimization attempt - assuming _M_disjunct (__s)
> is rare, the patch should shrink code size for the common case and
> use library or for non-standard instantiations an out of line
> function to handle the rare case.

I'd like to ping this patch.



  reply	other threads:[~2022-08-10 11:27 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-07-27  9:33 Jakub Jelinek
2022-08-10 11:27 ` Jakub Jelinek [this message]
2022-08-31  9:38   ` Patch ping ([PATCH] libstdc++: Outline the overlapping case of string _M_replace into a separate function [PR105329]) Jakub Jelinek
2022-09-12  9:15     ` Patch ping^3 " Jakub Jelinek
2022-09-12  9:24       ` Jonathan Wakely

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