[Bug target/92499] nios2 backend needs to consider allocated object size, not C object size for gprel optimization

[sandra at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92499

--- Comment #8 from sandra at gcc dot gnu.org ---
Created attachment 47348
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=47348&action=edit
mips output for improved test case, -O2