diff options
Diffstat (limited to 'tests/ui/impl-trait/region-escape-via-bound.stderr')
| -rw-r--r-- | tests/ui/impl-trait/region-escape-via-bound.stderr | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/tests/ui/impl-trait/region-escape-via-bound.stderr b/tests/ui/impl-trait/region-escape-via-bound.stderr new file mode 100644 index 000000000..44a790cb1 --- /dev/null +++ b/tests/ui/impl-trait/region-escape-via-bound.stderr @@ -0,0 +1,17 @@ +error[E0700]: hidden type for `impl Trait<'y>` captures lifetime that does not appear in bounds + --> $DIR/region-escape-via-bound.rs:17:5 + | +LL | fn foo<'x, 'y>(x: Cell<&'x u32>) -> impl Trait<'y> + | -- hidden type `Cell<&'x u32>` captures the lifetime `'x` as defined here +... +LL | x + | ^ + | +help: to declare that `impl Trait<'y>` captures `'x`, you can add an explicit `'x` lifetime bound + | +LL | fn foo<'x, 'y>(x: Cell<&'x u32>) -> impl Trait<'y> + 'x + | ++++ + +error: aborting due to previous error + +For more information about this error, try `rustc --explain E0700`. |