1 files changed, 5 insertions, 0 deletions
diff --git a/test/bun.js/text-decoder.test.js b/test/bun.js/text-decoder.test.js
index 561aec6fc..295a7aeb2 100644
--- a/test/bun.js/text-decoder.test.js
+++ b/test/bun.js/text-decoder.test.js
@@ -28,6 +28,11 @@ describe("TextDecoder", () => {
       expect(decoder.decode(input)).toBe("");
     }
 
+    // Cause a de-opt
+    try {
+      decoder.decode([NaN, Symbol("s")]);
+    } catch (e) {}
+
     // DOMJIT test
     for (let i = 0; i < 90000; i++) {
       decoder.decode(fixtures[0]);