1 files changed, 74 insertions, 0 deletions
diff --git a/src/tools/clippy/tests/ui/useless_asref.stderr b/src/tools/clippy/tests/ui/useless_asref.stderr
new file mode 100644
index 000000000..b21c67bb3
--- /dev/null
+++ b/src/tools/clippy/tests/ui/useless_asref.stderr
@@ -0,0 +1,74 @@
+error: this call to `as_ref` does nothing
+  --> $DIR/useless_asref.rs:44:18
+   |
+LL |         foo_rstr(rstr.as_ref());
+   |                  ^^^^^^^^^^^^^ help: try this: `rstr`
+   |
+note: the lint level is defined here
+  --> $DIR/useless_asref.rs:3:9
+   |
+LL | #![deny(clippy::useless_asref)]
+   |         ^^^^^^^^^^^^^^^^^^^^^
+
+error: this call to `as_ref` does nothing
+  --> $DIR/useless_asref.rs:46:20
+   |
+LL |         foo_rslice(rslice.as_ref());
+   |                    ^^^^^^^^^^^^^^^ help: try this: `rslice`
+
+error: this call to `as_mut` does nothing
+  --> $DIR/useless_asref.rs:50:21
+   |
+LL |         foo_mrslice(mrslice.as_mut());
+   |                     ^^^^^^^^^^^^^^^^ help: try this: `mrslice`
+
+error: this call to `as_ref` does nothing
+  --> $DIR/useless_asref.rs:52:20
+   |
+LL |         foo_rslice(mrslice.as_ref());
+   |                    ^^^^^^^^^^^^^^^^ help: try this: `mrslice`
+
+error: this call to `as_ref` does nothing
+  --> $DIR/useless_asref.rs:59:20
+   |
+LL |         foo_rslice(rrrrrslice.as_ref());
+   |                    ^^^^^^^^^^^^^^^^^^^ help: try this: `rrrrrslice`
+
+error: this call to `as_ref` does nothing
+  --> $DIR/useless_asref.rs:61:18
+   |
+LL |         foo_rstr(rrrrrstr.as_ref());
+   |                  ^^^^^^^^^^^^^^^^^ help: try this: `rrrrrstr`
+
+error: this call to `as_mut` does nothing
+  --> $DIR/useless_asref.rs:66:21
+   |
+LL |         foo_mrslice(mrrrrrslice.as_mut());
+   |                     ^^^^^^^^^^^^^^^^^^^^ help: try this: `mrrrrrslice`
+
+error: this call to `as_ref` does nothing
+  --> $DIR/useless_asref.rs:68:20
+   |
+LL |         foo_rslice(mrrrrrslice.as_ref());
+   |                    ^^^^^^^^^^^^^^^^^^^^ help: try this: `mrrrrrslice`
+
+error: this call to `as_ref` does nothing
+  --> $DIR/useless_asref.rs:72:16
+   |
+LL |     foo_rrrrmr((&&&&MoreRef).as_ref());
+   |                ^^^^^^^^^^^^^^^^^^^^^^ help: try this: `(&&&&MoreRef)`
+
+error: this call to `as_mut` does nothing
+  --> $DIR/useless_asref.rs:122:13
+   |
+LL |     foo_mrt(mrt.as_mut());
+   |             ^^^^^^^^^^^^ help: try this: `mrt`
+
+error: this call to `as_ref` does nothing
+  --> $DIR/useless_asref.rs:124:12
+   |
+LL |     foo_rt(mrt.as_ref());
+   |            ^^^^^^^^^^^^ help: try this: `mrt`
+
+error: aborting due to 11 previous errors
+