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error[E0302]: cannot assign in a pattern guard
--> $DIR/borrowck-mutate-in-guard.rs:20:25
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LL | Enum::A(_) if { x = Enum::B(false); false } => 1,
| ^^^^^^^^^^^^^^^^^^ assignment in pattern guard
error[E0301]: cannot mutably borrow in a pattern guard
--> $DIR/borrowck-mutate-in-guard.rs:22:38
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LL | Enum::A(_) if { let y = &mut x; *y = Enum::B(false); false } => 1,
| ^ borrowed mutably in pattern guard
error[E0302]: cannot assign in a pattern guard
--> $DIR/borrowck-mutate-in-guard.rs:22:41
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LL | Enum::A(_) if { let y = &mut x; *y = Enum::B(false); false } => 1,
| ^^^^^^^^^^^^^^^^^^^ assignment in pattern guard
error: aborting due to 3 previous errors
Some errors occurred: E0301, E0302.
For more information about an error, try `rustc --explain E0301`.
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