[Bug tree-optimization/128080] [14/15/16/17 Regression] wrong code merging VEC_PERM_EXPRs when the merged indices do not fit the mask element type

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=128080

--- Comment #1 from Igor Shevlyakov <ishevlyakov at gcc dot gnu.org> ---
Created attachment 65917
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=65917&action=edit
pr.c