Re: [PATCH] RISC-V: avlprop: Scale AVL by subreg ratio [PR122445].

[Robin Dapp]

>>>                      const_rtx x = *iter;
>>>                     if (!x)
>>>                      break;
>
> Is this code necessary ?

I thought it shouldn't be necessary before adding it... But without it I'm 
seeing segmentation faults in the Fortran test suite when x is indeed NULL.

-- 
Regards
 Robin