[Bug target/87031] nios2 optimization for size - two cases of regression relatively to 5.3.0

[already5chosen at yahoo dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87031

--- Comment #1 from Michael_S <already5chosen at yahoo dot com> ---
Created attachment 44564
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=44564&action=edit
second case - loop unrolled