[{"id":3680747,"web_url":"http://patchwork.ozlabs.org/comment/3680747/","msgid":"<bmm.h59g2nbm4g.gcc.gcc-TEST.ppalka.39.104.REVIEW@forge-stage.sourceware.org>","list_archive_url":null,"date":"2025-03-07T16:31:19","subject":"Re: [PATCH v1 0/1] libstdc++: Make std::erase for linked lists\n convert to bool","submitter":{"id":93215,"url":"http://patchwork.ozlabs.org/api/people/93215/","name":"ppalka via Sourceware Forge","email":"forge-bot+ppalka@forge-stage.sourceware.org"},"content":"(ppalka) <ppalka@gcc.gnu.org>) commented on the code:\nLGTM\n\n\n--\nhttps://forge.sourceware.org/gcc/gcc-TEST/pulls/39#issuecomment-727","headers":{"Return-Path":"<gcc-patches-bounces~incoming=patchwork.ozlabs.org@gcc.gnu.org>","X-Original-To":["incoming@patchwork.ozlabs.org","gcc-patches@gcc.gnu.org"],"Delivered-To":["patchwork-incoming@legolas.ozlabs.org","gcc-patches@gcc.gnu.org"],"Authentication-Results":["legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=gcc.gnu.org\n (client-ip=2620:52:6:3111::32; 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Wed, 22 Apr 2026 18:02:23 +0000 (GMT)","from forge-stage.sourceware.org (localhost [IPv6:::1])\n (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)\n key-exchange x25519 server-signature ECDSA (prime256v1) server-digest SHA256)\n (No client certificate requested)\n by forge-stage.sourceware.org (Postfix) with ESMTPS id 8FBE6433A9\n for <gcc-patches@gcc.gnu.org>; Wed, 22 Apr 2026 18:02:04 +0000 (UTC)"],"DKIM-Filter":["OpenDKIM Filter v2.11.0 sourceware.org 16CA64B920F3","OpenDKIM Filter v2.11.0 sourceware.org 4854D4BB590A"],"DMARC-Filter":"OpenDMARC Filter v1.4.2 sourceware.org 4854D4BB590A","ARC-Filter":"OpenARC Filter v1.0.0 sourceware.org 4854D4BB590A","ARC-Seal":"i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1776880943; cv=none;\n b=dOJij1+B1tVFT/xzgAavYpS+q7VDanmmesBhJCIDd7zYqSmUKWgDnz0dYuOmkRXrXqNTOTpgF5KHZw1zchyYa+SDnVLLtxseDy9LZFjIZ239jMjAE8nFAaV/zf4Ao5Raxa2UxmnobK8gDpOIlJNRnMZrinpwcpz6mCwiiwZE0nc=","ARC-Message-Signature":"i=1; a=rsa-sha256; d=sourceware.org; s=key;\n t=1776880943; c=relaxed/simple;\n bh=Yx8n2hCMtrW9Vt67urtCi5CudCvNLLfBHP+Sxlxef7s=;\n h=Subject:From:To:Date:Message-ID:MIME-Version;\n b=IgQ0S6RIHr5BHyNbbmvKa9rXHRKd/o+S5Z3hAzDNs0MXGLAX0h6rbo8/WLlogZP82JoFfy5QrY1u+aBXBmSvL5SI+WQS5ljJ5yftFfm7x1KDR5gUbs/jEIwqwILOWCyefzPODi/ztNGNEUxojXOfEa2cwb38tOP58QrLINDZeqk=","ARC-Authentication-Results":"i=1; server2.sourceware.org","Subject":"Re: [PATCH v1 0/1] libstdc++: Make std::erase for linked lists\n convert to bool","From":"ppalka via Sourceware Forge\n <forge-bot+ppalka@forge-stage.sourceware.org>","To":"gcc-patches mailing list <gcc-patches@gcc.gnu.org>","Date":"Fri, 07 Mar 2025 16:31:19 +0000","Message-ID":"\n <bmm.h59g2nbm4g.gcc.gcc-TEST.ppalka.39.104.REVIEW@forge-stage.sourceware.org>","In-Reply-To":"\n <bmm.hhunsl25ss.gcc.gcc-TEST.redi.39.1.0@forge-stage.sourceware.org>","X-Mailer":"batrachomyomachia","X-Pull-Request-Organization":"gcc","X-Pull-Request-Repository":"gcc-TEST","X-Pull-Request":"https://forge.sourceware.org/gcc/gcc-TEST/pulls/39","X-Review":"https://forge.sourceware.org/gcc/gcc-TEST/pulls/39#issuecomment-727","Content-Type":"text/plain; charset=\"utf-8\"","Content-Transfer-Encoding":"7bit","MIME-Version":"1.0","X-BeenThere":"gcc-patches@gcc.gnu.org","X-Mailman-Version":"2.1.30","Precedence":"list","List-Id":"Gcc-patches mailing list <gcc-patches.gcc.gnu.org>","List-Unsubscribe":"<https://gcc.gnu.org/mailman/options/gcc-patches>,\n <mailto:gcc-patches-request@gcc.gnu.org?subject=unsubscribe>","List-Archive":"<https://gcc.gnu.org/pipermail/gcc-patches/>","List-Post":"<mailto:gcc-patches@gcc.gnu.org>","List-Help":"<mailto:gcc-patches-request@gcc.gnu.org?subject=help>","List-Subscribe":"<https://gcc.gnu.org/mailman/listinfo/gcc-patches>,\n <mailto:gcc-patches-request@gcc.gnu.org?subject=subscribe>","Errors-To":"gcc-patches-bounces~incoming=patchwork.ozlabs.org@gcc.gnu.org"}},{"id":3680749,"web_url":"http://patchwork.ozlabs.org/comment/3680749/","msgid":"<bmm.hhunt0glkw.gcc.gcc-TEST.forge-bot.39.5601.CMT@forge-stage.sourceware.org>","list_archive_url":null,"date":"2026-04-22T18:01:17","subject":"Re: [PATCH v1 0/1] libstdc++: Make std::erase for linked lists\n convert to bool","submitter":{"id":93212,"url":"http://patchwork.ozlabs.org/api/people/93212/","name":"Lichenor Forgejo Bot via Sourceware Forge","email":"forge-bot+forge-bot@forge-stage.sourceware.org"},"content":"<!-- pr-new-version -->\nVersion 1 of this pull request has been stored. It includes the following commits:\n- libstdc++: Make std::erase for linked lists convert to bool - 61fe7df8574fba75a9e3b4f79eb78ffed5e64a7c\n\n\n--\nhttps://forge.sourceware.org/gcc/gcc-TEST/pulls/39#issuecomment-5601","headers":{"Return-Path":"<gcc-patches-bounces~incoming=patchwork.ozlabs.org@gcc.gnu.org>","X-Original-To":["incoming@patchwork.ozlabs.org","gcc-patches@gcc.gnu.org"],"Delivered-To":["patchwork-incoming@legolas.ozlabs.org","gcc-patches@gcc.gnu.org"],"Authentication-Results":["legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=gcc.gnu.org\n (client-ip=2620:52:6:3111::32; helo=vm01.sourceware.org;\n envelope-from=gcc-patches-bounces~incoming=patchwork.ozlabs.org@gcc.gnu.org;\n receiver=patchwork.ozlabs.org)","sourceware.org; dmarc=none (p=none dis=none)\n header.from=forge-stage.sourceware.org","sourceware.org;\n spf=pass smtp.mailfrom=forge-stage.sourceware.org","server2.sourceware.org;\n arc=none smtp.remote-ip=38.145.34.39"],"Received":["from vm01.sourceware.org (vm01.sourceware.org\n [IPv6:2620:52:6:3111::32])\n\t(using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)\n\t key-exchange x25519 server-signature ECDSA (secp384r1) server-digest SHA384)\n\t(No client certificate requested)\n\tby legolas.ozlabs.org (Postfix) with ESMTPS id 4g16bl29D7z1y2d\n\tfor <incoming@patchwork.ozlabs.org>; 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a=rsa-sha256; d=sourceware.org; s=key; t=1776880943; cv=none;\n