[PATCH] RISC-V: Fix register class subset checks for CLASS_MAX_NREGS

[Maciej W. Rozycki]

On Wed, 3 Nov 2021, Kito Cheng wrote:

> LGTM, My first impression of this patch is also confusing about the
> ordering of arguments for reg_class_subset_p, but after I double
> checked that with gdb and read the comment above the
> reg_class_subset_p, I think this change is right.

 Applied now, thanks for your review.

  Maciej