Date: Mon, 28 Sep 2020 11:59:51 +0300 From: Andriy Gapon <avg@FreeBSD.org> To: Marek Zarychta <zarychtam@plan-b.pwste.edu.pl>, Dimitry Andric <dim@freebsd.org> Cc: freebsd-current@freebsd.org Subject: Re: clang build buggy code with certain CPUTYPE setting Message-ID: <b3c1b6e8-5d67-c20c-2086-0334f531bd64@FreeBSD.org> In-Reply-To: <20200926195533.GA16596@plan-b.pwste.edu.pl> References: <20200926114045.GA31128@plan-b.pwste.edu.pl> <6AA016B6-EEAC-4580-B7F0-9D274ADA9E73@FreeBSD.org> <20200926195533.GA16596@plan-b.pwste.edu.pl>
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On 26/09/2020 22:55, Marek Zarychta wrote: > Thank you for the information and for the fix. Sadly I must admit it > doesn't work for me. I have tried two builds with fresh sources today to > be certain and it looks like the bug is still present on FreeBSD > 13-CURRENT r366186. Either the upstream fixed it only partially or it is > another bug. As a workaround, I will build worlds without > CPUTYPE?=amdfam10 for a while. I hope the problem will be resolved > before clang 11 is MFCed to 12-STABLE. Can you disassemble the faulting instruction in the core dump? Can you provide full CPU ID / features information from dmesg? -- Andriy Gapon
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