1 files changed, 27 insertions, 0 deletions
diff --git a/tests/ui/cast/issue-106883-is-empty.rs b/tests/ui/cast/issue-106883-is-empty.rs
new file mode 100644
index 000000000..27e0816dd
--- /dev/null
+++ b/tests/ui/cast/issue-106883-is-empty.rs
@@ -0,0 +1,27 @@
+use std::ops::Deref;
+
+struct Foo;
+
+impl Deref for Foo {
+    type Target = [u8];
+
+    fn deref(&self) -> &Self::Target {
+        &[]
+    }
+}
+
+fn main() {
+    let _ = "foo" as bool;
+    //~^ ERROR casting `&'static str` as `bool` is invalid [E0606]
+
+    let _ = String::from("foo") as bool;
+    //~^ ERROR non-primitive cast: `String` as `bool` [E0605]
+
+    let _ = Foo as bool;
+    //~^ ERROR non-primitive cast: `Foo` as `bool` [E0605]
+}
+
+fn _slice(bar: &[i32]) -> bool {
+    bar as bool
+    //~^ ERROR casting `&[i32]` as `bool` is invalid [E0606]
+}