1 files changed, 28 insertions, 0 deletions

diff --git a/tests/ui/issues/issue-29147-rpass.rs b/tests/ui/issues/issue-29147-rpass.rs
new file mode 100644
index 000000000..439f8bb53
--- /dev/null
+++ b/tests/ui/issues/issue-29147-rpass.rs
@@ -0,0 +1,28 @@
+// run-pass
+#![recursion_limit="1024"]
+#![allow(dead_code)]
+
+use std::mem;
+
+pub struct S0<T>(T,T);
+pub struct S1<T>(Option<Box<S0<S0<T>>>>,Option<Box<S0<S0<T>>>>);
+pub struct S2<T>(Option<Box<S1<S1<T>>>>,Option<Box<S1<S1<T>>>>);
+pub struct S3<T>(Option<Box<S2<S2<T>>>>,Option<Box<S2<S2<T>>>>);
+pub struct S4<T>(Option<Box<S3<S3<T>>>>,Option<Box<S3<S3<T>>>>);
+pub struct S5<T>(Option<Box<S4<S4<T>>>>,Option<Box<S4<S4<T>>>>,Option<T>);
+
+trait Foo { fn xxx(&self); }
+/// some local of #[fundamental] trait
+trait Bar {}
+
+impl<T> Foo for T where T: Bar, T: Sync {
+    fn xxx(&self) {}
+}
+
+impl Foo for S5<u8> { fn xxx(&self) {} }
+
+fn main() {
+    let s = S5(None,None,None);
+    s.xxx();
+    assert_eq!(mem::size_of_val(&s.2), mem::size_of::<Option<u8>>());
+}