[Bug target/71281] ICE on gcc trunk on knl, wsm, ivb and bdw targets (tree-ssa-reassoc)

[anton.mitrokhin at phystech dot edu]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71281

--- Comment #2 from Anton Mitrokhin <anton.mitrokhin at phystech dot edu> ---
Created attachment 38571
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=38571&action=edit
Small reproducer