1 files changed, 24 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/wasm/tail-calls/bug1862473.js b/js/src/jit-test/tests/wasm/tail-calls/bug1862473.js
new file mode 100644
index 0000000000..57e5ea2118
--- /dev/null
+++ b/js/src/jit-test/tests/wasm/tail-calls/bug1862473.js
@@ -0,0 +1,24 @@
+// |jit-test| --wasm-gc; skip-if: !wasmGcEnabled()
+
+var ins = wasmEvalText(`(module
+  (func $func1)
+  (func $func2 (param i32 arrayref arrayref i32 i32 i32 i32)
+    return_call $func1
+  )
+  (func (export "test")
+    i32.const 1
+    ref.null array
+    ref.null array
+    i32.const -2
+    i32.const -3
+    i32.const -4
+    i32.const -5
+    call $func2
+
+    ref.null array
+    ref.cast (ref array)
+    drop
+  )
+)`);
+
+assertErrorMessage(() => ins.exports.test(), WebAssembly.RuntimeError, /bad cast/);