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From: "mark at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug analyzer/95188] analyzer-unsafe-call-within-signal-handler shows wrong statement for signal registration event
Date: Tue, 29 Sep 2020 18:13:41 +0000	[thread overview]
Message-ID: <bug-95188-4-uLANow4xku@http.gcc.gnu.org/bugzilla/> (raw)
In-Reply-To: <bug-95188-4@http.gcc.gnu.org/bugzilla/>

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95188

--- Comment #6 from Mark Wielaard <mark at gcc dot gnu.org> ---
Created attachment 49291
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=49291&action=edit
Output for gcc -Wanalyzer-too-complex -g -O2 -fanalyzer -c bzip2.c

(In reply to David Malcolm from comment #5)
> Thanks Mark.  What architecture are you on?

RHEL7 x86_64.

> When I do those steps, there's a long wait and then in terminates with no
> analyzer output.
> 
> If I add -Wanalyzer-too-complex I see lots of warnings about "terminating
> analysis for this program point".
> 
> What do you see if you add -Wanalyzer-too-complex?

Lots and lots of output saying "warning: terminating analysis for this program
point". log attached.

  parent reply	other threads:[~2020-09-29 18:13 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-05-18 13:28 [Bug analyzer/95188] New: " mark at gcc dot gnu.org
2020-09-16 23:02 ` [Bug analyzer/95188] " cvs-commit at gcc dot gnu.org
2020-09-16 23:27 ` dmalcolm at gcc dot gnu.org
2020-09-16 23:28 ` dmalcolm at gcc dot gnu.org
2020-09-29 14:09 ` mark at gcc dot gnu.org
2020-09-29 17:31 ` dmalcolm at gcc dot gnu.org
2020-09-29 18:13 ` mark at gcc dot gnu.org [this message]
2020-09-29 19:16 ` dmalcolm at gcc dot gnu.org
2020-09-29 22:33 ` cvs-commit at gcc dot gnu.org
2020-09-29 22:42 ` dmalcolm at gcc dot gnu.org
2020-09-30 22:00 ` mark at gcc dot gnu.org
2020-10-07 14:28 ` dmalcolm at gcc dot gnu.org
2020-10-07 20:05 ` mark at gcc dot gnu.org
2021-03-12 22:35 ` dmalcolm at gcc dot gnu.org
2022-03-25 20:28 ` [Bug analyzer/95188] State explosion on bzip2-1.0.8/bzip2.c hides -Wanalyzer-unsafe-call-within-signal-handler dmalcolm at gcc dot gnu.org

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