error: invalid width `7` for integer literal
  --> $DIR/unicode_2.rs:2:25
   |
LL |     let _ = ("a̐éö̲", 0u7);
   |                     ^^^
   |
   = help: valid widths are 8, 16, 32, 64 and 128

error: invalid width `42` for integer literal
  --> $DIR/unicode_2.rs:3:20
   |
LL |     let _ = ("아あ", 1i42);
   |                      ^^^^
   |
   = help: valid widths are 8, 16, 32, 64 and 128

error[E0425]: cannot find value `a̐é` in this scope
  --> $DIR/unicode_2.rs:4:13
   |
LL |     let _ = a̐é;
   |             ^^ not found in this scope

error: aborting due to 3 previous errors

For more information about this error, try `rustc --explain E0425`.