error[E0658]: `macro` is experimental (see issue #39412) | |
--> $DIR/feature-gate-decl_macro.rs:13:1 | |
| | |
LL | macro m() {} //~ ERROR `macro` is experimental (see issue #39412) | |
| ^^^^^^^^^^^^ | |
| | |
= help: add #![feature(decl_macro)] to the crate attributes to enable | |
error: aborting due to previous error | |
For more information about this error, try `rustc --explain E0658`. |