[Bug tree-optimization/83072] Late VRP optimization

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83072

--- Comment #7 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The master branch has been updated by Andrew Macleod <amacl...@gcc.gnu.org>:

https://gcc.gnu.org/g:a5f9c27bfc4417224e332392bb81a2d733b2b5bf

commit r11-5105-ga5f9c27bfc4417224e332392bb81a2d733b2b5bf
Author: Andrew MacLeod <amacl...@redhat.com>
Date:   Tue Nov 17 10:04:38 2020 -0500

    IOR with nonzero, range cannot contain 0.

    Remove zero from IOR ranges with non-zero masks.

            gcc/
            PR tree-optimization/83072
            * range-op.cc (wi_optimize_and_or): Remove zero from IOR range when
            mask is non-zero.
            gcc/testsuite/
            * gcc.dg/pr83072.c: New.