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error[E0091]: type parameter `T` is never used
--> $DIR/E0091.rs:1:10
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LL | type Foo<T> = u32;
| ^ unused type parameter
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= help: consider removing `T` or referring to it in the body of the type alias
= help: if you intended `T` to be a const parameter, use `const T: /* Type */` instead
error[E0091]: type parameter `B` is never used
--> $DIR/E0091.rs:2:14
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LL | type Foo2<A, B> = Box<A>;
| ^ unused type parameter
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= help: consider removing `B` or referring to it in the body of the type alias
= help: if you intended `B` to be a const parameter, use `const B: /* Type */` instead
error: aborting due to 2 previous errors
For more information about this error, try `rustc --explain E0091`.
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