|  | warning: `macro` is experimental | 
|  | --> $DIR/soft-syntax-gates-without-errors.rs:6:1 | 
|  | | | 
|  | LL | macro b() {} | 
|  | | ^^^^^^^^^^^^ | 
|  | | | 
|  | = note: see issue #39412 <https://github.com/rust-lang/rust/issues/39412> for more information | 
|  | = help: add `#![feature(decl_macro)]` to the crate attributes to enable | 
|  | = note: this compiler was built on YYYY-MM-DD; consider upgrading it if it is out of date | 
|  | = warning: unstable syntax can change at any point in the future, causing a hard error! | 
|  | = note: for more information, see issue #65860 <https://github.com/rust-lang/rust/issues/65860> | 
|  |  | 
|  | warning: `macro` is experimental | 
|  | --> $DIR/soft-syntax-gates-without-errors.rs:21:5 | 
|  | | | 
|  | LL |     macro e() {} | 
|  | |     ^^^^^^^^^^^^ | 
|  | | | 
|  | = note: see issue #39412 <https://github.com/rust-lang/rust/issues/39412> for more information | 
|  | = help: add `#![feature(decl_macro)]` to the crate attributes to enable | 
|  | = note: this compiler was built on YYYY-MM-DD; consider upgrading it if it is out of date | 
|  | = warning: unstable syntax can change at any point in the future, causing a hard error! | 
|  | = note: for more information, see issue #65860 <https://github.com/rust-lang/rust/issues/65860> | 
|  |  | 
|  | warning: 2 warnings emitted | 
|  |  |