[Bug target/117811] [12/13/14/15 Regression] bad code for conditional right shift with autovec and neon since r12-897-gde56f95afaaa22

[sjames at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=117811

--- Comment #7 from Sam James <sjames at gcc dot gnu.org> ---
Can you convert it into a runtime one (or I'll do it in a bit when I've done
some chores around the house) then I'll try bisect it again?