1 files changed, 19 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/debug/wasm-06-onPop-null.js b/js/src/jit-test/tests/debug/wasm-06-onPop-null.js
new file mode 100644
index 0000000000..76bfb146ef
--- /dev/null
+++ b/js/src/jit-test/tests/debug/wasm-06-onPop-null.js
@@ -0,0 +1,19 @@
+// |jit-test| test-also=--wasm-compiler=optimizing; exitstatus: 3; skip-if: !wasmDebuggingEnabled()
+// Checking resumption values for 'null' at frame's onPop.
+
+load(libdir + "asserts.js");
+
+var g = newGlobal('');
+var dbg = new Debugger();
+dbg.addDebuggee(g);
+sandbox.eval(`
+var wasm = wasmTextToBinary('(module (func (nop)) (export "test" 0))');
+var m = new WebAssembly.Instance(new WebAssembly.Module(wasm));`);
+dbg.onEnterFrame = function (frame) {
+    if (frame.type !== "wasmcall") return;
+    frame.onPop = function () {
+        return null;
+    };
+};
+g.eval("m.exports.test()");
+assertEq(false, true);