2 files changed, 32 insertions, 0 deletions
diff --git a/src/test/ui/use/auxiliary/extern-use-primitive-type-lib.rs b/src/test/ui/use/auxiliary/extern-use-primitive-type-lib.rs
new file mode 100644
index 000000000..3c7756ef7
--- /dev/null
+++ b/src/test/ui/use/auxiliary/extern-use-primitive-type-lib.rs
@@ -0,0 +1,3 @@
+// compile-flags: --edition=2018
+
+pub use u32;
diff --git a/src/test/ui/use/auxiliary/use-from-trait-xc.rs b/src/test/ui/use/auxiliary/use-from-trait-xc.rs
new file mode 100644
index 000000000..4abe11941
--- /dev/null
+++ b/src/test/ui/use/auxiliary/use-from-trait-xc.rs
@@ -0,0 +1,29 @@
+pub use self::sub::{Bar, Baz};
+
+pub trait Trait {
+    fn foo(&self);
+    type Assoc;
+    const CONST: u32;
+}
+
+struct Foo;
+
+impl Foo {
+    pub fn new() {}
+
+    pub const C: u32 = 0;
+}
+
+mod sub {
+    pub struct Bar;
+
+    impl Bar {
+        pub fn new() {}
+    }
+
+    pub enum Baz {}
+
+    impl Baz {
+        pub fn new() {}
+    }
+}