[Bug tree-optimization/109702] [14 Regression] Wrong code with if and __builtin_bswap and others

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109702

--- Comment #2 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The trunk branch has been updated by Andrew Pinski <pins...@gcc.gnu.org>:

https://gcc.gnu.org/g:8702ab1456eee07d07ac1a8bc005c690cf6dbcf0

commit r14-413-g8702ab1456eee07d07ac1a8bc005c690cf6dbcf0
Author: Andrew Pinski <apin...@marvell.com>
Date:   Tue May 2 11:03:02 2023 -0700

    tree-optimization: [PR109702] MATCH: Fix a ? func(a) : N patterns

    I accidently messed up these patterns so the comparison
    against 0 and the arguments was not matching up when they
    need to be.

    I committed this as obvious after a bootstrap/test on x86_64-linux-gnu

            PR tree-optimization/109702

    gcc/ChangeLog:

            * match.pd: Fix "a != 0 ? FUNC(a) : CST" patterns
            for FUNC of POPCOUNT BSWAP FFS PARITY CLZ and CTZ.

    gcc/testsuite/ChangeLog:

            * gcc.dg/tree-ssa/phi-opt-25b.c: New test.