[Bug target/110897] RISC-V: Fail to vectorize shift

[pinskia at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110897

--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Does the riscv backend support uint32_t shifting? How about extending and
contracting to/from uint16_t to uint32_t?