From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 128637 invoked by alias); 26 Mar 2019 11:52:21 -0000 Mailing-List: contact jit-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Post: List-Help: List-Subscribe: Sender: jit-owner@gcc.gnu.org Received: (qmail 128619 invoked by uid 89); 26 Mar 2019 11:52:20 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Checked: by ClamAV 0.100.2 on sourceware.org X-Virus-Found: No X-Spam-SWARE-Status: No, score=-4.2 required=5.0 tests=AWL,BAYES_00,RCVD_IN_DNSWL_LOW autolearn=ham version=3.3.1 spammy=HTo:U*jit, H*f:sk:1553292, driver X-Spam-Status: No, score=-4.2 required=5.0 tests=AWL,BAYES_00,RCVD_IN_DNSWL_LOW autolearn=ham version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on sourceware.org X-Spam-Level: X-Spam-User: qpsmtpd, 2 recipients X-HELO: einhorn-mail.in-berlin.de Received: from einhorn-mail.in-berlin.de (HELO einhorn-mail.in-berlin.de) (217.197.80.20) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with ESMTP; Tue, 26 Mar 2019 11:52:19 +0000 X-Envelope-From: doko@ubuntu.com Received: from authenticated.user (localhost [127.0.0.1]) by einhorn.in-berlin.de with ESMTPSA id x2QBqE8R002115 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 26 Mar 2019 12:52:15 +0100 Subject: Re: [patch] PR jit/87808: Allow libgccjit to work without an external gcc driver To: David Malcolm , GCC Patches , jit@gcc.gnu.org References: <1553292046.18132.49.camel@redhat.com> From: Matthias Klose Openpgp: preference=signencrypt Autocrypt: addr=doko@ubuntu.com; prefer-encrypt=mutual; keydata= xsFNBFSG0WgBEADcWrLbnzkO07eqpkPsp0fRr2Tuhp+MABPwSS0msANqPiy9eWYGIXf2zHam Z77aKC+dykpnHn5ibvgOa70P5PBT+Ydk5EzI6Y98FvPQkuPFxkE29NK3Gn3DPHuAyfVpE0FM lMr9e10K+ZhY++nG4ZzHQUkg52iwlZ5twjpF0nwbtfHUMAPStCGC+orXnqcdmUq96r94+lZ2 Dsb2S67TM2umnqkzuIHlbhBXtnFiDtql+wW/Axqa6hGAVqks6OTX5NxGr+FTQ0UuptxhADZ2 S4cpftUROB7DgpDl3lGicvuOwW/UWJZMp0MwKJqu56Ajgu3IQM2oTTNmDLRP243gR5PxC1Yw VXhCG+juCO4Y1ous5fwCthiOE/3vOtF+GHRDVgikNKjv5MnsqbMJytAMIZS2uN07SPZKC4vX Vcw6KCBOBQhlrLTeffmPpnQzSUFwPJAySFFWjjpGLngglGM75zRa59PkVkPkeXKqz0O33xXm q6v3YNJNQgNVLAfn6rWmAckUly9mXmjAEvonrkR5impsyUGYPFHxb8TDhsGB6t9MHtMhr4pt wBMXv8aIWHfQndRvigfJC/xy7Su7qEaChuCjHEVVTuEEsnkKXOm7++VJsXG3wJBvqENu/9Lp uktBijnojbYrb0z+qgKt6jhBjUEy/iyfgQb4hwRX4jZ1T891dwARAQABzSBNYXR0aGlhcyBL bG9zZSA8ZG9rb0BkZWJpYW4ub3JnPsLBdwQTAQgAIQIbAwIeAQIXgAUCVIbUigULCQgHAwUV CgkICwUWAgMBAAAKCRC9fqpgd4+m9Rb7EADSQHuJpyADEuZxqlPMhJ/5WHM84Z+k4EQvnaqp czkKmZvtjCDn/8mhIAJ+oZdZer5VITkkUz/bX0ASV+2IDP6wWnZN5DGB9Ta1qFKfXRrVQVC1 bxtw5Rc+l7/dn9Jcz2v6uIzXUaybxRdEvsPrWYEM3WtRiiftm3J2HE7RzC4RplsSIUwSiT26 w5YbQo9im9rABkKdKw2+Y34YZv2QwCDcNqDfWqJQOu7DeN5PZ23V1nPRTcP907Y7OMkqzWOl Jl1Sj2q5g5fXha8c6+KQb52Yiki+7U9Z7pHiFCBEHWoDNMyNl4kUZM2Z5rwyFGAndtp+uHhY W9YIvuLxzvZPSWyEQIkG/k64rjx84SaQ04RuBBj3U1A1zMO/G4tI2rJ/+/TvV4Oa9iG37amI 7navLAtrXKkI1GFuNc/OUX6pezw7jypV3LB+6Z61tkYuwcNcz7NGAmHVuzVH5DI2udc1UogH 0yUO307IyhrmY1vM7Fohcg2fkwYba6PrqsyYhBowFmEk4j9kMuVIJplsEvKx0bIZY4xYgWQg