diff options
Diffstat (limited to 'src/test/ui/nll/ty-outlives/projection-implied-bounds.rs')
-rw-r--r-- | src/test/ui/nll/ty-outlives/projection-implied-bounds.rs | 40 |
1 files changed, 0 insertions, 40 deletions
diff --git a/src/test/ui/nll/ty-outlives/projection-implied-bounds.rs b/src/test/ui/nll/ty-outlives/projection-implied-bounds.rs deleted file mode 100644 index e1dac0824..000000000 --- a/src/test/ui/nll/ty-outlives/projection-implied-bounds.rs +++ /dev/null @@ -1,40 +0,0 @@ -// Test that we can deduce when projections like `T::Item` outlive the -// function body. Test that this does not imply that `T: 'a` holds. - -// compile-flags:-Zverbose - -use std::cell::Cell; - -fn twice<F, T>(mut value: T, mut f: F) -where - F: FnMut(&T, Cell<&Option<T::Item>>), - T: Iterator, -{ - let mut n = value.next(); - f(&value, Cell::new(&n)); - f(&value, Cell::new(&n)); -} - -fn generic1<T: Iterator>(value: T) { - // No error here: - twice(value, |value_ref, item| invoke1(item)); -} - -fn invoke1<'a, T>(x: Cell<&'a Option<T>>) -where - T: 'a, -{ -} - -fn generic2<T: Iterator>(value: T) { - twice(value, |value_ref, item| invoke2(value_ref, item)); - //~^ ERROR the parameter type `T` may not live long enough -} - -fn invoke2<'a, T, U>(a: &T, b: Cell<&'a Option<U>>) -where - T: 'a, -{ -} - -fn main() {} |