On 20 Aug 2019, at 23:02, Mark Millard <mark...@yahoo.com> wrote: > >> Author: dim >> Date: Tue Aug 20 17:39:32 2019 >> New Revision: 351253 >> URL: >> https://svnweb.freebsd.org/changeset/base/351253 >> >> >> Log: >> Pull in r368867 from upstream libc++ trunk (by Marshall Clow): >> >> Rework recursive_timed_mutex so that it uses __thread_id instead of >> using the lower-level __libcpp_thread_id. This is prep for fixing >> PR42918. Reviewed as >> https://reviews.llvm.org/D65895 >> >> >> Pull in r368916 from upstream libc++ trunk (by Marshall Clow): >> >> Fix thread comparison by making sure we never pass our special 'not a >> thread' value to the underlying implementation. Fixes PR#42918. > > FYI: llvm's -r368916 has a successor fix: -r329399 tied to: > > https:://reviews.llvm.org/D66480 > > that is summarized with: > > QUOTE > In fixing https://bugs.llvm.org/show_bug.cgi?id=42918 (r368916), I broke > external threading support. > This should fix that > END QUOTE
Yes, I saw that, but as far as I know, we do not use any form of external threading. At some point we will import this with a wholesale update. -Dimitry
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