rust/tests/ui/rfcs/rfc-2632-const-trait-impl/const-closure-trait-method-fail.stderr
2023-08-02 15:38:00 +00:00

16 lines
627 B
Plaintext

error[E0015]: cannot call non-const closure in constant functions
--> $DIR/const-closure-trait-method-fail.rs:15:5
|
LL | x(())
| ^^^^^
|
= note: calls in constant functions are limited to constant functions, tuple structs and tuple variants
help: consider further restricting this bound
|
LL | const fn need_const_closure<T: ~const FnOnce(()) -> i32 + ~const std::ops::FnOnce<((),)>>(x: T) -> i32 {
| ++++++++++++++++++++++++++++++++
error: aborting due to previous error
For more information about this error, try `rustc --explain E0015`.