[Bug target/118241] RISC-V ICE: internal compiler error: in int_mode_for_mode, at stor-layout.cc:407 caused by prefetch instructions

[wangpengcheng.pp at bytedance dot com via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118241

--- Comment #2 from Pengcheng Wang <wangpengcheng.pp at bytedance dot com> ---
Created attachment 59999
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=59999&action=edit
The proposed fix patch.