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Diffstat (limited to '')
-rw-r--r-- | src/test/ui/issues/issue-26262.rs | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/src/test/ui/issues/issue-26262.rs b/src/test/ui/issues/issue-26262.rs new file mode 100644 index 000000000..41135db91 --- /dev/null +++ b/src/test/ui/issues/issue-26262.rs @@ -0,0 +1,22 @@ +// Check that projections don't count as constraining type parameters. + +struct S<T>(T); + +trait Tr { type Assoc; fn test(); } + +impl<T: Tr> S<T::Assoc> { +//~^ ERROR the type parameter `T` is not constrained + fn foo(self, _: T) { + T::test(); + } +} + +trait Trait1<T> { type Bar; } +trait Trait2<'x> { type Foo; } + +impl<'a,T: Trait2<'a>> Trait1<<T as Trait2<'a>>::Foo> for T { +//~^ ERROR the lifetime parameter `'a` is not constrained + type Bar = &'a (); +} + +fn main() {} |