From nobody Thu Jun 10 06:23:34 2021 X-Original-To: bugs@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 2B35E11CCFE7 for ; Thu, 10 Jun 2021 06:23:34 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "R3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4G0v7B0Swtz3GMJ for ; Thu, 10 Jun 2021 06:23:34 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org (kenobi.freebsd.org [IPv6:2610:1c1:1:606c::50:1d]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id ECD1C2BD3 for ; Thu, 10 Jun 2021 06:23:33 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org ([127.0.1.5]) by kenobi.freebsd.org (8.15.2/8.15.2) with ESMTP id 15A6NXid039557 for ; Thu, 10 Jun 2021 06:23:33 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id 15A6NX8D039556 for bugs@FreeBSD.org; Thu, 10 Jun 2021 06:23:33 GMT (envelope-from bugzilla-noreply@freebsd.org) X-Authentication-Warning: kenobi.freebsd.org: www set sender to bugzilla-noreply@freebsd.org using -f From: bugzilla-noreply@freebsd.org To: bugs@FreeBSD.org Subject: [Bug 256524] Does FreeBSD 12.2-RELEASE amd64 support -fsanitize=leak? Date: Thu, 10 Jun 2021 06:23:34 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: bin X-Bugzilla-Version: 12.2-RELEASE X-Bugzilla-Keywords: X-Bugzilla-Severity: Affects Only Me X-Bugzilla-Who: ota@j.email.ne.jp X-Bugzilla-Status: New X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: bugs@FreeBSD.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: bug_id short_desc product version rep_platform op_sys bug_status bug_severity priority component assigned_to reporter Message-ID: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugs.freebsd.org/bugzilla/ Auto-Submitted: auto-generated List-Id: Bug reports List-Archive: https://lists.freebsd.org/archives/freebsd-bugs List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-bugs@freebsd.org MIME-Version: 1.0 X-ThisMailContainsUnwantedMimeParts: N https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D256524 Bug ID: 256524 Summary: Does FreeBSD 12.2-RELEASE amd64 support -fsanitize=3Dleak? Product: Base System Version: 12.2-RELEASE Hardware: amd64 OS: Any Status: New Severity: Affects Only Me Priority: --- Component: bin Assignee: bugs@FreeBSD.org Reporter: ota@j.email.ne.jp Looking at /usr/src/contrib/llvm-project/clang/lib/Driver/ToolChains/FreeBSD.cpp, amd64 seems to support while i386 does not for clang10, on 12.2-RELEASE: SanitizerMask Res =3D ToolChain::getSupportedSanitizers(); Res |=3D SanitizerKind::Address; Res |=3D SanitizerKind::PointerCompare; Res |=3D SanitizerKind::PointerSubtract; Res |=3D SanitizerKind::Vptr; if (IsX86_64 || IsMIPS64) { Res |=3D SanitizerKind::Leak; Res |=3D SanitizerKind::Thread; } if (IsX86 || IsX86_64) { Res |=3D SanitizerKind::Function; Res |=3D SanitizerKind::SafeStack;=20=20=20 Res |=3D SanitizerKind::Fuzzer; Res |=3D SanitizerKind::FuzzerNoLink; } However, amd64 mach gives me "No such file" error while linking. amd64% clang++ -fsanitize=3Dleak address_sanitizer.cpp ld: error: cannot open /usr/lib/clang/10.0.1/lib/freebsd/libclang_rt.lsan-x86_64 .a: No such file or directory clang++: error: linker command failed with exit code 1 (use -v to see invocation ) i386 explicitly says it is not supported. i386% clang++ -fsanitize=3Dleak address_sanitizer.cpp clang++: error: unsupported option '-fsanitize=3Dleak' for target 'i386-unknown-freebsd13.0' Given Clang 13 document, https://clang.llvm.org/docs/LeakSanitizer.html, doesn't say FreeBSD is supported, I'm not sure if amd64 case is unsupported= or an error. I only have 12.2 RELEASE for amd64 and cannot experiment other FreeBSD vers= ion. % cat address_sanitizer.cpp int main() { int *i =3D new int( 1 ); *i =3D 0; } --=20 You are receiving this mail because: You are the assignee for the bug.=