[Bug tree-optimization/127379] [17 Regression][GCN] ICE 'invalid vector types in nop conversion' since r17-4207-g56c81c325cccf4

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=127379

--- Comment #4 from Drea Pinski <pinskia at gcc dot gnu.org> ---
Created attachment 65584
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=65584&action=edit
Better formated testcase