UE1fvl3Fh4zWKzbopV0hMpcWvO0jxR4TG8vJkyZSyZtrRQiyYlIddJkk8HjD9MFSgO/cMQW6 x31A6eaQAhgNVChfv8KN8AZDbVoWvMz4RRwkl9Up8tinNWt2argz540M6DGz4JRHSScL0c7B TQRUhtFoARAAxRsii1f5GJEGnj2KR2Ct1zpIJCXta18v9/NhuVuSBygPYR2XCmVZTd3YivJN dnV5EFr8eQu+hgUxsq2OWAVFJSVb+WtLub0t3APSwTwo5Y+cZvupEwy31Btr9yRZlDns7MTW At1PFoG8iPwQwK6jbnPM+bap0t4o+/nd/7TWGBPgJNPVMxPoA+xCdMnZoiwDDsYsy8Mf6dZC ZfyKqrnDL9pe2hGBIvcY9HmuNP4wsgtPj9vCb01RK2Qd+wRDeePZ/k9sLwbfmeO9Ts8oCBoV Kd948zrQeIWnd2jiFpiROyUd0FeuNwO5CbSmV8HjBCZy8KSnBl/ruNlTIxnwTfpROCkchq8x 1mPQ1k+l+V/dzIGROAcgpNRKoPsciu0nXROgfgl7Fe2UPL7IfZ97UyoJicXlrhYF9jAc2pEQ apdTun88wIGDeLKE/pVl2XNq+PdN4AgFXIGuJZiP2BQdQ2/UU4NERSPzaf6kaDn3D8Q7sLqs cMa8cI7kHLr+fop5VYgubEi/Fv0W7F7YoeEARUMqAt37MpkJW7Mun4JxC/Rjju7JBD6U94Vi +Xqst2uTEp2gPc077CRUkQ2sN0oLzc6AyYCaD3NTFC0CcQA4vj7cMH5v61scpHu4gAMkTmZ/ 1Ys9LNT6lK51A/wJga9MMN3Uw3J48Oi9zv6woU19vlp7Z0EAEQEAAcLBXwQYAQgACQUCVIbR aAIbDAAKCRC9fqpgd4+m9Sj9D/0XNPuzW4p3qPZwwlA834fmMGTHlyxvmz5yCccJl20OM4qO dRtfSUCUfqjeQjUXePDYDfZb+Tys2A1Y0/kN+Y7nkv56WI5Ou1zkXwth3xcRtMar8DIpyfIf CZKy21ybD+GvJZOpRR/n3Gy1f4bnveEZHuitPIm1QPHEjJqHsUjZWhHKqe4J7yA50KYH9hNU N7FP5eE4WczpGrBmfX32zZkf5y0J4vX2YHyMJS4kV2h0fYbP7B3A4D0g7tTdXmmqCi7mgyVC J1iab+XeJ27VeNIOjmKByWiQllcjganhedN5Sh9hFoinjgjcfSmGv1zzgPM8A3hn9vVsOs/8 +ptDR8v7Zk/xIj/sX1SULWHA1m4Z0KvfgPVzFa5vEIYcPLNyhowm63ajrwaR+j/xSWjnKmST nNtaJnxEfFxjEFF6dhZ7cNaIZ2tQCjqMElhSe7JjmVHIxfGKbHJ4tyV9G6wSk++igbWWZNG9 3kZ/4mWpAlAzdStGACmErgfm+zlK3UgKzGWHsiwNB+OFdxmZVXnwCLdRkbvd4vT0PzBrjFOk c55kiQ/DTONVrsniWlttHvaYrlai6IbsUd2krqQcGJJeI4cnHX4pTDcZ2VLowJpDsfV05BV7 WthbUjKgI55iI3ZE5WATelv8dWV8zdLVlWjvYraTxtpSwdkle4wQNntkOdYAsw== Message-ID: <96c1d3f3-d8a1-9545-0269-df45e192c98e@ubuntu.com> Date: Tue, 01 Jan 2019 00:00:00 -0000 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.5.1 MIME-Version: 1.0 In-Reply-To: <1553292046.18132.49.camel@redhat.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit X-SW-Source: 2019-q1/txt/msg00066.txt.bz2 On 22.03.19 23:00, David Malcolm wrote: > On Thu, 2019-03-21 at 12:26 +0100, Matthias Klose wrote: >> Fix PR jit/87808, the embedded driver still needing the external gcc >> driver to >> find the gcc_lib_dir. This can happen in a packaging context when >> libgccjit >> doesn't depend on the gcc package, but just on binutils and libgcc- >> dev packages. >> libgccjit probably could use /proc/self/maps to find the gcc_lib_dir, >> but that >> doesn't seem to be very portable. >> >> Ok for the trunk and the branches? >> >> Matthias > > [CCing the jit list] > > I've been trying to reproduce this bug in a working copy, and failing. > > Matthias, do you have a recipe you've been using to reproduce this? the JIT debug log shows the driver names that it wants to call. Are you sure that this driver isn't available anywhere? I configure the gcc build with --program-suffix=-8 --program-prefix=x86_64-linux-gnu-, and that one was only available in one place, /usr/bin. Matthias