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We lost the following comment during refactorings: The current code for niche-filling relies on variant indices instead of actual discriminants, so enums with explicit discriminants (RFC 2363) would misbehave.
24 lines
772 B
Plaintext
24 lines
772 B
Plaintext
error[E0732]: `#[repr(inttype)]` must be specified for enums with explicit discriminants and non-unit variants
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--> $DIR/arbitrary_enum_discriminant-no-repr.rs:5:1
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LL | enum Enum {
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| ^^^^^^^^^
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LL |
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LL | Unit = 1,
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| - explicit discriminant specified here
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LL | Tuple(),
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| ----- non-unit discriminant declared here
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error[E0732]: `#[repr(inttype)]` must be specified for enums with explicit discriminants and non-unit variants
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--> $DIR/arbitrary_enum_discriminant-no-repr.rs:14:1
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LL | enum Enum2 {
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| ^^^^^^^^^^
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LL |
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LL | Tuple() = 2,
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| - explicit discriminant on non-unit variant specified here
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error: aborting due to 2 previous errors
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For more information about this error, try `rustc --explain E0732`.
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