1 files changed, 54 insertions, 0 deletions
diff --git a/src/test/ui/variance/variance-unused-type-param.stderr b/src/test/ui/variance/variance-unused-type-param.stderr
new file mode 100644
index 000000000..e612da118
--- /dev/null
+++ b/src/test/ui/variance/variance-unused-type-param.stderr
@@ -0,0 +1,54 @@
+error[E0392]: parameter `A` is never used
+  --> $DIR/variance-unused-type-param.rs:6:19
+   |
+LL | struct SomeStruct<A> { x: u32 }
+   |                   ^ unused parameter
+   |
+   = help: consider removing `A`, referring to it in a field, or using a marker such as `PhantomData`
+   = help: if you intended `A` to be a const parameter, use `const A: usize` instead
+
+error[E0392]: parameter `A` is never used
+  --> $DIR/variance-unused-type-param.rs:9:15
+   |
+LL | enum SomeEnum<A> { Nothing }
+   |               ^ unused parameter
+   |
+   = help: consider removing `A`, referring to it in a field, or using a marker such as `PhantomData`
+   = help: if you intended `A` to be a const parameter, use `const A: usize` instead
+
+error[E0392]: parameter `T` is never used
+  --> $DIR/variance-unused-type-param.rs:13:15
+   |
+LL | enum ListCell<T> {
+   |               ^ unused parameter
+   |
+   = help: consider removing `T`, referring to it in a field, or using a marker such as `PhantomData`
+   = help: if you intended `T` to be a const parameter, use `const T: usize` instead
+
+error[E0392]: parameter `T` is never used
+  --> $DIR/variance-unused-type-param.rs:19:19
+   |
+LL | struct WithBounds<T: Sized> {}
+   |                   ^ unused parameter
+   |
+   = help: consider removing `T`, referring to it in a field, or using a marker such as `PhantomData`
+
+error[E0392]: parameter `T` is never used
+  --> $DIR/variance-unused-type-param.rs:22:24
+   |
+LL | struct WithWhereBounds<T> where T: Sized {}
+   |                        ^ unused parameter
+   |
+   = help: consider removing `T`, referring to it in a field, or using a marker such as `PhantomData`
+
+error[E0392]: parameter `T` is never used
+  --> $DIR/variance-unused-type-param.rs:25:27
+   |
+LL | struct WithOutlivesBounds<T: 'static> {}
+   |                           ^ unused parameter
+   |
+   = help: consider removing `T`, referring to it in a field, or using a marker such as `PhantomData`
+
+error: aborting due to 6 previous errors
+
+For more information about this error, try `rustc --explain E0392`.