[Bug target/116655] RISC-V: ICE with -mrvv-max-lmul=dynamic in compute_nregs_for_mode

[pan2.li at intel dot com via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116655

--- Comment #5 from Li Pan <pan2.li at intel dot com> ---
(In reply to Robin Dapp from comment #4)
> Fixed.

Thanks Robin, this also fixed the spec17 build failures as below for dynamic.

Build errors for intrate: 502.gcc_r(base; CE), 525.x264_r(base; CE),
557.xz_r(base; CE)