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Diffstat (limited to '')
-rw-r--r-- | src/test/ui/associated-types/issue-55846.rs | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/src/test/ui/associated-types/issue-55846.rs b/src/test/ui/associated-types/issue-55846.rs new file mode 100644 index 000000000..bd7667523 --- /dev/null +++ b/src/test/ui/associated-types/issue-55846.rs @@ -0,0 +1,39 @@ +// run-pass + +// Regression test for #55846, which once caused an ICE. + +use std::marker::PhantomData; + +struct Foo; + +struct Bar<A> { + a: PhantomData<A>, +} + +impl Fooifier for Foo { + type Assoc = Foo; +} + +trait Fooifier { + type Assoc; +} + +trait Barifier<H> { + fn barify(); +} + +impl<H> Barifier<H> for Bar<H> { + fn barify() { + println!("All correct!"); + } +} + +impl Bar<<Foo as Fooifier>::Assoc> { + fn this_shouldnt_crash() { + <Self as Barifier<<Foo as Fooifier>::Assoc>>::barify(); + } +} + +fn main() { + Bar::<Foo>::this_shouldnt_crash(); +} |