| #![deny(meta_variable_misuse)] | |
| macro_rules! foo { | |
| () => {}; | |
| ($( $i:ident = $($j:ident),+ );*) => { $( $( $i = $k; )+ )* }; | |
| //~^ ERROR unknown macro variable | |
| } | |
| macro_rules! bar { | |
| () => {}; | |
| (test) => { | |
| macro_rules! nested { | |
| () => {}; | |
| ($( $i:ident = $($j:ident),+ );*) => { $( $( $i = $k; )+ )* }; | |
| //~^ ERROR unknown macro variable | |
| } | |
| }; | |
| ( $( $i:ident = $($j:ident),+ );* ) => { | |
| $(macro_rules! $i { | |
| () => { $( $i = $k)+ }; //~ ERROR unknown macro variable | |
| })* | |
| }; | |
| } | |
| fn main() { | |
| foo!(); | |
| bar!(); | |
| } |