1 files changed, 30 insertions, 0 deletions
diff --git a/src/test/ui-fulldeps/deriving-global.rs b/src/test/ui-fulldeps/deriving-global.rs
new file mode 100644
index 000000000..921767af9
--- /dev/null
+++ b/src/test/ui-fulldeps/deriving-global.rs
@@ -0,0 +1,30 @@
+// run-pass
+
+#![feature(rustc_private)]
+
+extern crate rustc_macros;
+extern crate rustc_serialize;
+
+mod submod {
+    use rustc_macros::{Decodable, Encodable};
+
+    // if any of these are implemented without global calls for any
+    // function calls, then being in a submodule will (correctly)
+    // cause errors about unrecognised module `std` (or `extra`)
+    #[derive(PartialEq, PartialOrd, Eq, Ord, Hash, Clone, Debug, Encodable, Decodable)]
+    enum A {
+        A1(usize),
+        A2(isize),
+    }
+
+    #[derive(PartialEq, PartialOrd, Eq, Ord, Hash, Clone, Debug, Encodable, Decodable)]
+    struct B {
+        x: usize,
+        y: isize,
+    }
+
+    #[derive(PartialEq, PartialOrd, Eq, Ord, Hash, Clone, Debug, Encodable, Decodable)]
+    struct C(usize, isize);
+}
+
+pub fn main() {}