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warning: denote infinite loops with `loop { ... }`
--> $DIR/issue-52443.rs:6:11
|
LL | [(); {while true {break}; 0}];
| ^^^^^^^^^^ help: use `loop`
|
= note: `#[warn(while_true)]` on by default
error[E0658]: `for` is not allowed in a `const`
--> $DIR/issue-52443.rs:9:12
|
LL | [(); { for _ in 0usize.. {}; 0}];
| ^^^^^^^^^^^^^^^^^^^^
|
= note: see issue #87575 <https://github.com/rust-lang/rust/issues/87575> for more information
= help: add `#![feature(const_for)]` to the crate attributes to enable
error[E0308]: mismatched types
--> $DIR/issue-52443.rs:2:10
|
LL | [(); & { loop { continue } } ];
| ^^^^^^^^^^^^^^^^^^^^^^^ expected `usize`, found `&_`
|
= note: expected type `usize`
found reference `&_`
help: consider removing the borrow
|
LL - [(); & { loop { continue } } ];
LL + [(); { loop { continue } } ];
|
error[E0308]: mismatched types
--> $DIR/issue-52443.rs:4:17
|
LL | [(); loop { break }];
| ^^^^^
| |
| expected `usize`, found `()`
| help: give it a value of the expected type: `break 42`
error[E0015]: cannot convert `RangeFrom<usize>` into an iterator in constants
--> $DIR/issue-52443.rs:9:21
|
LL | [(); { for _ in 0usize.. {}; 0}];
| ^^^^^^^^
|
note: impl defined here, but it is not `const`
--> $SRC_DIR/core/src/iter/traits/collect.rs:LL:COL
= note: calls in constants are limited to constant functions, tuple structs and tuple variants
= help: add `#![feature(const_trait_impl)]` to the crate attributes to enable
error[E0658]: mutable references are not allowed in constants
--> $DIR/issue-52443.rs:9:21
|
LL | [(); { for _ in 0usize.. {}; 0}];
| ^^^^^^^^
|
= note: see issue #57349 <https://github.com/rust-lang/rust/issues/57349> for more information
= help: add `#![feature(const_mut_refs)]` to the crate attributes to enable
error[E0015]: cannot call non-const fn `<RangeFrom<usize> as Iterator>::next` in constants
--> $DIR/issue-52443.rs:9:21
|
LL | [(); { for _ in 0usize.. {}; 0}];
| ^^^^^^^^
|
= note: calls in constants are limited to constant functions, tuple structs and tuple variants
= help: add `#![feature(const_trait_impl)]` to the crate attributes to enable
error: aborting due to 6 previous errors; 1 warning emitted
Some errors have detailed explanations: E0015, E0308, E0658.
For more information about an error, try `rustc --explain E0015`.
|
