From owner-freebsd-toolchain@freebsd.org Sun Jan 15 18:34:16 2017 Return-Path: Delivered-To: freebsd-toolchain@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 0611ECB18B2 for ; Sun, 15 Jan 2017 18:34:16 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org (kenobi.freebsd.org [IPv6:2001:1900:2254:206a::16:76]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id E952119FA for ; Sun, 15 Jan 2017 18:34:15 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from bugs.freebsd.org ([127.0.1.118]) by kenobi.freebsd.org (8.15.2/8.15.2) with ESMTP id v0FIYFER068258 for ; Sun, 15 Jan 2017 18:34:15 GMT (envelope-from bugzilla-noreply@freebsd.org) From: bugzilla-noreply@freebsd.org To: freebsd-toolchain@FreeBSD.org Subject: [Bug 216117] clang 4.0.0 crashes trying to build lld on i386 Date: Sun, 15 Jan 2017 18:34:16 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: bin X-Bugzilla-Version: CURRENT X-Bugzilla-Keywords: X-Bugzilla-Severity: Affects Only Me X-Bugzilla-Who: dim@FreeBSD.org X-Bugzilla-Status: New X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: freebsd-toolchain@FreeBSD.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: cc Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugs.freebsd.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-BeenThere: freebsd-toolchain@freebsd.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Maintenance of FreeBSD's integrated toolchain List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 15 Jan 2017 18:34:16 -0000 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D216117 Dimitry Andric changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |dim@FreeBSD.org --- Comment #4 from Dimitry Andric --- Hm, yes, I'm seeing this too, while building llvm38 even. Something is rot= ten, but it's hard to figure out what. For some reason, a cleanly built release= _40 r292009 on universe12a.f.o works fine, but on my local system, it doesn't. I'm trying valgrind to figure out what is going wrong, and it gives me: =3D=3D1793=3D=3D Invalid read of size 8 =3D=3D1793=3D=3D at 0x227C9BE: llvm::ValueHandleBase::AddToUseList() (in /usr/obj/share/dim/src/freebsd/base/projects/clang400-import/usr.bin/clang/= clang/clang.full) =3D=3D1793=3D=3D by 0x29A3F2D: llvm::AssumptionCache::AffectedValueCallbackVH::allUsesReplacedWith(llvm::V= alue*) (in /usr/obj/share/dim/src/freebsd/base/projects/clang400-import/usr.bin/clang/= clang/clang.full) =3D=3D1793=3D=3D by 0x227A884: llvm::ValueHandleBase::ValueIsRAUWd(llvm:= :Value*, llvm::Value*) (in /usr/obj/share/dim/src/freebsd/base/projects/clang400-import/usr.bin/clang/= clang/clang.full) =3D=3D1793=3D=3D by 0x227A504: llvm::Value::doRAUW(llvm::Value*, bool) (= in /usr/obj/share/dim/src/freebsd/base/projects/clang400-import/usr.bin/clang/= clang/clang.full) =3D=3D1793=3D=3D by 0x1C9791E: llvm::sroa::AllocaSliceRewriter::visitLoadInst(llvm::LoadInst&) (in /usr/obj/share/dim/src/freebsd/base/projects/clang400-import/usr.bin/clang/= clang/clang.full) =3D=3D1793=3D=3D by 0x1C880FD: llvm::sroa::AllocaSliceRewriter::visit((a= nonymous namespace)::Slice const*) (in /usr/obj/share/dim/src/freebsd/base/projects/clang400-import/usr.bin/clang/= clang/clang.full) =3D=3D1793=3D=3D by 0x1C86C9A: llvm::SROA::rewritePartition(llvm::Alloca= Inst&, llvm::sroa::AllocaSlices&, llvm::sroa::Partition&) (in /usr/obj/share/dim/src/freebsd/base/projects/clang400-import/usr.bin/clang/= clang/clang.full) =3D=3D1793=3D=3D by 0x1C88584: llvm::SROA::splitAlloca(llvm::AllocaInst&, llvm::sroa::AllocaSlices&) (in /usr/obj/share/dim/src/freebsd/base/projects/clang400-import/usr.bin/clang/= clang/clang.full) =3D=3D1793=3D=3D by 0x1C89A1D: llvm::SROA::runOnAlloca(llvm::AllocaInst&= ) (in /usr/obj/share/dim/src/freebsd/base/projects/clang400-import/usr.bin/clang/= clang/clang.full) =3D=3D1793=3D=3D by 0x1C8B309: llvm::SROA::runImpl(llvm::Function&, llvm::DominatorTree&, llvm::AssumptionCache&) (in /usr/obj/share/dim/src/freebsd/base/projects/clang400-import/usr.bin/clang/= clang/clang.full) =3D=3D1793=3D=3D by 0x1C9C239: llvm::sroa::SROALegacyPass::runOnFunction(llvm::Function&) (in /usr/obj/share/dim/src/freebsd/base/projects/clang400-import/usr.bin/clang/= clang/clang.full) =3D=3D1793=3D=3D by 0x22B78D9: llvm::FPPassManager::runOnFunction(llvm::= Function&) (in /usr/obj/share/dim/src/freebsd/base/projects/clang400-import/usr.bin/clang/= clang/clang.full) =3D=3D1793=3D=3D Address 0x5a5a5a5a5a5a5a62 is not stack'd, malloc'd or (r= ecently) free'd =3D=3D1793=3D=3D pid 1793 (memcheck-amd64-free): sigreturn rflags =3D 0x4 =3D=3D1793=3D=3D =3D=3D1793=3D=3D Process terminating with default action of signal 10 (SIGB= US): dumping core =3D=3D1793=3D=3D Hardware error at address 0x40F7A495F =3D=3D1793=3D=3D at 0x227C9BE: llvm::ValueHandleBase::AddToUseList() (in /usr/obj/share/dim/src/freebsd/base/projects/clang400-import/usr.bin/clang/= clang/clang.full) =3D=3D1793=3D=3D by 0x29A3F2D: llvm::AssumptionCache::AffectedValueCallbackVH::allUsesReplacedWith(llvm::V= alue*) (in /usr/obj/share/dim/src/freebsd/base/projects/clang400-import/usr.bin/clang/= clang/clang.full) =3D=3D1793=3D=3D by 0x227A884: llvm::ValueHandleBase::ValueIsRAUWd(llvm:= :Value*, llvm::Value*) (in /usr/obj/share/dim/src/freebsd/base/projects/clang400-import/usr.bin/clang/= clang/clang.full) =3D=3D1793=3D=3D by 0x227A504: llvm::Value::doRAUW(llvm::Value*, bool) (= in /usr/obj/share/dim/src/freebsd/base/projects/clang400-import/usr.bin/clang/= clang/clang.full) =3D=3D1793=3D=3D by 0x1C9791E: llvm::sroa::AllocaSliceRewriter::visitLoadInst(llvm::LoadInst&) (in /usr/obj/share/dim/src/freebsd/base/projects/clang400-import/usr.bin/clang/= clang/clang.full) =3D=3D1793=3D=3D by 0x1C880FD: llvm::sroa::AllocaSliceRewriter::visit((a= nonymous namespace)::Slice const*) (in /usr/obj/share/dim/src/freebsd/base/projects/clang400-import/usr.bin/clang/= clang/clang.full) =3D=3D1793=3D=3D by 0x1C86C9A: llvm::SROA::rewritePartition(llvm::Alloca= Inst&, llvm::sroa::AllocaSlices&, llvm::sroa::Partition&) (in /usr/obj/share/dim/src/freebsd/base/projects/clang400-import/usr.bin/clang/= clang/clang.full) =3D=3D1793=3D=3D by 0x1C88584: llvm::SROA::splitAlloca(llvm::AllocaInst&, llvm::sroa::AllocaSlices&) (in /usr/obj/share/dim/src/freebsd/base/projects/clang400-import/usr.bin/clang/= clang/clang.full) =3D=3D1793=3D=3D by 0x1C89A1D: llvm::SROA::runOnAlloca(llvm::AllocaInst&= ) (in /usr/obj/share/dim/src/freebsd/base/projects/clang400-import/usr.bin/clang/= clang/clang.full) =3D=3D1793=3D=3D by 0x1C8B309: llvm::SROA::runImpl(llvm::Function&, llvm::DominatorTree&, llvm::AssumptionCache&) (in /usr/obj/share/dim/src/freebsd/base/projects/clang400-import/usr.bin/clang/= clang/clang.full) =3D=3D1793=3D=3D by 0x1C9C239: llvm::sroa::SROALegacyPass::runOnFunction(llvm::Function&) (in /usr/obj/share/dim/src/freebsd/base/projects/clang400-import/usr.bin/clang/= clang/clang.full) =3D=3D1793=3D=3D by 0x22B78D9: llvm::FPPassManager::runOnFunction(llvm::= Function&) (in /usr/obj/share/dim/src/freebsd/base/projects/clang400-import/usr.bin/clang/= clang/clang.full) --=20 You are receiving this mail because: You are the assignee for the bug.=