Merging upstream version 1.68.2+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 49 insertions, 0 deletions

diff --git a/tests/ui/lifetimes/lifetime-doesnt-live-long-enough.rs b/tests/ui/lifetimes/lifetime-doesnt-live-long-enough.rs
new file mode 100644
index 000000000..d2b782c92
--- /dev/null
+++ b/tests/ui/lifetimes/lifetime-doesnt-live-long-enough.rs
@@ -0,0 +1,49 @@
+trait ListItem<'a> {
+    fn list_name() -> &'a str;
+}
+
+trait Collection { fn len(&self) -> usize; }
+
+// is now well formed. RFC 2093
+struct List<'a, T: ListItem<'a>> {
+    slice: &'a [T]
+}
+
+impl<'a, T: ListItem<'a>> Collection for List<'a, T> {
+    fn len(&self) -> usize {
+        0
+    }
+}
+
+struct Foo<T> {
+    foo: &'static T
+    //~^ ERROR may not live long enough
+}
+
+trait X<K>: Sized {
+    fn foo<'a, L: X<&'a Nested<K>>>();
+    //~^ ERROR may not live long enough
+
+    // check that we give a sane error for `Self`
+    fn bar<'a, L: X<&'a Nested<Self>>>();
+    //~^ ERROR may not live long enough
+
+    // check that we give a sane error for nested generics
+    fn baz<'a, L, M: X<&'a Nested<L>>>() {
+        //~^ ERROR may not live long enough
+    }
+}
+
+trait TraitB {}
+
+struct Nested<K>(K);
+impl<K> Nested<K> {
+    fn generic_in_parent<'a, L: X<&'a Nested<K>>>() {
+        //~^ ERROR may not live long enough
+    }
+    fn generic_in_child<'a, 'b, L: X<&'a Nested<M>>, M: 'b>() {
+        //~^ ERROR may not live long enough
+    }
+}
+
+fn main() {}