rust/tests/ui/trait-bounds/ice-unsized-tuple-const-issue-121443.stderr
Gurinder Singh ace436743f Check that return type is WF in typeck
Without it non-WF types could pass typeck and then
later fail in MIR/const eval
2024-03-06 16:51:17 +05:30

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error[E0425]: cannot find value `some_fn` in this scope
--> $DIR/ice-unsized-tuple-const-issue-121443.rs:8:18
|
LL | const TEST: Fn = some_fn;
| ^^^^^^^ not found in this scope
error[E0277]: the size for values of type `(dyn FnOnce() -> u8 + 'static)` cannot be known at compilation time
--> $DIR/ice-unsized-tuple-const-issue-121443.rs:8:13
|
LL | const TEST: Fn = some_fn;
| ^^ doesn't have a size known at compile-time
|
= help: the trait `Sized` is not implemented for `(dyn FnOnce() -> u8 + 'static)`
error[E0277]: the size for values of type `(dyn FnOnce() -> u8 + 'static)` cannot be known at compilation time
--> $DIR/ice-unsized-tuple-const-issue-121443.rs:8:18
|
LL | const TEST: Fn = some_fn;
| ^^^^^^^ doesn't have a size known at compile-time
|
= help: the trait `Sized` is not implemented for `(dyn FnOnce() -> u8 + 'static)`
= note: constant expressions must have a statically known size
error[E0277]: the size for values of type `(dyn FnOnce() -> u8 + 'static)` cannot be known at compilation time
--> $DIR/ice-unsized-tuple-const-issue-121443.rs:12:14
|
LL | const TEST2: (Fn, u8) = (TEST, 0);
| ^^^^^^^^ doesn't have a size known at compile-time
|
= help: the trait `Sized` is not implemented for `(dyn FnOnce() -> u8 + 'static)`
= note: only the last element of a tuple may have a dynamically sized type
error[E0277]: the size for values of type `(dyn FnOnce() -> u8 + 'static)` cannot be known at compilation time
--> $DIR/ice-unsized-tuple-const-issue-121443.rs:12:25
|
LL | const TEST2: (Fn, u8) = (TEST, 0);
| ^^^^^^^^^ doesn't have a size known at compile-time
|
= help: the trait `Sized` is not implemented for `(dyn FnOnce() -> u8 + 'static)`
= note: only the last element of a tuple may have a dynamically sized type
error: aborting due to 5 previous errors
Some errors have detailed explanations: E0277, E0425.
For more information about an error, try `rustc --explain E0277`.