b=bJ7hjqdbGc+2qNOPJP3PLZb3zVdw6x0IyMoTLo5RScWLfP2cHfyU1qUAlnvJpwNYBkb3sYde8JPWR7daWoIaX6wG/0dpjHTBr41WaXjARHlZtEjfQlKJZ3t/OqvunI+EZUpS66ysr100Wt5v2Wcb7zcCCwcntjduAGi84fSOT7c=","ARC-Message-Signature":"i=1; a=rsa-sha256; d=sourceware.org; s=key;\n t=1776880943; c=relaxed/simple;\n bh=FZ5zcy+xj83YCkrFGz1hJ+VErE3wGfxFk4GySdBmdMw=;\n h=Subject:From:To:Date:Message-ID:MIME-Version;\n b=KaSeBJshoCHyr5YeWj8zmtPZttrtRFHTdIMHNRYHREG4EAWfQrciT9II9Gl4asKiORFkbw0arnrqpsGCBPDvwzQSxAWQVF4LBjkt7AA4nuOvQWSq4d5nOB9x5Z2ysCbFcc3eDbjKeOZmjVovuQE2ZVUJhGs+/me7xzPQkUctqk4=","ARC-Authentication-Results":"i=1; server2.sourceware.org","Subject":"Re: [PATCH v1 0/1] libstdc++: Make std::erase for linked lists\n convert to bool","From":"Lichenor Forgejo Bot via Sourceware Forge\n <forge-bot+forge-bot@forge-stage.sourceware.org>","To":"gcc-patches mailing list <gcc-patches@gcc.gnu.org>","Date":"Wed, 22 Apr 2026 18:01:17 +0000","Message-ID":"\n <bmm.hhunt0glkw.gcc.gcc-TEST.forge-bot.39.5601.CMT@forge-stage.sourceware.org>","In-Reply-To":"\n <bmm.hhunsl25ss.gcc.gcc-TEST.redi.39.1.0@forge-stage.sourceware.org>","X-Mailer":"batrachomyomachia","X-Pull-Request-Organization":"gcc","X-Pull-Request-Repository":"gcc-TEST","X-Pull-Request":"https://forge.sourceware.org/gcc/gcc-TEST/pulls/39","X-Comment":"\n https://forge.sourceware.org/gcc/gcc-TEST/pulls/39#issuecomment-5601","Content-Type":"text/plain; charset=\"utf-8\"","Content-Transfer-Encoding":"quoted-printable","MIME-Version":"1.0","X-BeenThere":"gcc-patches@gcc.gnu.org","X-Mailman-Version":"2.1.30","Precedence":"list","List-Id":"Gcc-patches mailing list <gcc-patches.gcc.gnu.org>","List-Unsubscribe":"<https://gcc.gnu.org/mailman/options/gcc-patches>,\n <mailto:gcc-patches-request@gcc.gnu.org?subject=unsubscribe>","List-Archive":"<https://gcc.gnu.org/pipermail/gcc-patches/>","List-Post":"<mailto:gcc-patches@gcc.gnu.org>","List-Help":"<mailto:gcc-patches-request@gcc.gnu.org?subject=help>","List-Subscribe":"<https://gcc.gnu.org/mailman/listinfo/gcc-patches>,\n <mailto:gcc-patches-request@gcc.gnu.org?subject=subscribe>","Errors-To":"gcc-patches-bounces~incoming=patchwork.ozlabs.org@gcc.gnu.org"}},{"id":3680750,"web_url":"http://patchwork.ozlabs.org/comment/3680750/","msgid":"<bmm.hhuntvd6te.gcc.gcc-TEST.redi.39.1.SUMMARY@forge-stage.sourceware.org>","list_archive_url":null,"date":"2026-04-22T18:02:07","subject":"[SUMMARY] Re: [PATCH v1 0/1] libstdc++: Make std::erase for linked\n lists convert to bool","submitter":{"id":93210,"url":"http://patchwork.ozlabs.org/api/people/93210/","name":"Jonathan Wakely via Sourceware Forge","email":"forge-bot+redi@forge-stage.sourceware.org"},"content":"This is a summary of discussions relative to the merge request created by Jonathan Wakely (redi) <redi@gcc.gnu.org> titled\nlibstdc++: Make std::erase for linked lists convert to bool\nsince its creation.\n\nDescription: LWG [4135](https://wg21.link/lwg4135) (approved in Wrocław, November 2024) fixes the lambda\nexpressions used by `std::erase` for `std::list` and `std::forward_list`.\nPreviously they attempted to copy something that isn't required to be\ncopyable. Instead they should convert it to bool right away.