1 files changed, 9 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/ctypes/incompatible-abi.js b/js/src/jit-test/tests/ctypes/incompatible-abi.js
new file mode 100644
index 000000000..2d9cc0ce7
--- /dev/null
+++ b/js/src/jit-test/tests/ctypes/incompatible-abi.js
@@ -0,0 +1,9 @@
+load(libdir + 'asserts.js');
+
+function test() {
+  assertTypeErrorMessage(() => { ctypes.default_abi.toSource.call(1); },
+                         "ABI.prototype.toSource called on incompatible Number");
+}
+
+if (typeof ctypes === "object")
+  test();