1 files changed, 16 insertions, 0 deletions
diff --git a/src/tools/clippy/tests/ui/mem_discriminant_unfixable.rs b/src/tools/clippy/tests/ui/mem_discriminant_unfixable.rs
new file mode 100644
index 00000000000..e245d3257d5
--- /dev/null
+++ b/src/tools/clippy/tests/ui/mem_discriminant_unfixable.rs
@@ -0,0 +1,16 @@
+#![deny(clippy::mem_discriminant_non_enum)]
+
+use std::mem;
+
+enum Foo {
+    One(usize),
+    Two(u8),
+}
+
+struct A(Foo);
+
+fn main() {
+    // bad
+    mem::discriminant(&"hello");
+    mem::discriminant(&A(Foo::One(0)));
+}