30 lines
747 B
Rust
30 lines
747 B
Rust
//@ revisions: current next
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//@[next] compile-flags: -Znext-solver
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//@[next] failure-status: 101
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//@[next] known-bug: unknown
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//@[next] normalize-stderr-test "note: .*\n\n" -> ""
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//@[next] normalize-stderr-test "thread 'rustc' panicked.*\n.*\n" -> ""
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//@[next] normalize-stderr-test "(error: internal compiler error: [^:]+):\d+:\d+: " -> "$1:LL:CC: "
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//@[next] normalize-stderr-test "delayed at .*" -> ""
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//@[next] rustc-env:RUST_BACKTRACE=0
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#![feature(trait_upcasting, type_alias_impl_trait)]
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trait Super {
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type Assoc;
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}
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trait Sub: Super {}
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impl<T: ?Sized> Super for T {
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type Assoc = i32;
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}
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type Foo = impl Sized;
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fn illegal(x: &dyn Sub<Assoc = Foo>) -> &dyn Super<Assoc = i32> {
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x //[current]~ mismatched types
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}
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fn main() {}
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