[Bug tree-optimization/92924] [10 regression] reproducible indirect call profile merging causes 80% slowdown in Firefox pref-reftest-singletons id-getter microbenchmarks

cvs-commit at gcc dot gnu.org gcc-bugzilla@gcc.gnu.org
Wed Jan 22 12:41:00 GMT 2020


https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92924

--- Comment #9 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:7491c17fe01d8cf116f645532d46120029b26408

commit r10-6145-g7491c17fe01d8cf116f645532d46120029b26408
Author: Martin Liska <mliska@suse.cz>
Date:   Wed Jan 22 13:40:12 2020 +0100

    Fix TOP N counter update.

        PR tree-optimization/92924
        * libgcov-profiler.c (__gcov_topn_values_profiler_body): First
        try to find an existing value, then find an empty slot
        if not found.


More information about the Gcc-bugs mailing list