\n\nThe issue resolution also changes the lambda's parameter to be const, so\nthat it can't modify the elements while comparing them.\n\n```\nlibstdc++-v3/ChangeLog:\n\n\t* include/std/forward_list (erase): Change lambda to have\n\texplicit return type and const parameter type.\n\t* include/std/list (erase): Likewise.\n\t* testsuite/23_containers/forward_list/erasure.cc: Check lambda\n\tis correct.\n\t* testsuite/23_containers/list/erasure.cc: Likewise.\n```\n\nThe full and up to date discussion can be found at https://forge.sourceware.org/gcc/gcc-TEST/pulls/39\n\nThe merge request has been closed without being merged directly on the forge repository.\n\nOn 2025-03-07 16:31:19+00:00, (ppalka) <ppalka@gcc.gnu.org> commented on the code:\nLGTM\n\n\n\nOn 2025-03-07 20:56:28+00:00, Jonathan Wakely (redi) wrote:\n\nPushed as e6e7b477bbdbfb3fee6b44087a59f94fd1e2c7a3\n\n\nOn 2026-04-22 18:01:17+00:00, Lichenor Forgejo Bot (forge-bot) wrote:\n\n<!-- pr-new-version -->\nVersion 1 of this pull request has been stored. It includes the following commits:\n- libstdc++: Make std::erase for linked lists convert to bool - 61fe7df8574fba75a9e3b4f79eb78ffed5e64a7c\n\n\n\nOn 2026-04-22 18:02:03+00:00, Lichenor Forgejo Bot (forge-bot) wrote:\n\nSent patch series version 1 containing 1 patches to gcc-patches mailing list <gcc-patches@gcc.gnu.org>.\n[Cover letter](https://inbox.sourceware.org/gcc-patches/bmm.hhunsl25ss.gcc.gcc-TEST.redi.39.1.0@forge-stage.sourceware.org)","headers":{"Return-Path":"<gcc-patches-bounces~incoming=patchwork.ozlabs.org@gcc.gnu.org>","X-Original-To":["incoming@patchwork.ozlabs.org","gcc-patches@gcc.gnu.org"],"Delivered-To":["patchwork-incoming@legolas.ozlabs.org","gcc-patches@gcc.gnu.org"],"Authentication-Results":["legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=gcc.gnu.org\n (client-ip=2620:52:6:3111::32; helo=vm01.sourceware.org;\n envelope-from=gcc-patches-bounces~incoming=patchwork.ozlabs.org@gcc.gnu.org;\n receiver=patchwork.ozlabs.org)","sourceware.org; dmarc=none (p=none dis=none)\n header.from=forge-stage.sourceware.org","sourceware.org;\n spf=pass smtp.mailfrom=forge-stage.sourceware.org","server2.sourceware.org;\n arc=none smtp.remote-ip=38.145.34.39"],"Received":["from vm01.sourceware.org (vm01.sourceware.org\n [IPv6:2620:52:6:3111::32])\n\t(using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)\n\t key-exchange x25519 server-signature ECDSA (secp384r1) server-digest SHA384)\n\t(No client certificate requested)\n\tby legolas.ozlabs.org (Postfix) with ESMTPS id 4g16dD1CYhz1y2d\n\tfor <incoming@patchwork.ozlabs.org>; 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a=rsa-sha256; d=sourceware.org; s=key; t=1776880983; cv=none;\n b=Dt8hDOejPf/h8rs90ikl+1PAMGPTrS7MmMuXBSjFb7eXJ23c/pPKVLgh9Eb91wlRf+K/0MQDUTMdmbEIqaVgrWf6REp44BdMBhdrP6m1lCxWDMIfj1X7yPHkyHQ1V0C14vfi6Y+/7kmXi/CO1jsz14K6JJsrDXYHG56l/QJdXxU=","ARC-Message-Signature":"i=1; a=rsa-sha256; d=sourceware.org; s=key;\n t=1776880983; c=relaxed/simple;\n