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{ "id": 2226891, "url": "http://patchwork.ozlabs.org/api/covers/2226891/?format=api", "web_url": "http://patchwork.ozlabs.org/project/gcc/cover/bmm.hhupkhd5tk.gcc.gcc-TEST.fdumont.128.1.0@forge-stage.sourceware.org/", "project": { "id": 17, "url": "http://patchwork.ozlabs.org/api/projects/17/?format=api", "name": "GNU Compiler Collection", "link_name": "gcc", "list_id": "gcc-patches.gcc.gnu.org", "list_email": "gcc-patches@gcc.gnu.org", "web_url": null, "scm_url": null, "webscm_url": null, "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<bmm.hhupkhd5tk.gcc.gcc-TEST.fdumont.128.1.0@forge-stage.sourceware.org>", "list_archive_url": null, "date": "2026-04-22T19:05:12", "name": "[v1,0/1] libstdc++: Fix std::erase_if behavior for std::__debug::deque", "submitter": { "id": 93220, "url": "http://patchwork.ozlabs.org/api/people/93220/?format=api", "name": "François Dumont via Sourceware Forge", "email": "forge-bot+fdumont@forge-stage.sourceware.org" }, "mbox": "http://patchwork.ozlabs.org/project/gcc/cover/bmm.hhupkhd5tk.gcc.gcc-TEST.fdumont.128.1.0@forge-stage.sourceware.org/mbox/", "series": [ { "id": 501110, "url": "http://patchwork.ozlabs.org/api/series/501110/?format=api", "web_url": "http://patchwork.ozlabs.org/project/gcc/list/?series=501110", "date": "2026-04-22T19:05:12", "name": "libstdc++: Fix std::erase_if behavior for std::__debug::deque", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/501110/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/covers/2226891/comments/", "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=38.145.34.32; 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Wed, 22 Apr 2026 19:06:36 +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 81B724362A\n for <gcc-patches@gcc.gnu.org>; Wed, 22 Apr 2026 19:06:36 +0000 (UTC)" ], "DKIM-Filter": [ "OpenDKIM Filter v2.11.0 sourceware.org 7AE0F44DB7BE", "OpenDKIM Filter v2.11.0 sourceware.org A88A2441B8C6" ], "DMARC-Filter": "OpenDMARC Filter v1.4.2 sourceware.org A88A2441B8C6", "ARC-Filter": "OpenARC Filter v1.0.0 sourceware.org A88A2441B8C6", "ARC-Seal": "i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1776884796; cv=none;\n b=pu0MckoDfWMD0GVkuMo10iCgfKmyXvQAhFzf9MfKXWjodYNX7KwmI9NjYwoKLsK8Jc0Fgkjn66wpWegFBWESuwfXN2BGMhak56nNjV7NaFIctpbHVpL1HrQJOy0zBsUVUE2+rId8cMvr09nuZSX2+2xZankyYFqv5+4XCMjO9po=", "ARC-Message-Signature": "i=1; a=rsa-sha256; d=sourceware.org; s=key;\n t=1776884796; c=relaxed/simple;\n bh=lLsbERI+q4hOgvdOHrp7JBgQQmBrhk4u3f7jwr7u8nE=;\n h=From:Date:Subject:MIME-Version:To:Message-ID;\n b=sdkPA9rs0LJmOJWAww4DtgX/07Q0TDxCeCWBvl7Y19n31QSoHITTIiFPp161CehlanbhCWUMOKy/haPOF6on4IshFmzqCUEQuBMGjq2X2Lgozzx8tTBAliS2f4t5CVUmeYtFyXosACfGJTjEknvn98hEDkHocup22TKx0FGM0WA=", "ARC-Authentication-Results": "i=1; server2.sourceware.org", "From": "=?utf-8?q?Fran=C3=A7ois_Dumont_via_Sourceware_Forge?