[Bug target/82533] inefficient code generation for copy loop on falkor

[wilson at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82533

--- Comment #2 from Jim Wilson <wilson at gcc dot gnu.org> ---
Created attachment 42349
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=42349&action=edit
proposed fix