bh=f0z+gwsLNGoOIUxGQZOrHFr4HxX3Hyk84fB6ZMnNbJI=;\n h=Subject:From:To:Message-ID:MIME-Version:Date;\n b=FoBVV5aboD4auOyR3ckIarguN5+pZVU9bqFBFDBx8huH4wqNMD563dVZpfX/x3Fl0jpeqKZ5K65GJomkEdUorfCmC3ZI2aD3apPCGWVPdJZYtV0rLdBwku8BmQMo5pR5D7IAAHUS7OSrtAeBxBZuhVXmwHPFyyI5pD35ifDDh5M=","ARC-Authentication-Results":"i=1; server2.sourceware.org","Subject":"[SUMMARY] Re: [PATCH v1 0/1] libstdc++: Make std::erase for linked\n lists convert to bool","From":"Jonathan Wakely via Sourceware Forge\n <forge-bot+redi@forge-stage.sourceware.org>","To":"gcc-patches mailing list <gcc-patches@gcc.gnu.org>","In-Reply-To":"\n <bmm.hhunsl25ss.gcc.gcc-TEST.redi.39.1.0@forge-stage.sourceware.org>","Message-ID":"\n <bmm.hhuntvd6te.gcc.gcc-TEST.redi.39.1.SUMMARY@forge-stage.sourceware.org>","X-Mailer":"batrachomyomachia","X-Pull-Request-Organization":"gcc","X-Pull-Request-Repository":"gcc-TEST","X-Pull-Request":"https://forge.sourceware.org/gcc/gcc-TEST/pulls/39","Content-Type":"text/plain; charset=\"utf-8\"","Content-Transfer-Encoding":"quoted-printable","MIME-Version":"1.0","Date":"Wed, 22 Apr 2026 18:02:07 +0000 (UTC)","X-BeenThere":"gcc-patches@gcc.gnu.org","X-Mailman-Version":"2.1.30","Precedence":"list","List-Id":"Gcc-patches mailing list <gcc-patches.gcc.gnu.org>","List-Unsubscribe":"<https://gcc.gnu.org/mailman/options/gcc-patches>,\n <mailto:gcc-patches-request@gcc.gnu.org?subject=unsubscribe>","List-Archive":"<https://gcc.gnu.org/pipermail/gcc-patches/>","List-Post":"<mailto:gcc-patches@gcc.gnu.org>","List-Help":"<mailto:gcc-patches-request@gcc.gnu.org?subject=help>","List-Subscribe":"<https://gcc.gnu.org/mailman/listinfo/gcc-patches>,\n <mailto:gcc-patches-request@gcc.gnu.org?subject=subscribe>","Errors-To":"gcc-patches-bounces~incoming=patchwork.ozlabs.org@gcc.gnu.org"}},{"id":3680755,"web_url":"http://patchwork.ozlabs.org/comment/3680755/","msgid":"<bmm.hhuntrujeo.gcc.gcc-TEST.forge-bot.39.5604.CMT@forge-stage.sourceware.org>","list_archive_url":null,"date":"2026-04-22T18:02:03","subject":"Re: [PATCH v1 0/1] libstdc++: Make std::erase for linked lists\n convert to bool","submitter":{"id":93212,"url":"http://patchwork.ozlabs.org/api/people/93212/","name":"Lichenor Forgejo Bot via Sourceware Forge","email":"forge-bot+forge-bot@forge-stage.sourceware.org"},"content":"Sent patch series version 1 containing 1 patches to gcc-patches mailing list <gcc-patches@gcc.gnu.org>.\n[Cover letter](https://inbox.sourceware.org/gcc-patches/bmm.hhunsl25ss.gcc.gcc-TEST.redi.39.1.0@forge-stage.sourceware.org)\n\n--\nhttps://forge.sourceware.org/gcc/gcc-TEST/pulls/39#issuecomment-5604","headers":{"Return-Path":"<gcc-patches-bounces~incoming=patchwork.ozlabs.org@gcc.gnu.org>","X-Original-To":["incoming@patchwork.ozlabs.org","gcc-patches@gcc.gnu.org"],"Delivered-To":["patchwork-incoming@legolas.ozlabs.org","gcc-patches@gcc.gnu.org"],"Authentication-Results":["legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=gcc.gnu.org\n (client-ip=2620:52:6:3111::32; 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