{"id":26160,"url":"https://patchwork.libcamera.org/api/patches/26160/?format=json","web_url":"https://patchwork.libcamera.org/patch/26160/","project":{"id":1,"url":"https://patchwork.libcamera.org/api/projects/1/?format=json","name":"libcamera","link_name":"libcamera","list_id":"libcamera_core","list_email":"libcamera-devel@lists.libcamera.org","web_url":"","scm_url":"","webscm_url":""},"msgid":"<20260216142843.482262-1-barnabas.pocze@ideasonboard.com>","date":"2026-02-16T14:28:43","name":"[libcamera-ci,RFC,v1] Add clang builds with libstdc++","commit_ref":null,"pull_url":null,"state":"superseded","archived":false,"hash":"6ea0bac9a96a38cd62753699395a2894c78e8db3","submitter":{"id":216,"url":"https://patchwork.libcamera.org/api/people/216/?format=json","name":"Barnabás Pőcze","email":"barnabas.pocze@ideasonboard.com"},"delegate":null,"mbox":"https://patchwork.libcamera.org/patch/26160/mbox/","series":[{"id":5791,"url":"https://patchwork.libcamera.org/api/series/5791/?format=json","web_url":"https://patchwork.libcamera.org/project/libcamera/list/?series=5791","date":"2026-02-16T14:28:43","name":"[libcamera-ci,RFC,v1] Add clang builds with libstdc++","version":1,"mbox":"https://patchwork.libcamera.org/series/5791/mbox/"}],"comments":"https://patchwork.libcamera.org/api/patches/26160/comments/","check":"pending","checks":"https://patchwork.libcamera.org/api/patches/26160/checks/","tags":{},"headers":{"Return-Path":"","X-Original-To":"parsemail@patchwork.libcamera.org","Delivered-To":"parsemail@patchwork.libcamera.org","Received":["from lancelot.ideasonboard.com (lancelot.ideasonboard.com\n\t[92.243.16.209])\n\tby patchwork.libcamera.org (Postfix) with ESMTPS id 6E0C7C31E9\n\tfor ;\n\tMon, 16 Feb 2026 14:28:49 +0000 (UTC)","from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id 8194C621EE;\n\tMon, 16 Feb 2026 15:28:48 +0100 (CET)","from perceval.ideasonboard.com (perceval.ideasonboard.com\n\t[IPv6:2001:4b98:dc2:55:216:3eff:fef7:d647])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id F226F62084\n\tfor ;\n\tMon, 16 Feb 2026 15:28:46 +0100 (CET)","from pb-laptop.local (185.221.141.206.nat.pool.zt.hu\n\t[185.221.141.206])\n\tby perceval.ideasonboard.com (Postfix) with ESMTPSA id 155B04B3\n\tfor ;\n\tMon, 16 Feb 2026 15:27:56 +0100 (CET)"],"Authentication-Results":"lancelot.ideasonboard.com; dkim=pass (1024-bit key;\n\tunprotected) header.d=ideasonboard.com header.i=@ideasonboard.com\n\theader.b=\"UfwuJ23n\"; dkim-atps=neutral","DKIM-Signature":"v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com;\n\ts=mail; t=1771252076;\n\tbh=SpHborgIUfZ0mvxlZwaze9fQxXwBiC+EzbtukCaITlA=;\n\th=From:To:Subject:Date:From;\n\tb=UfwuJ23nOzh4HF0aFO4qhtlw5HwWE2tQLUy0fNfm4kwre4HDq22nbgPCqhjgme12F\n\tzxo9zoo7R/8gnnar33EXLsx7lFjvI5LJ8oKLYOp+2ccQbTMbA2EPgHgpn6xY59popo\n\tiOU8mpw3hLmgVKI0teQi/nh/V5zPXoKQbgryQ5Hg=","From":"=?utf-8?q?Barnab=C3=A1s_P=C5=91cze?