error: top-level or-patterns are not allowed in `let` bindings --> $DIR/nested-undelimited-precedence.rs:19:9 | LL | let b @ A | B: E = A; | ^^^^^^^^^ help: wrap the pattern in parentheses: `(b @ A | B)` error: top-level or-patterns are not allowed in `let` bindings --> $DIR/nested-undelimited-precedence.rs:34:9 | LL | let &A(_) | B(_): F = A(3); | ^^^^^^^^^^^^ help: wrap the pattern in parentheses: `(&A(_) | B(_))` error: top-level or-patterns are not allowed in `let` bindings --> $DIR/nested-undelimited-precedence.rs:36:9 | LL | let &&A(_) | B(_): F = A(3); | ^^^^^^^^^^^^^ help: wrap the pattern in parentheses: `(&&A(_) | B(_))` error: top-level or-patterns are not allowed in `let` bindings --> $DIR/nested-undelimited-precedence.rs:38:9 | LL | let &mut A(_) | B(_): F = A(3); | ^^^^^^^^^^^^^^^^ help: wrap the pattern in parentheses: `(&mut A(_) | B(_))` error: top-level or-patterns are not allowed in `let` bindings --> $DIR/nested-undelimited-precedence.rs:40:9 | LL | let &&mut A(_) | B(_): F = A(3); | ^^^^^^^^^^^^^^^^^ help: wrap the pattern in parentheses: `(&&mut A(_) | B(_))` error[E0408]: variable `b` is not bound in all patterns --> $DIR/nested-undelimited-precedence.rs:19:17 | LL | let b @ A | B: E = A; | - ^ pattern doesn't bind `b` | | | variable not in all patterns error[E0308]: mismatched types --> $DIR/nested-undelimited-precedence.rs:34:9 | LL | let &A(_) | B(_): F = A(3); | ^^^^^ - expected due to this | | | expected enum `F`, found reference | = note: expected enum `F` found reference `&_` error[E0308]: mismatched types --> $DIR/nested-undelimited-precedence.rs:36:9 | LL | let &&A(_) | B(_): F = A(3); | ^^^^^^ - expected due to this | | | expected enum `F`, found reference | = note: expected enum `F` found reference `&_` error[E0308]: mismatched types --> $DIR/nested-undelimited-precedence.rs:38:9 | LL | let &mut A(_) | B(_): F = A(3); | ^^^^^^^^^ - expected due to this | | | expected enum `F`, found `&mut _` | = note: expected enum `F` found mutable reference `&mut _` error[E0308]: mismatched types --> $DIR/nested-undelimited-precedence.rs:40:9 | LL | let &&mut A(_) | B(_): F = A(3); | ^^^^^^^^^^ - expected due to this | | | expected enum `F`, found reference | = note: expected enum `F` found reference `&_` error: aborting due to 10 previous errors Some errors have detailed explanations: E0308, E0408. For more information about an error, try `rustc --explain E0308`.