1 files changed, 24 insertions, 0 deletions
diff --git a/src/test/ui/coherence/coherence_copy_like_err_fundamental_struct.rs b/src/test/ui/coherence/coherence_copy_like_err_fundamental_struct.rs
new file mode 100644
index 000000000..edee6cd7b
--- /dev/null
+++ b/src/test/ui/coherence/coherence_copy_like_err_fundamental_struct.rs
@@ -0,0 +1,24 @@
+// Test that we are able to introduce a negative constraint that
+// `MyType: !MyTrait` along with other "fundamental" wrappers.
+
+// aux-build:coherence_copy_like_lib.rs
+// build-pass (FIXME(62277): could be check-pass?)
+// skip-codgen
+#![allow(dead_code)]
+
+extern crate coherence_copy_like_lib as lib;
+
+struct MyType { x: i32 }
+
+trait MyTrait { fn foo() {} }
+impl<T: lib::MyCopy> MyTrait for T { }
+
+// `MyFundamentalStruct` is declared fundamental, so we can test that
+//
+//    MyFundamentalStruct<MyTrait>: !MyTrait
+//
+// Huzzah.
+impl MyTrait for lib::MyFundamentalStruct<MyType> { }
+
+
+fn main() { }