27 lines
1.1 KiB
Plaintext
27 lines
1.1 KiB
Plaintext
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error[E0502]: cannot borrow `t0` as mutable because `*t0` is also borrowed as immutable
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--> $DIR/borrowck-mut-borrow-of-mut-base-ptr.rs:19:23
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LL | let p: &isize = &*t0; // Freezes `*t0`
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| --- immutable borrow occurs here
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LL | let mut t2 = &mut t0; //~ ERROR cannot borrow `t0`
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| ^^ mutable borrow occurs here
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LL | **t2 += 1; // Mutates `*t0`
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LL | }
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| - immutable borrow ends here
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error[E0499]: cannot borrow `t0` as mutable more than once at a time
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--> $DIR/borrowck-mut-borrow-of-mut-base-ptr.rs:26:23
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LL | let p: &mut isize = &mut *t0; // Claims `*t0`
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| --- first mutable borrow occurs here
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LL | let mut t2 = &mut t0; //~ ERROR cannot borrow `t0`
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| ^^ second mutable borrow occurs here
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LL | **t2 += 1; // Mutates `*t0` but not through `*p`
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LL | }
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| - first borrow ends here
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error: aborting due to 2 previous errors
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Some errors occurred: E0499, E0502.
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For more information about an error, try `rustc --explain E0499`.
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