1 files changed, 37 insertions, 0 deletions

diff --git a/tests/ui/issues/issue-66706.stderr b/tests/ui/issues/issue-66706.stderr
new file mode 100644
index 000000000..8a30c0cad
--- /dev/null
+++ b/tests/ui/issues/issue-66706.stderr
@@ -0,0 +1,37 @@
+error: expected `,`, found `&`
+  --> $DIR/issue-66706.rs:2:16
+   |
+LL |     [0; [|_: _ &_| ()].len()]
+   |               -^ expected `,`
+   |               |
+   |               help: missing `,`
+
+error: expected identifier, found reserved identifier `_`
+  --> $DIR/issue-66706.rs:8:20
+   |
+LL |     [0; [|f @ &ref _| {} ; 0 ].len() ];
+   |                    ^ expected identifier, found reserved identifier
+
+error: expected `,`, found `&`
+  --> $DIR/issue-66706.rs:13:17
+   |
+LL |     [0; [|&_: _ &_| {}; 0 ].len()]
+   |                -^ expected `,`
+   |                |
+   |                help: missing `,`
+
+error: expected identifier, found reserved identifier `_`
+  --> $DIR/issue-66706.rs:18:26
+   |
+LL |     [0; match [|f @ &ref _| () ] {} ]
+   |                          ^ expected identifier, found reserved identifier
+
+error[E0282]: type annotations needed
+  --> $DIR/issue-66706.rs:2:11
+   |
+LL |     [0; [|_: _ &_| ()].len()]
+   |           ^ cannot infer type
+
+error: aborting due to 5 previous errors
+
+For more information about this error, try `rustc --explain E0282`.