tests/ui/parser/macro/expr-in-attribute.stderr - external/github.com/rust-lang/rust - Git at Google

 error: expected a literal (`1u8`, `1.0f32`, `"string"`, etc.) here, found expression
   --> $DIR/expr-in-attribute.rs:4:21
    |
 LL | #[deprecated(note = a!=b)]
    |                     ^^^^ expressions are not allowed here

 error: aborting due to 1 previous error
	error: expected a literal (`1u8`, `1.0f32`, `"string"`, etc.) here, found expression
	--> $DIR/expr-in-attribute.rs:4:21
	\|
	LL \| #[deprecated(note = a!=b)]
	\| ^^^^ expressions are not allowed here

	error: aborting due to 1 previous error