38 lines
1.1 KiB
Text
38 lines
1.1 KiB
Text
error: tail calls can only be performed with function definitions or pointers
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--> $DIR/callee_is_ref.rs:8:12
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LL | become (&f)()
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| ^^^^^^
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= note: callee has type `&fn() {f}`
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help: consider dereferencing the expression to get a function definition
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LL | become (*(&f))()
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| ++ +
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error: tail calls can only be performed with function definitions or pointers
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--> $DIR/callee_is_ref.rs:14:16
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LL | become fun();
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| ^^^^^
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= note: callee has type `&fn()`
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help: consider dereferencing the expression to get a function pointer
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LL | become (*fun)();
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| ++ +
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error: tail calls can only be performed with function definitions or pointers
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--> $DIR/callee_is_ref.rs:19:12
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LL | become Box::new(&mut &f)();
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| ^^^^^^^^^^^^^^^^^^^
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= note: callee has type `Box<&mut &fn() {f}>`
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help: consider dereferencing the expression to get a function definition
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LL | become (***Box::new(&mut &f))();
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| ++++ +
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error: aborting due to 3 previous errors
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