diff options
Diffstat (limited to 'src/test/ui/regions/regions-escape-via-trait-or-not.rs')
-rw-r--r-- | src/test/ui/regions/regions-escape-via-trait-or-not.rs | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/src/test/ui/regions/regions-escape-via-trait-or-not.rs b/src/test/ui/regions/regions-escape-via-trait-or-not.rs new file mode 100644 index 000000000..ac0e56de4 --- /dev/null +++ b/src/test/ui/regions/regions-escape-via-trait-or-not.rs @@ -0,0 +1,22 @@ +#![allow(dead_code)] + +trait Deref { + fn get(self) -> isize; +} + +impl<'a> Deref for &'a isize { + fn get(self) -> isize { + *self + } +} + +fn with<R:Deref, F>(f: F) -> isize where F: FnOnce(&isize) -> R { + f(&3).get() +} + +fn return_it() -> isize { + with(|o| o) //~ ERROR lifetime may not live long enough +} + +fn main() { +} |