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Diffstat (limited to '')
-rw-r--r-- | src/test/ui/regions/regions-close-object-into-object-5.rs | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/src/test/ui/regions/regions-close-object-into-object-5.rs b/src/test/ui/regions/regions-close-object-into-object-5.rs new file mode 100644 index 000000000..d534c3749 --- /dev/null +++ b/src/test/ui/regions/regions-close-object-into-object-5.rs @@ -0,0 +1,25 @@ +#![allow(warnings)] + + +trait A<T> +{ + fn get(&self) -> T { panic!() } +} + +struct B<'a, T: 'a>(&'a (A<T> + 'a)); + +trait X { fn foo(&self) {} } + +impl<'a, T> X for B<'a, T> {} + +fn f<'a, T, U>(v: Box<A<T> + 'static>) -> Box<X + 'static> { + // oh dear! + Box::new(B(&*v)) as Box<dyn X> + //~^ ERROR the parameter type `T` may not live long enough + //~| ERROR the parameter type `T` may not live long enough + //~| ERROR the parameter type `T` may not live long enough + //~| ERROR the parameter type `T` may not live long enough + //~| ERROR cannot return value referencing local data `*v` [E0515] +} + +fn main() {} |