From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <gcc-bugzilla@gcc.gnu.org>
Received: by sourceware.org (Postfix, from userid 48)
 id D3395386F442; Thu, 11 Jun 2020 09:14:59 +0000 (GMT)
DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org D3395386F442
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org;
 s=default; t=1591866899;
 bh=STGKNMyRDUe2sJ9o+nYX4xUcZSB2Ic5GdjH7/KxQfjg=;
 h=From:To:Subject:Date:In-Reply-To:References:From;
 b=cVoYE5slNf5qRbXY52lhs4sjpfjh1NkD0J1HbKsSu2APgiZi2SPq81XFXZAfBcNj0
 J3KKr23quFJz39/y3o1K15XniG+JK7BD+Dw2ZJemn2/tpYgOivJxMeEMaRTVmCNq0S
 F0nr8vDindGdxpu3IaJo3Gi5+QGrj/2uAXIbqjZE=
From: "marxin at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug gcov-profile/95348] GCC records zero functions and modules in
 the profiling data file, ICC does NOT
Date: Thu, 11 Jun 2020 09:14:59 +0000
X-Bugzilla-Reason: CC
X-Bugzilla-Type: changed
X-Bugzilla-Watch-Reason: None
X-Bugzilla-Product: gcc
X-Bugzilla-Component: gcov-profile
X-Bugzilla-Version: 11.0
X-Bugzilla-Keywords: 
X-Bugzilla-Severity: normal
X-Bugzilla-Who: marxin at gcc dot gnu.org
X-Bugzilla-Status: WAITING
X-Bugzilla-Resolution: 
X-Bugzilla-Priority: P3
X-Bugzilla-Assigned-To: marxin at gcc dot gnu.org
X-Bugzilla-Target-Milestone: 11.0
X-Bugzilla-Flags: 
X-Bugzilla-Changed-Fields: 
Message-ID: <bug-95348-4-olwp8Xs0Af@http.gcc.gnu.org/bugzilla/>
In-Reply-To: <bug-95348-4@http.gcc.gnu.org/bugzilla/>
References: <bug-95348-4@http.gcc.gnu.org/bugzilla/>
Content-Type: text/plain; charset="UTF-8"
Content-Transfer-Encoding: quoted-printable
X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/
Auto-Submitted: auto-generated
MIME-Version: 1.0
X-BeenThere: gcc-bugs@gcc.gnu.org
X-Mailman-Version: 2.1.29
Precedence: list
List-Id: Gcc-bugs mailing list <gcc-bugs.gcc.gnu.org>
List-Unsubscribe: <http://gcc.gnu.org/mailman/options/gcc-bugs>,
 <mailto:gcc-bugs-request@gcc.gnu.org?subject=unsubscribe>
List-Archive: <https://gcc.gnu.org/pipermail/gcc-bugs/>
List-Post: <mailto:gcc-bugs@gcc.gnu.org>
List-Help: <mailto:gcc-bugs-request@gcc.gnu.org?subject=help>
List-Subscribe: <http://gcc.gnu.org/mailman/listinfo/gcc-bugs>,
 <mailto:gcc-bugs-request@gcc.gnu.org?subject=subscribe>
X-List-Received-Date: Thu, 11 Jun 2020 09:14:59 -0000

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D95348

--- Comment #33 from Martin Li=C5=A1ka <marxin at gcc dot gnu.org> ---
>=20
> The profile directory generated by the new executable compiled with this
> patch was 112G  in size, a lot smaller than previous 1TB.=20

That's quite a promising reduction.

> Though still bigger than what ICC generated.

Yep, but we should be only 2x bigger right now?

Can you please test the parallel merging script? I can merge 10GB gcov files
(5000 runs with 264 files each) in about 50s.=