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[Bug gcov-profile/82614] GCOV crashes while parsing gcda file
- From: "marxin at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Thu, 19 Oct 2017 12:00:23 +0000
- Subject: [Bug gcov-profile/82614] GCOV crashes while parsing gcda file
- Auto-submitted: auto-generated
- References: <bug-82614-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82614
--- Comment #4 from Martin Liška <marxin at gcc dot gnu.org> ---
(In reply to Marco Castelluccio from comment #3)
> > Thanks for the report Marco. Looks it comes from Firefox, am I right?
>
> Yes, that's correct. Actually, from a build of the JS shell.
>
> > Which version of GCC have you been using?
>
> The build was done with "gcc (Ubuntu 5.4.0-6ubuntu1~16.04.4) 5.4.0 20160609".
>
> We were also able to reproduce the crash with a gcda generated normally,
> without __gcov_dump.
I see, not the GCC 5.x is not longer supported. Anyway, please paste backtrace
from gcov when the segfaults happens.
I did quite some fixes to gcov that are included in GCC 7.x branch. Can you
please test a new release?