[Bug c/111970] [tree-optimization] SLP for non-IFN gathers result in RISC-V test failure on gather

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111970

--- Comment #1 from Li Pan <pan2.li at intel dot com> ---
Created attachment 56198
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=56198&action=edit
Without this commit