1 files changed, 68 insertions, 0 deletions
diff --git a/tests/ui/traits/trait-upcasting/subtrait-method.stderr b/tests/ui/traits/trait-upcasting/subtrait-method.stderr
new file mode 100644
index 00000000000..918159e845b
--- /dev/null
+++ b/tests/ui/traits/trait-upcasting/subtrait-method.stderr
@@ -0,0 +1,68 @@
+error[E0599]: no method named `c` found for reference `&dyn Bar` in the current scope
+  --> $DIR/subtrait-method.rs:55:9
+   |
+LL |     bar.c();
+   |         ^ help: there is a method with a similar name: `a`
+   |
+   = help: items from traits can only be used if the trait is implemented and in scope
+note: `Baz` defines an item `c`, perhaps you need to implement it
+  --> $DIR/subtrait-method.rs:27:1
+   |
+LL | trait Baz: Bar {
+   | ^^^^^^^^^^^^^^
+
+error[E0599]: no method named `b` found for reference `&dyn Foo` in the current scope
+  --> $DIR/subtrait-method.rs:59:9
+   |
+LL |     foo.b();
+   |         ^ help: there is a method with a similar name: `a`
+   |
+   = help: items from traits can only be used if the trait is implemented and in scope
+note: `Bar` defines an item `b`, perhaps you need to implement it
+  --> $DIR/subtrait-method.rs:17:1
+   |
+LL | trait Bar: Foo {
+   | ^^^^^^^^^^^^^^
+
+error[E0599]: no method named `c` found for reference `&dyn Foo` in the current scope
+  --> $DIR/subtrait-method.rs:61:9
+   |
+LL |     foo.c();
+   |         ^ help: there is a method with a similar name: `a`
+   |
+   = help: items from traits can only be used if the trait is implemented and in scope
+note: `Baz` defines an item `c`, perhaps you need to implement it
+  --> $DIR/subtrait-method.rs:27:1
+   |
+LL | trait Baz: Bar {
+   | ^^^^^^^^^^^^^^
+
+error[E0599]: no method named `b` found for reference `&dyn Foo` in the current scope
+  --> $DIR/subtrait-method.rs:65:9
+   |
+LL |     foo.b();
+   |         ^ help: there is a method with a similar name: `a`
+   |
+   = help: items from traits can only be used if the trait is implemented and in scope
+note: `Bar` defines an item `b`, perhaps you need to implement it
+  --> $DIR/subtrait-method.rs:17:1
+   |
+LL | trait Bar: Foo {
+   | ^^^^^^^^^^^^^^
+
+error[E0599]: no method named `c` found for reference `&dyn Foo` in the current scope
+  --> $DIR/subtrait-method.rs:67:9
+   |
+LL |     foo.c();
+   |         ^ help: there is a method with a similar name: `a`
+   |
+   = help: items from traits can only be used if the trait is implemented and in scope
+note: `Baz` defines an item `c`, perhaps you need to implement it
+  --> $DIR/subtrait-method.rs:27:1
+   |
+LL | trait Baz: Bar {
+   | ^^^^^^^^^^^^^^
+
+error: aborting due to 5 previous errors
+
+For more information about this error, try `rustc --explain E0599`.