Adding upstream version 1.68.2+dfsg1.upstream/1.68.2+dfsg1

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

1 files changed, 27 insertions, 0 deletions

diff --git a/tests/ui/regions/regions-infer-paramd-indirect.rs b/tests/ui/regions/regions-infer-paramd-indirect.rs
new file mode 100644
index 000000000..978c84e53
--- /dev/null
+++ b/tests/ui/regions/regions-infer-paramd-indirect.rs
@@ -0,0 +1,27 @@
+// Check that we correctly infer that b and c must be region
+// parameterized because they reference a which requires a region.
+
+type A<'a> = &'a isize;
+type B<'a> = Box<A<'a>>;
+
+struct C<'a> {
+    f: Box<B<'a>>
+}
+
+trait SetF<'a> {
+    fn set_f_ok(&mut self, b: Box<B<'a>>);
+    fn set_f_bad(&mut self, b: Box<B>);
+}
+
+impl<'a> SetF<'a> for C<'a> {
+    fn set_f_ok(&mut self, b: Box<B<'a>>) {
+        self.f = b;
+    }
+
+    fn set_f_bad(&mut self, b: Box<B>) {
+        self.f = b;
+        //~^ ERROR lifetime may not live long enough
+    }
+}
+
+fn main() {}