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-rw-r--r--tests/ui/rfc-2093-infer-outlives/regions-struct-not-wf.rs28
1 files changed, 28 insertions, 0 deletions
diff --git a/tests/ui/rfc-2093-infer-outlives/regions-struct-not-wf.rs b/tests/ui/rfc-2093-infer-outlives/regions-struct-not-wf.rs
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index 000000000..552c6cf00
--- /dev/null
+++ b/tests/ui/rfc-2093-infer-outlives/regions-struct-not-wf.rs
@@ -0,0 +1,28 @@
+// Various examples of structs whose fields are not well-formed.
+
+#![allow(dead_code)]
+
+trait Trait<'a, T> {
+ type Out;
+}
+trait Trait1<'a, 'b, T> {
+ type Out;
+}
+
+impl<'a, T> Trait<'a, T> for usize {
+ type Out = &'a T; //~ ERROR `T` may not live long enough
+}
+
+struct RefOk<'a, T:'a> {
+ field: &'a T
+}
+
+impl<'a, T> Trait<'a, T> for u32 {
+ type Out = RefOk<'a, T>; //~ ERROR `T` may not live long enough
+}
+
+impl<'a, 'b, T> Trait1<'a, 'b, T> for u32 {
+ type Out = &'a &'b T; //~ ERROR reference has a longer lifetime than the data
+}
+
+fn main() { }