error: user-defined macros may not be named `macro_rules` | |
--> $DIR/user-defined-macro-rules.rs:13:1 | |
| | |
LL | macro_rules! macro_rules { () => {} } //~ ERROR user-defined macros may not be named `macro_rules` | |
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ | |
error: aborting due to previous error | |