error: argument to `static_text` must be a string literal: `#[static_text("...")]`
 --> tests/ui/static_text/non_string_expr.rs:7:7
  |
7 |     #[static_text(foo + 3)]
  |       ^^^^^^^^^^^^^^^^^^^^

error: expected string literal
 --> tests/ui/static_text/non_string_expr.rs:7:19
  |
7 |     #[static_text(foo + 3)]
  |                   ^^^