error[E0161]: cannot move a value of type str: the size of str cannot be statically determined
  --> $DIR/issue-67947.rs:2:13
   |
LL |     A: [(); { *"" }.len()],
   |             ^^^^^^^

error[E0507]: cannot move out of a shared reference
  --> $DIR/issue-67947.rs:2:15
   |
LL |     A: [(); { *"" }.len()],
   |               ^^^ move occurs because value has type `str`, which does not implement the `Copy` trait

error: aborting due to 2 previous errors

Some errors have detailed explanations: E0161, E0507.
For more information about an error, try `rustc --explain E0161`.