1 files changed, 15 insertions, 0 deletions
diff --git a/src/test/ui/noexporttypeexe.rs b/src/test/ui/noexporttypeexe.rs
new file mode 100644
index 000000000..964ac9a30
--- /dev/null
+++ b/src/test/ui/noexporttypeexe.rs
@@ -0,0 +1,15 @@
+// aux-build:noexporttypelib.rs
+
+extern crate noexporttypelib;
+
+fn main() {
+    // Here, the type returned by foo() is not exported.
+    // This used to cause internal errors when serializing
+    // because the def_id associated with the type was
+    // not convertible to a path.
+  let x: isize = noexporttypelib::foo();
+    //~^ ERROR mismatched types
+    //~| expected type `isize`
+    //~| found enum `Option<isize>`
+    //~| expected `isize`, found enum `Option`
+}