[Bug tree-optimization/100081] [11 Regression] Compile time hog in irange since r11-4135-ge864d395b4e862ce

[cvs-commit at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100081

--- Comment #13 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The master branch has been updated by Andrew Macleod <amacleod@gcc.gnu.org>:

https://gcc.gnu.org/g:329d2f0df7d6d22c87ab3338b94caef68139cd58

commit r11-8251-g329d2f0df7d6d22c87ab3338b94caef68139cd58
Author: Andrew MacLeod <amacleod@redhat.com>
Date:   Fri Apr 16 17:08:51 2021 -0400

    tree-optimization/100081 - Limit depth of logical expression windback.

    Limit how many logical expressions GORI will look back through when
    evaluating outgoing edge range.

            PR tree-optimization/100081
            * gimple-range-cache.h (ranger_cache): Inherit from gori_compute
            rather than gori_compute_cache.
            * gimple-range-gori.cc (is_gimple_logical_p): Move to top of file.
            (range_def_chain::m_logical_depth): New member.
            (range_def_chain::range_def_chain): Initialize m_logical_depth.
            (range_def_chain::get_def_chain): Don't build defchains through
more
            than LOGICAL_LIMIT logical expressions.
            * params.opt (param_ranger_logical_depth): New.