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error[E0229]: associated type bindings are not allowed here
--> $DIR/issue-84768.rs:7:11
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LL | <F as FnOnce(&mut u8)>::call_once(f, 1)
| ^^^^^^^^^^^^^^^ associated type not allowed here
error[E0308]: mismatched types
--> $DIR/issue-84768.rs:7:42
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LL | <F as FnOnce(&mut u8)>::call_once(f, 1)
| --------------------------------- ^ expected tuple, found integer
| |
| arguments to this function are incorrect
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= note: expected tuple `(&mut u8,)`
found type `{integer}`
help: the return type of this call is `{integer}` due to the type of the argument passed
--> $DIR/issue-84768.rs:7:5
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LL | <F as FnOnce(&mut u8)>::call_once(f, 1)
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^-^
| |
| this argument influences the return type of `FnOnce`
note: associated function defined here
--> $SRC_DIR/core/src/ops/function.rs:LL:COL
error: aborting due to 2 previous errors
Some errors have detailed explanations: E0229, E0308.
For more information about an error, try `rustc --explain E0229`.
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