1 files changed, 13 insertions, 0 deletions
diff --git a/tests/ui/extern/extern_fat_drop.rs b/tests/ui/extern/extern_fat_drop.rs
new file mode 100644
index 00000000000..1cd12c2cab3
--- /dev/null
+++ b/tests/ui/extern/extern_fat_drop.rs
@@ -0,0 +1,13 @@
+// run-pass
+// aux-build:fat_drop.rs
+
+extern crate fat_drop;
+
+fn main() {
+    unsafe {
+        let data: &mut [u8] = &mut [0];
+        let s: &mut fat_drop::S = std::mem::transmute::<&mut [u8], _>(data);
+        std::ptr::drop_in_place(s);
+        assert!(fat_drop::DROPPED);
+    }
+}