error: macro expansion ignores token `;` and any following --> $DIR/macro-context.rs:3:15 | LL | () => ( i ; typeof ); | ^ ... LL | let a: m!(); | ---- caused by the macro expansion here | = note: the usage of `m!` is likely invalid in type context error: macro expansion ignores token `typeof` and any following --> $DIR/macro-context.rs:3:17 | LL | () => ( i ; typeof ); | ^^^^^^ ... LL | let i = m!(); | ---- caused by the macro expansion here | = note: the usage of `m!` is likely invalid in expression context error: macro expansion ignores token `;` and any following --> $DIR/macro-context.rs:3:15 | LL | () => ( i ; typeof ); | ^ ... LL | m!() => {} | ---- caused by the macro expansion here | = note: the usage of `m!` is likely invalid in pattern context error: expected expression, found reserved keyword `typeof` --> $DIR/macro-context.rs:3:17 | LL | () => ( i ; typeof ); | ^^^^^^ expected expression ... LL | m!(); | ---- in this macro invocation | = note: this error originates in the macro `m` (in Nightly builds, run with -Z macro-backtrace for more info) error[E0412]: cannot find type `i` in this scope --> $DIR/macro-context.rs:3:13 | LL | () => ( i ; typeof ); | ^ help: a builtin type with a similar name exists: `i8` ... LL | let a: m!(); | ---- in this macro invocation | = note: this error originates in the macro `m` (in Nightly builds, run with -Z macro-backtrace for more info) error[E0425]: cannot find value `i` in this scope --> $DIR/macro-context.rs:3:13 | LL | () => ( i ; typeof ); | ^ not found in this scope ... LL | let i = m!(); | ---- in this macro invocation | = note: this error originates in the macro `m` (in Nightly builds, run with -Z macro-backtrace for more info) warning: trailing semicolon in macro used in expression position --> $DIR/macro-context.rs:3:15 | LL | () => ( i ; typeof ); | ^ ... LL | let i = m!(); | ---- in this macro invocation | = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! = note: for more information, see issue #79813 = note: `#[warn(semicolon_in_expressions_from_macros)]` on by default = note: this warning originates in the macro `m` (in Nightly builds, run with -Z macro-backtrace for more info) error: aborting due to 6 previous errors; 1 warning emitted Some errors have detailed explanations: E0412, E0425. For more information about an error, try `rustc --explain E0412`.