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error[E0381]: partially assigned binding `s` isn't fully initialized
--> $DIR/borrowck-union-uninitialized.rs:13:9
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LL | let mut s: S;
| ----- binding declared here but left uninitialized
LL | let mut u: U;
LL | s.a = 0;
| ^^^^^^^ `s` partially assigned here but it isn't fully initialized
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= help: partial initialization isn't supported, fully initialize the binding with a default value and mutate it, or use `std::mem::MaybeUninit`
error[E0381]: partially assigned binding `u` isn't fully initialized
--> $DIR/borrowck-union-uninitialized.rs:14:9
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LL | let mut u: U;
| ----- binding declared here but left uninitialized
LL | s.a = 0;
LL | u.a = 0;
| ^^^^^^^ `u` partially assigned here but it isn't fully initialized
|
= help: partial initialization isn't supported, fully initialize the binding with a default value and mutate it, or use `std::mem::MaybeUninit`
error: aborting due to 2 previous errors
For more information about this error, try `rustc --explain E0381`.
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