[Bug rtl-optimization/82524] [7/8 Regression] expensive-optimizations produces wrong results

[ubizjak at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82524

--- Comment #4 from Uroš Bizjak <ubizjak at gmail dot com> ---
Let me analyze this a bit. I suspect that the new patterns trip on some generic
RTL issue.