[Bug lto/106328] Build doesn't respect -j N flag

[cvs-commit at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106328

--- Comment #6 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The master branch has been updated by Martin Liska <marxin@gcc.gnu.org>:

https://gcc.gnu.org/g:fed766af32ed6cd371016cc24e931131e19b4eb1

commit r13-2012-gfed766af32ed6cd371016cc24e931131e19b4eb1
Author: Martin Liska <mliska@suse.cz>
Date:   Tue Aug 9 13:59:39 2022 +0200

    lto: respect jobserver in parallel WPA streaming

            PR lto/106328

    gcc/ChangeLog:

            * opts-jobserver.h (struct jobserver_info): Add pipefd.
            (jobserver_info::connect): New.
            (jobserver_info::disconnect): Likewise.
            (jobserver_info::get_token): Likewise.
            (jobserver_info::return_token): Likewise.
            * opts-common.cc: Implement the new functions.

    gcc/lto/ChangeLog:

            * lto.cc (wait_for_child): Decrement nruns once a process
            finishes.
            (stream_out_partitions): Use job server if active.
            (do_whole_program_analysis): Likewise.