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[2.229.250.51]) by smtp.gmail.com with ESMTPSA id c70sm7610127wme.32.2020.07.01.09.00.50 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Wed, 01 Jul 2020 09:00:50 -0700 (PDT) Content-Type: text/plain; charset=utf-8 Mime-Version: 1.0 (Mac OS X Mail 13.4 \(3608.80.23.2.2\)) Subject: Re: Built Git 2.27.0 from sources on macOS Catalina fails on "make profile" From: Fabio Frumento In-Reply-To: <20200701153726.GC6726@coredump.intra.peff.net> Date: Wed, 1 Jul 2020 18:00:49 +0200 Cc: git@vger.kernel.org Content-Transfer-Encoding: quoted-printable Message-Id: References: <618374D7-60E1-4942-B29F-4F2EA261996F@gmail.com> <20200701153726.GC6726@coredump.intra.peff.net> To: Jeff King X-Mailer: Apple Mail (2.3608.80.23.2.2) Sender: git-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: git@vger.kernel.org Hi, Thanks for the reply. I get several messages like this LLVM Profile Warning: Unable to track new values: Running out of static = counters. Consider using option -mllvm -vp-counters-per-site=3D to = allocate more value profile counters at compile time. I=E2=80=99ve checked the scripts in the t folder, they use #!/bin/sh = while I=E2=80=99m using zsh could it be of some relevance? Which shell = are they supposed to be run? -Fabio > Il giorno 1 lug 2020, alle ore 17:37, Jeff King ha = scritto: >=20 > On Wed, Jul 01, 2020 at 03:17:05PM +0200, Fabio Frumento wrote: >=20 >> now I'm struggling during the ```make profile``` step >> [...] >> I'm a little surprised as presumed, since 2.27.0 is an official >> release, all the tests should pass without any issue. >=20 > They generally do (not just for releases but for every commit that = hits > master). However, we've sometimes seen weird test failures from "make > profile" (which in my experience isn't all that well maintained). >=20 > That said, "make profile" passes for me on v2.27.0, on Linux. It's > possible that a test is racy (the profiler often slows things down, > exacerbating races), but I can't seem to get t0410 to fail with our > usual stress-test to find races. >=20 > If you don't care about profile-optimized builds, then I'd suggest > skipping "make profile". >=20 > If you want to look further into the test failure, probably it would > help to re-run the test with more verbose settings. E.g.: >=20 > [wait for this to fail, which would leave the problematic version of > git in the build directory] > $ make profile > $ cd t > $ ./t0410-partial-clone.sh -v -i -x >=20 > then we could see what's failing. >=20 >> How to file a bug to the Git developers? >=20 > I think you just did. >=20 > -Peff