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Diffstat (limited to 'src/test/ui/variance/variance-object-types.rs')
-rw-r--r-- | src/test/ui/variance/variance-object-types.rs | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/src/test/ui/variance/variance-object-types.rs b/src/test/ui/variance/variance-object-types.rs new file mode 100644 index 000000000..6ded24cd1 --- /dev/null +++ b/src/test/ui/variance/variance-object-types.rs @@ -0,0 +1,12 @@ +#![feature(rustc_attrs)] + + +// For better or worse, associated types are invariant, and hence we +// get an invariant result for `'a`. +#[rustc_variance] +struct Foo<'a> { //~ ERROR [o] + x: Box<dyn Fn(i32) -> &'a i32 + 'static> +} + +fn main() { +} |