From e8853563df4d9b736fa063d5669c7295c3c27d36 Mon Sep 17 00:00:00 2001
From: Guillaume Gomez <guillaume.gomez@huawei.com>
Date: Mon, 2 Jan 2023 11:47:56 +0100
Subject: [PATCH] Add regression test for #106226

---
 src/test/rustdoc-ui/issue-106226.rs     | 3 +++
 src/test/rustdoc-ui/issue-106226.stderr | 9 +++++++++
 2 files changed, 12 insertions(+)
 create mode 100644 src/test/rustdoc-ui/issue-106226.rs
 create mode 100644 src/test/rustdoc-ui/issue-106226.stderr

diff --git a/src/test/rustdoc-ui/issue-106226.rs b/src/test/rustdoc-ui/issue-106226.rs
new file mode 100644
index 000000000000..71b497a9adc7
--- /dev/null
+++ b/src/test/rustdoc-ui/issue-106226.rs
@@ -0,0 +1,3 @@
+// This is a regression test for <https://github.com/rust-lang/rust/issues/106226>.
+type F = [_; ()];
+//~^ ERROR
diff --git a/src/test/rustdoc-ui/issue-106226.stderr b/src/test/rustdoc-ui/issue-106226.stderr
new file mode 100644
index 000000000000..2beffbc125bd
--- /dev/null
+++ b/src/test/rustdoc-ui/issue-106226.stderr
@@ -0,0 +1,9 @@
+error[E0308]: mismatched types
+  --> $DIR/issue-106226.rs:2:14
+   |
+LL | type F = [_; ()];
+   |              ^^ expected `usize`, found `()`
+
+error: aborting due to previous error
+
+For more information about this error, try `rustc --explain E0308`.