tests/mir-opt/remove_never_const.rs

   1 // skip-filecheck
   2 // This was originally a regression test for #66975 - ensure that we do not generate never typed
   3 // consts in codegen. We also have tests for this that catches the error, see
   4 // tests/ui/consts/const-eval/index-out-of-bounds-never-type.rs.
   5
   6 // Force generation of optimized mir for functions that do not reach codegen.
   7 // compile-flags: --emit mir,link
   8
   9 #![feature(never_type)]
  10
  11 struct PrintName<T>(T);
  12
  13 impl<T> PrintName<T> {
  14     const VOID: ! = panic!();
  15 }
  16
  17 // EMIT_MIR remove_never_const.no_codegen.PreCodegen.after.mir
  18 fn no_codegen<T>() {
  19     let _ = PrintName::<T>::VOID;
  20 }
  21
  22 fn main() {}