[Bug target/120427] [13/14/15 Regression] "and $0,mem" is generated without -Oz since r12-6106-gef26c151c14a87

[hjl.tools at gmail dot com via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=120427

--- Comment #12 from H.J. Lu <hjl.tools at gmail dot com> ---
Created attachment 61996
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=61996&action=edit
A patch