1 files changed, 9 insertions, 0 deletions
diff --git a/tests/ui/lint/trivial-casts.rs b/tests/ui/lint/trivial-casts.rs
new file mode 100644
index 00000000000..b17de624acb
--- /dev/null
+++ b/tests/ui/lint/trivial-casts.rs
@@ -0,0 +1,9 @@
+#![deny(trivial_casts, trivial_numeric_casts)]
+
+fn main() {
+    let lugubrious = 12i32 as i32;
+    //~^ ERROR trivial numeric cast
+    let haunted: &u32 = &99;
+    let _ = haunted as *const u32;
+    //~^ ERROR trivial cast
+}