=\n <forge-bot+fdumont@forge-stage.sourceware.org>", "Date": "Wed, 22 Apr 2026 19:05:12 +0000", "Subject": "[PATCH v1 0/1] libstdc++: Fix std::erase_if behavior for\n std::__debug::deque", "MIME-Version": "1.0", "Content-Type": "text/plain; charset=UTF-8", "Content-Transfer-Encoding": "8bit", "To": "gcc-patches mailing list <gcc-patches@gcc.gnu.org>", "Message-ID": "\n <bmm.hhupkhd5tk.gcc.gcc-TEST.fdumont.128.1.0@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/128", "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>", "Reply-To": "gcc-patches mailing list <gcc-patches@gcc.gnu.org>,\n fdumont@gcc.gnu.org", "Errors-To": "gcc-patches-bounces~incoming=patchwork.ozlabs.org@gcc.gnu.org" }, "content": "Hi gcc-patches mailing list,\nFrançois Dumont via Sourceware Forge <forge-bot+fdumont@forge-stage.sourceware.org> has requested that the following forgejo pull request\nbe published on the mailing list.\n\nCreated on: 2025-12-03 18:31:32+00:00\nLatest update: 2025-12-04 21:15:12+00:00\nChanges: 0 changed files, 0 additions, 0 deletions\nHead revision: fdumont/gcc-TEST ref refs/pull/128/head commit 371ef411dcbfab7be7fed551d79adba657a39e9c\nBase revision: gcc/gcc-TEST ref trunk commit dce0d564d742617f71297c88e4a1c0d6038f2c47 r16-5875-gdce0d564d74261\nMerge base: dce0d564d742617f71297c88e4a1c0d6038f2c47\nFull diff url: https://forge.sourceware.org/gcc/gcc-TEST/pulls/128.diff\nDiscussion: https://forge.sourceware.org/gcc/gcc-TEST/pulls/128\nRequested Reviewers:\n\nstd::erase and std::erase_if are broken for users directly referencing\n__gnu_debug::deque in their code that is to say without activating the\n_GLIBCXX_DEBUG mode. The iterators potentially invalidated by the erase\noperations are not detected by the __gnu_debug::deque container and so\nwon't be reported as invalidated.\n\nWe need explicit std::erase and std::erase_if implementations for\nstd::__debug::deque which will work also when _GLIBCXX_DEBUG mode is\nactivated.\n\nlibstdc++-v3/ChangeLog:\n\n\t* include/debug/deque\n\t(std::erase_if<>(std::__debug::deque<>&, _Pred): New.\n\t(std::erase<>(std::__debug::deque<>&, const _Up&): New.\n\t* include/std/deque (std::erase_if(std::deque<>&, _Pred)): Remove\n\t_GLIBCXX_DEBUG code.\n\t* testsuite/23_containers/deque/debug/erase.cc: New test case.\n\t* testsuite/23_containers/deque/debug/invalidation/erase.cc: New test case.\n\n\nChanged files:\n- A: libstdc++-v3/testsuite/23_containers/deque/debug/erase.cc\n- A: libstdc++-v3/testsuite/23_containers/deque/debug/invalidation/erase.cc\n- M: libstdc++-v3/include/debug/deque\n- M: libstdc++-v3/include/std/deque\n\n\nFrançois Dumont (1):\n libstdc++: Fix std::erase_if behavior for std::__debug::deque\n\n libstdc++-v3/include/debug/deque | 28 +++++++++++++++++++\n libstdc++-v3/include/std/deque | 17 +++++------\n .../23_containers/deque/debug/erase.cc | 27 ++++++++++++++++++\n .../deque/debug/invalidation/erase.cc | 28 +++++++++++++++++++\n 4 files changed, 90 insertions(+), 10 deletions(-)\n create mode 100644 libstdc++-v3/testsuite/23_containers/deque/debug/erase.cc\n create mode 100644 libstdc++-v3/testsuite/23_containers/deque/debug/invalidation/erase.cc" }