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Trait predicates for types which have errors may still evaluate to OK leading to downstream ICEs. Now we return a selection error for such types in candidate assembly and thereby prevent such issues
25 lines
766 B
Plaintext
25 lines
766 B
Plaintext
error[E0106]: missing lifetime specifier
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--> $DIR/ice-unsized-struct-const-eval-123154.rs:4:16
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LL | pub data: [&usize]
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| ^ expected named lifetime parameter
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help: consider introducing a named lifetime parameter
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LL ~ struct AA<'a> {
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LL ~ pub data: [&'a usize]
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error[E0308]: mismatched types
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--> $DIR/ice-unsized-struct-const-eval-123154.rs:9:23
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LL | const fn new() -> Self { }
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| --- ^^^^ expected `AA`, found `()`
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| implicitly returns `()` as its body has no tail or `return` expression
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error: aborting due to 2 previous errors
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Some errors have detailed explanations: E0106, E0308.
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For more information about an error, try `rustc --explain E0106`.
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