[Bug rtl-optimization/98863] WRF with LTO consumes a lot of memory in REE, CPROP, PRE and LRA passes

[cvs-commit at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98863

--- Comment #29 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The master branch has been updated by Richard Biener <rgue...@gcc.gnu.org>:

https://gcc.gnu.org/g:a7f52181a6a16bb6d216ff41d9c6a9da95c19b5c

commit r11-6981-ga7f52181a6a16bb6d216ff41d9c6a9da95c19b5c
Author: Richard Biener <rguent...@suse.de>
Date:   Fri Jan 29 16:02:36 2021 +0100

    rtl-optimization/98863 - tame i386 specific RPAD pass

    This removes analyzing DF with expensive problems which we do not
    use at all and which somehow cause 5GB of memory to leak.  Instead
    just do a defered rescan of added insns.

    2021-01-29  Richard Biener  <rguent...@suse.de>

            PR rtl-optimization/98863
            * config/i386/i386-features.c (remove_partial_avx_dependency):
            Do not perform DF analysis.
            (pass_data_remove_partial_avx_dependency): Remove
            TODO_df_finish.