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From: "cvs-commit at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug tree-optimization/107053] ones bits is not tracked and popcount
 is not tracked
Date: Wed, 12 Jul 2023 21:16:53 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D107053

--- Comment #4 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The master branch has been updated by Aldy Hernandez <aldyh@gcc.gnu.org>:

https://gcc.gnu.org/g:137fb7077f7711e2e09ee8f82650fe7d93de6a4d

commit r14-2479-g137fb7077f7711e2e09ee8f82650fe7d93de6a4d
Author: Aldy Hernandez <aldyh@redhat.com>
Date:   Fri Jun 30 20:40:02 2023 +0200

    [range-op] Take known set bits into account in popcount [PR107053]

    This patch teaches popcount about known set bits which are now
    available in the irange.

            PR tree-optimization/107053

    gcc/ChangeLog:

            * gimple-range-op.cc (cfn_popcount): Use known set bits.

    gcc/testsuite/ChangeLog:

            * gcc.dg/tree-ssa/pr107053.c: New test.=