From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 5A2FC3858C52; Fri, 9 Sep 2022 20:11:00 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 5A2FC3858C52 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sourceware.org; s=default; t=1662754260; bh=aJkDctnaDXTCpILDTSZ6f52Y0a9BnYDRQWjJc17Ysug=; h=From:To:Subject:Date:In-Reply-To:References:From; b=FtIt9en1dX2jDkWsR6D5/70hbpDPNJjzd03riD2IyRMrm0NJThLkGEsEQ9J5u13Gg vPd3ROD6a2i6PSK1p//cCAk74E/BH3oPF6oB50ugKazfmH08YKrsQn0v7NdXMfxdUR Q6moJVOz8Vnt5iMq1bjLdfj9wToIGdmelrpmMIoA= From: "i at maskray dot me" To: gdb-prs@sourceware.org Subject: [Bug gdb/29563] gdb: support zstd for SHF_COMPRESSED debug sections Date: Fri, 09 Sep 2022 20:11:00 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gdb X-Bugzilla-Component: gdb X-Bugzilla-Version: unknown X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: i at maskray dot me X-Bugzilla-Status: NEW X-Bugzilla-Resolution: X-Bugzilla-Priority: P2 X-Bugzilla-Assigned-To: unassigned at sourceware dot org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: http://sourceware.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 List-Id: https://sourceware.org/bugzilla/show_bug.cgi?id=3D29563 --- Comment #1 from Fangrui Song --- llvm-project has some components supporting zstd now. Some instructions for developers who want to test gdb's support: git clone https://github.com/facebook/zstd cd zstd cmake -GNinja -Hbuild/cmake -Bout/release -DCMAKE_BUILD_TYPE=3DRelease -DCMAKE_INSTALL_PREFIX=3D/tmp/opt/zstd make -j 8 install # See https://llvm.org/docs/GettingStarted.html # Example: cmake -GNinja -Sllvm -Bout/release -DCMAKE_BUILD_TYPE=3DRelease -DLLVM_ENABLE_PROJECTS=3D'clang;lld' -DLLVM_ENABLE_ZSTD=3DFORCE_ON -DCMAKE_PREFIX_PATH=3D/tmp/opt/zstd; ninja -C out/release llvm-objcopy clan= g lld You can create zstd output with out/release/bin/llvm-objcopy --compress-debug-sections=3Dzstd a.out a.out.z= std or out/release/bin/clang -fuse-ld=3Dlld -gz=3Dzstd a.o b.o ... --=20 You are receiving this mail because: You are on the CC list for the bug.=