= ","To":"libcamera-devel@lists.libcamera.org","Subject":"[libcamera-ci] [RFC PATCH v1] Add clang builds with libstdc++","Date":"Mon, 16 Feb 2026 15:28:43 +0100","Message-ID":"<20260216142843.482262-1-barnabas.pocze@ideasonboard.com>","X-Mailer":"git-send-email 2.53.0","MIME-Version":"1.0","Content-Type":"text/plain; charset=UTF-8","Content-Transfer-Encoding":"8bit","X-BeenThere":"libcamera-devel@lists.libcamera.org","X-Mailman-Version":"2.1.29","Precedence":"list","List-Id":"","List-Unsubscribe":",\n\t","List-Archive":"","List-Post":"","List-Help":"","List-Subscribe":",\n\t","Errors-To":"libcamera-devel-bounces@lists.libcamera.org","Sender":"\"libcamera-devel\" "},"content":"Currently clang is only used to test libc++ builds. This, however, prevents\nthe build testing of e.g. qcam since the packaged qt libraries use libstdc++,\nso it needs to be disabled when using libc++.\n\nSo duplicate every current clang job for libstdc++ testing.\n\nLink: https://gitlab.freedesktop.org/camera/libcamera/-/issues/315\nSigned-off-by: Barnabás Pőcze \n---\nMaybe it's not worth duplicating each clang job, but adding at least one\n(clang, libstdc++) build is probably worth it.\n---\n .gitlab-ci/meson/libstdc++.native | 3 +++\n gitlab-ci.yml | 36 ++++++++++++++-----------------\n 2 files changed, 19 insertions(+), 20 deletions(-)\n create mode 100644 .gitlab-ci/meson/libstdc++.native\n\n--\n2.53.0","diff":"diff --git a/.gitlab-ci/meson/libstdc++.native b/.gitlab-ci/meson/libstdc++.native\nnew file mode 100644\nindex 0000000..3116043\n--- /dev/null\n+++ b/.gitlab-ci/meson/libstdc++.native\n@@ -0,0 +1,3 @@\n+[built-in options]\n+cpp_args = ['-stdlib=libstdc++']\n+cpp_link_args = ['-stdlib=libstdc++']\ndiff --git a/gitlab-ci.yml b/gitlab-ci.yml\nindex 6256335..e51266c 100644\n--- a/gitlab-ci.yml\n+++ b/gitlab-ci.yml\n@@ -29,7 +29,12 @@ variables:\n # clang fails to link with ASan if --no-undefined is enabled.\n MESON_CLANG_OPTIONS: >-\n -D b_lundef=false\n+ MESON_CLANG_LIBCPP_OPTIONS: >-\n+ ${MESON_CLANG_OPTIONS}\n --native-file $CI_PROJECT_DIR/.gitlab-ci/meson/libc++.native\n+ MESON_CLANG_LIBSTDCPP_OPTIONS: >-\n+ ${MESON_CLANG_OPTIONS}\n+ --native-file $CI_PROJECT_DIR/.gitlab-ci/meson/libstdc++.native\n PACKAGES: >-\n ca-certificates\n git\n@@ -194,21 +199,14 @@ build-full:debian:12:\n ${MESON_ALL_OPTIONS}\n -D b_sanitize=none\n - ARCH: amd64\n- BUILD_TYPE: debug\n- CC: clang\n- CXX: clang++\n- MESON_OPTIONS: >-\n- ${MESON_ALL_OPTIONS}\n- ${MESON_CLANG_OPTIONS}\n- -D qcam=disabled\n- - ARCH: amd64\n- BUILD_TYPE: release\n+ BUILD_TYPE:\n+ - debug\n+ - release\n CC: clang\n CXX: clang++\n- MESON_OPTIONS: >-\n- ${MESON_ALL_OPTIONS}\n- ${MESON_CLANG_OPTIONS}\n- -D qcam=disabled\n+ MESON_OPTIONS:\n+ - ${MESON_ALL_OPTIONS} ${MESON_CLANG_LIBCPP_OPTIONS} -D qcam=disabled\n+ - ${MESON_ALL_OPTIONS} ${MESON_CLANG_LIBSTDCPP_OPTIONS}\n\n build-full:debian:12:as-subproject:\n extends:\n@@ -256,13 +254,11 @@ build-full:debian:13:\n - ARCH: amd64\n CC: clang\n CXX: clang++\n- MESON_OPTIONS: >-\n- ${MESON_ALL_OPTIONS}\n- ${MESON_CLANG_OPTIONS}\n- -D qcam=disabled\n- -D cpp_debugstl=false\n- # `cpp_debugstl=false` needed approximately between meson 1.4.0 and 1.9.3\n- # with clang 18 or later due to https://github.com/mesonbuild/meson/issues/13812\n+ MESON_OPTIONS:\n+ # `cpp_debugstl=false` needed approximately between meson 1.4.0 and 1.9.3\n+ # with clang 18 or later due to https://github.com/mesonbuild/meson/issues/13812\n+ - ${MESON_ALL_OPTIONS} ${MESON_CLANG_LIBCPP_OPTIONS} -D qcam=disabled -D cpp_debugstl=false\n+ - ${MESON_ALL_OPTIONS} ${MESON_CLANG_LIBSTDCPP_OPTIONS}\n - ARCH: armhf\n - ARCH: arm64\n\n","prefixes":["libcamera-ci","RFC","v1"]}