diff options
Diffstat (limited to 'src/test/ui/nll/where_clauses_in_structs.stderr')
| -rw-r--r-- | src/test/ui/nll/where_clauses_in_structs.stderr | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/src/test/ui/nll/where_clauses_in_structs.stderr b/src/test/ui/nll/where_clauses_in_structs.stderr new file mode 100644 index 000000000..c46cfcb41 --- /dev/null +++ b/src/test/ui/nll/where_clauses_in_structs.stderr @@ -0,0 +1,17 @@ +error: lifetime may not live long enough + --> $DIR/where_clauses_in_structs.rs:11:11 + | +LL | fn bar<'a, 'b>(x: Cell<&'a u32>, y: Cell<&'b u32>) { + | -- -- lifetime `'b` defined here + | | + | lifetime `'a` defined here +LL | Foo { x, y }; + | ^ this usage requires that `'a` must outlive `'b` + | + = help: consider adding the following bound: `'a: 'b` + = note: requirement occurs because of the type `Cell<&u32>`, which makes the generic argument `&u32` invariant + = note: the struct `Cell<T>` is invariant over the parameter `T` + = help: see <https://doc.rust-lang.org/nomicon/subtyping.html> for more information about variance + +error: aborting due to previous error + |