diff options
Diffstat (limited to 'src/test/ui/impl-trait/can-return-unconstrained-closure.rs')
| -rw-r--r-- | src/test/ui/impl-trait/can-return-unconstrained-closure.rs | 23 |
1 files changed, 0 insertions, 23 deletions
diff --git a/src/test/ui/impl-trait/can-return-unconstrained-closure.rs b/src/test/ui/impl-trait/can-return-unconstrained-closure.rs deleted file mode 100644 index 7ae1ac4f5..000000000 --- a/src/test/ui/impl-trait/can-return-unconstrained-closure.rs +++ /dev/null @@ -1,23 +0,0 @@ -// Test that we are special casing "outlives" for opaque types. -// -// The return type of a closure is not required to outlive the closure. As such -// the following code would not compile if we used a standard outlives check -// when checking the return type, because the return type of the closure would -// be `&ReEmpty i32`, and we don't allow `ReEmpty` to occur in the concrete -// type used for an opaque type. -// -// However, opaque types are special cased to include check all regions in the -// concrete type against the bound, which forces the return type to be -// `&'static i32` here. - -// build-pass (FIXME(62277): could be check-pass?) - -fn make_identity() -> impl Sized { - |x: &'static i32| x -} - -fn make_identity_static() -> impl Sized + 'static { - |x: &'static i32| x -} - -fn main() {} |