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b3a47d9b6b
This commit desugars the drop and replace deriving from an assignment at MIR build, avoiding the construction of the DropAndReplace terminator (which will be removed in a followign PR) In order to retain the same error messages for replaces a new DesugaringKind::Replace variant is introduced.
36 lines
1.0 KiB
Plaintext
36 lines
1.0 KiB
Plaintext
error[E0384]: cannot assign twice to immutable variable `b`
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--> $DIR/issue-45199.rs:6:5
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LL | let b: Box<isize>;
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| - help: consider making this binding mutable: `mut b`
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...
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LL | b = Box::new(1);
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| - first assignment to `b`
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LL | b = Box::new(2);
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| ^ cannot assign twice to immutable variable
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error[E0384]: cannot assign twice to immutable variable `b`
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--> $DIR/issue-45199.rs:15:5
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LL | let b = Box::new(1);
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| -
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| first assignment to `b`
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| help: consider making this binding mutable: `mut b`
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...
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LL | b = Box::new(2);
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| ^ cannot assign twice to immutable variable
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error[E0384]: cannot assign to immutable argument `b`
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--> $DIR/issue-45199.rs:22:5
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LL | fn test_args(b: Box<i32>) {
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| - help: consider making this binding mutable: `mut b`
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LL |
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LL | b = Box::new(2);
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| ^ cannot assign to immutable argument
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error: aborting due to 3 previous errors
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For more information about this error, try `rustc --explain E0384`.
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