src/test/rustdoc-ui/const-evalutation-ice.stderr

   1 error[E0080]: evaluation of constant value failed
   2   --> $DIR/const-evalutation-ice.rs:10:22
   3    |
   4 LL | pub const N: usize = 0 - (mem::size_of::<S>() != 400) as usize;
   5    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ attempt to compute `0_usize - 1_usize`, which would overflow
   6
   7 error: aborting due to previous error
   8
   9 For more information about this error, try `rustc --explain E0080`.