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-rw-r--r--tests/ui/object-safety/issue-19538.rs20
1 files changed, 20 insertions, 0 deletions
diff --git a/tests/ui/object-safety/issue-19538.rs b/tests/ui/object-safety/issue-19538.rs
new file mode 100644
index 000000000..7054ef41b
--- /dev/null
+++ b/tests/ui/object-safety/issue-19538.rs
@@ -0,0 +1,20 @@
+trait Foo {
+ fn foo<T>(&self, val: T);
+}
+
+trait Bar: Foo { }
+
+pub struct Thing;
+
+impl Foo for Thing {
+ fn foo<T>(&self, val: T) { }
+}
+
+impl Bar for Thing { }
+
+fn main() {
+ let mut thing = Thing;
+ let test: &mut dyn Bar = &mut thing;
+ //~^ ERROR E0038
+ //~| ERROR E0038
+}