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34 lines
1.0 KiB
Rust
34 lines
1.0 KiB
Rust
#![feature(inline_const)]
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struct S<'a>(&'a u8);
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fn foo() {}
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// Paren generic args in AnonConst
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fn a() -> [u8; foo::()] {
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//~^ ERROR parenthesized type parameters may only be used with a `Fn` trait
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//~| ERROR mismatched types
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panic!()
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}
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// Paren generic args in ConstGeneric
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fn b<const C: u8()>() {}
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//~^ ERROR parenthesized type parameters may only be used with a `Fn` trait
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// Paren generic args in AnonymousReportError
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fn c<T = u8()>() {}
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//~^ ERROR parenthesized type parameters may only be used with a `Fn` trait
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//~| ERROR defaults for type parameters are only allowed in
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//~| WARN this was previously accepted
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// Elided lifetime in path in ConstGeneric
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fn d<const C: S>() {}
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//~^ ERROR missing lifetime specifier
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//~| ERROR `S<'_>` is forbidden as the type of a const generic parameter
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trait Foo<'a> {}
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struct Bar<const N: &'a (dyn for<'a> Foo<'a>)>;
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//~^ ERROR the type of const parameters must not depend on other generic parameters
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//~| ERROR `&dyn for<'a> Foo<'a>` is forbidden as the type of a const generic parameter
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fn main() {}
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