1 files changed, 88 insertions, 0 deletions
diff --git a/tests/ui/lint/forget_copy.stderr b/tests/ui/lint/forget_copy.stderr
new file mode 100644
index 00000000000..37bc8a8854e
--- /dev/null
+++ b/tests/ui/lint/forget_copy.stderr
@@ -0,0 +1,88 @@
+warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing
+  --> $DIR/forget_copy.rs:34:5
+   |
+LL |     forget(s1);
+   |     ^^^^^^^--^
+   |            |
+   |            argument has type `SomeStruct`
+   |
+   = note: use `let _ = ...` to ignore the expression or result
+note: the lint level is defined here
+  --> $DIR/forget_copy.rs:3:9
+   |
+LL | #![warn(forget_copy)]
+   |         ^^^^^^^^^^^
+
+warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing
+  --> $DIR/forget_copy.rs:35:5
+   |
+LL |     forget(s2);
+   |     ^^^^^^^--^
+   |            |
+   |            argument has type `SomeStruct`
+   |
+   = note: use `let _ = ...` to ignore the expression or result
+
+warning: calls to `std::mem::forget` with a reference instead of an owned value does nothing
+  --> $DIR/forget_copy.rs:36:5
+   |
+LL |     forget(s3);
+   |     ^^^^^^^--^
+   |            |
+   |            argument has type `&SomeStruct`
+   |
+   = note: use `let _ = ...` to ignore the expression or result
+   = note: `#[warn(forget_ref)]` on by default
+
+warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing
+  --> $DIR/forget_copy.rs:37:5
+   |
+LL |     forget(s4);
+   |     ^^^^^^^--^
+   |            |
+   |            argument has type `SomeStruct`
+   |
+   = note: use `let _ = ...` to ignore the expression or result
+
+warning: calls to `std::mem::forget` with a reference instead of an owned value does nothing
+  --> $DIR/forget_copy.rs:38:5
+   |
+LL |     forget(s5);
+   |     ^^^^^^^--^
+   |            |
+   |            argument has type `&SomeStruct`
+   |
+   = note: use `let _ = ...` to ignore the expression or result
+
+warning: calls to `std::mem::forget` with a reference instead of an owned value does nothing
+  --> $DIR/forget_copy.rs:50:5
+   |
+LL |     forget(a2);
+   |     ^^^^^^^--^
+   |            |
+   |            argument has type `&AnotherStruct`
+   |
+   = note: use `let _ = ...` to ignore the expression or result
+
+warning: calls to `std::mem::forget` with a reference instead of an owned value does nothing
+  --> $DIR/forget_copy.rs:52:5
+   |
+LL |     forget(a3);
+   |     ^^^^^^^--^
+   |            |
+   |            argument has type `&AnotherStruct`
+   |
+   = note: use `let _ = ...` to ignore the expression or result
+
+warning: calls to `std::mem::forget` with a reference instead of an owned value does nothing
+  --> $DIR/forget_copy.rs:53:5
+   |
+LL |     forget(a4);
+   |     ^^^^^^^--^
+   |            |
+   |            argument has type `&AnotherStruct`
+   |
+   = note: use `let _ = ...` to ignore the expression or result
+
+warning: 8 warnings emitted
+