1 files changed, 13 insertions, 0 deletions
diff --git a/tests/ui/mir/alignment/misaligned_lhs.rs b/tests/ui/mir/alignment/misaligned_lhs.rs
new file mode 100644
index 000000000..97644ba8e
--- /dev/null
+++ b/tests/ui/mir/alignment/misaligned_lhs.rs
@@ -0,0 +1,13 @@
+// run-fail
+// ignore-wasm32-bare: No panic messages
+// ignore-i686-pc-windows-msvc: #112480
+// compile-flags: -C debug-assertions
+// error-pattern: misaligned pointer dereference: address must be a multiple of 0x4 but is
+
+fn main() {
+    let mut x = [0u32; 2];
+    let ptr = x.as_mut_ptr();
+    unsafe {
+        *(ptr.byte_add(1)) = 42;
+    }
+}