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Diffstat (limited to '')
-rw-r--r-- | tests/ui/impl-trait/alias-liveness/rpit-hidden-erased-unsoundness.stderr | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/tests/ui/impl-trait/alias-liveness/rpit-hidden-erased-unsoundness.stderr b/tests/ui/impl-trait/alias-liveness/rpit-hidden-erased-unsoundness.stderr new file mode 100644 index 000000000..168a5aa18 --- /dev/null +++ b/tests/ui/impl-trait/alias-liveness/rpit-hidden-erased-unsoundness.stderr @@ -0,0 +1,18 @@ +error[E0700]: hidden type for `impl Sized + 'a` captures lifetime that does not appear in bounds + --> $DIR/rpit-hidden-erased-unsoundness.rs:16:5 + | +LL | fn step2<'a, 'b: 'a>() -> impl Sized + 'a { + | -- --------------- opaque type defined here + | | + | hidden type `impl Captures<'b> + 'a` captures the lifetime `'b` as defined here +LL | step1::<'a, 'b>() + | ^^^^^^^^^^^^^^^^^ + | +help: to declare that `impl Sized + 'a` captures `'b`, you can add an explicit `'b` lifetime bound + | +LL | fn step2<'a, 'b: 'a>() -> impl Sized + 'a + 'b { + | ++++ + +error: aborting due to previous error + +For more information about this error, try `rustc --explain E0700`. |