Re: git: ee73475119ff - main - llvm: Link private LLVM libraries against compiler_rt for aarch64
Date: Mon, 09 Feb 2026 16:47:31 UTC
On 2/9/26 11:40, Jessica Clarke wrote: > On 9 Feb 2026, at 16:28, John Baldwin <jhb@FreeBSD.org> wrote: >> >> The branch main has been updated by jhb: >> >> URL: https://cgit.FreeBSD.org/src/commit/?id=ee73475119ff7aa98bd11828625d524f6ab87f06 >> >> commit ee73475119ff7aa98bd11828625d524f6ab87f06 >> Author: John Baldwin <jhb@FreeBSD.org> >> AuthorDate: 2026-02-09 16:26:52 +0000 >> Commit: John Baldwin <jhb@FreeBSD.org> >> CommitDate: 2026-02-09 16:26:52 +0000 >> >> llvm: Link private LLVM libraries against compiler_rt for aarch64 >> >> This is required for GCC which uses libcalls for outlined atomics. > > This doesn’t seem right, they’re provided by libgcc.a, so why aren’t > they being pulled in? libcompiler_rt.a doesn’t even have the symbols. My guess is that we don't link libraries against libgcc by default, only binaries (maybe this is a GCC feature/bug vs clang)? I have another review open for a couple of google test libraries which similarly fail to link. -- John Baldwin