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From: David Malcolm <dmalcolm@redhat.com>
To: skpandey@sc.intel.com, gcc-patches@gcc.gnu.org,
	gcc-regression@gcc.gnu.org
Subject: Re: [r13-1786 Regression] FAIL: gcc.dg/analyzer/stdarg-3.c (test for excess errors) on Linux/x86_64
Date: Fri, 22 Jul 2022 11:06:11 -0400	[thread overview]
Message-ID: <4bf9bd3e5badd5bf0b5625c48e5ff16f1b8aa594.camel@redhat.com> (raw)
In-Reply-To: <20220722013555.452E6286470F@gskx-2.sc.intel.com>

On Thu, 2022-07-21 at 18:35 -0700, skpandey@sc.intel.com wrote:
> On Linux/x86_64,
> 
> b852aa7f265424c8e2036899da5d8306ff06a16c is the first bad commit
> commit b852aa7f265424c8e2036899da5d8306ff06a16c
> Author: David Malcolm <dmalcolm@redhat.com>
> Date:   Thu Jul 21 17:29:26 2022 -0400
> 
>     analyzer: fix -Wanalyzer-va-list-exhausted false +ve on va_arg in
> subroutine [PR106383]
> 
> caused
> 
> FAIL: gcc.dg/analyzer/stdarg-3.c (test for excess errors)

Thanks; I somehow managed to miss the FAIL when reviewing the test
results; sorry everyone; it points to a real issue in -fanalyzer for
va_arg in loops.

I've filed this as PR analyzer/106413 ("State explosion on va_arg when
va_start is in top-level function of analysis").

Dave



      reply	other threads:[~2022-07-22 15:06 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-07-22  1:35 skpandey
2022-07-22 15:06 ` David Malcolm [this message]

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