[Bug rtl-optimization/123121] wrong code at -O3 with "-fno-ipa-cp -fschedule-insns" on x86_64-linux-gnu

[mikpelinux at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=123121

--- Comment #3 from Mikael Pettersson <mikpelinux at gmail dot com> ---
Initially regressed by r12-6924-gc2b610e7c6c89f:

c2b610e7c6c89fd422c5c31f01023bcddf3cf4a5 is the first new commit
commit c2b610e7c6c89fd422c5c31f01023bcddf3cf4a5
Author: Zhao Wei Liew <zhaoweiliew@gmail.com>
Date:   Fri Jan 28 13:36:39 2022 -0500

    match.pd: Simplify 1 / X for integer X [PR95424]

I'll note that the test case does exactly that on line 39.