error: no rules expected the token `const` --> $DIR/expr_2021_inline_const.rs:21:12 | LL | macro_rules! m2021 { | ------------------ when calling this macro ... LL | m2021!(const { 1 }); | ^^^^^ no rules expected this token in macro call | note: while trying to match meta-variable `$e:expr_2021` --> $DIR/expr_2021_inline_const.rs:10:6 | LL | ($e:expr_2021) => { | ^^^^^^^^^^^^ error: no rules expected the token `const` --> $DIR/expr_2021_inline_const.rs:22:12 | LL | macro_rules! m2024 { | ------------------ when calling this macro ... LL | m2024!(const { 1 }); | ^^^^^ no rules expected this token in macro call | note: while trying to match meta-variable `$e:expr` --> $DIR/expr_2021_inline_const.rs:16:6 | LL | ($e:expr) => { | ^^^^^^^ error: aborting due to 2 previous errors