error[E0599]: no method named `foo` found for type `i32` in the current scope --> $DIR/issue-25385.rs:13:23 | LL | ($e:expr) => { $e.foo() } | ^^^ ... LL | foo!(a); | -------- in this macro invocation error[E0599]: no method named `foo` found for type `i32` in the current scope --> $DIR/issue-25385.rs:21:15 | LL | foo!(1i32.foo()); | ^^^ error: aborting due to 2 previous errors For more information about this error, try `rustc --explain E0599`.