1 files changed, 24 insertions, 0 deletions
diff --git a/src/test/ui/type-alias-impl-trait/no_revealing_outside_defining_module.rs b/src/test/ui/type-alias-impl-trait/no_revealing_outside_defining_module.rs
new file mode 100644
index 000000000..61153b1e1
--- /dev/null
+++ b/src/test/ui/type-alias-impl-trait/no_revealing_outside_defining_module.rs
@@ -0,0 +1,24 @@
+#![feature(type_alias_impl_trait)]
+
+fn main() {}
+
+mod boo {
+    pub type Boo = impl ::std::fmt::Debug;
+    fn bomp() -> Boo {
+        ""
+    }
+}
+
+// We don't actually know the type here.
+
+fn bomp2() {
+    let _: &str = bomp(); //~ ERROR mismatched types
+}
+
+fn bomp() -> boo::Boo {
+    "" //~ ERROR mismatched types
+}
+
+fn bomp_loop() -> boo::Boo {
+    loop {}
+}