Merging upstream version 1.68.2+dfsg1.

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

1 files changed, 33 insertions, 0 deletions

diff --git a/tests/ui/generic-associated-types/projection-type-lifetime-mismatch.rs b/tests/ui/generic-associated-types/projection-type-lifetime-mismatch.rs
new file mode 100644
index 000000000..8e4d5ca5e
--- /dev/null
+++ b/tests/ui/generic-associated-types/projection-type-lifetime-mismatch.rs
@@ -0,0 +1,33 @@
+pub trait X {
+    type Y<'a> where Self: 'a;
+    fn m(&self) -> Self::Y<'_>;
+}
+
+impl X for () {
+    type Y<'a> = &'a ();
+
+    fn m(&self) -> Self::Y<'_> {
+        self
+    }
+}
+
+fn f(x: &impl for<'a> X<Y<'a> = &'a ()>) -> &'static () {
+    x.m()
+    //~^ ERROR lifetime may not live long enough
+}
+
+fn g<T: for<'a> X<Y<'a> = &'a ()>>(x: &T) -> &'static () {
+    x.m()
+    //~^ ERROR lifetime may not live long enough
+}
+
+fn h(x: &()) -> &'static () {
+    x.m()
+    //~^ ERROR lifetime may not live long enough
+}
+
+fn main() {
+    f(&());
+    g(&());
+    h(&());
+}