1 files changed, 35 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/wasm/regress/bug1491322.js b/js/src/jit-test/tests/wasm/regress/bug1491322.js
new file mode 100644
index 0000000000..ae3d6a0e73
--- /dev/null
+++ b/js/src/jit-test/tests/wasm/regress/bug1491322.js
@@ -0,0 +1,35 @@
+// |jit-test| skip-if: !wasmDebuggingEnabled()
+var evalInFrame = (function(global) {
+    var dbgGlobal = newGlobal({newCompartment: true});
+    var dbg = new dbgGlobal.Debugger();
+    dbg.addDebuggee(global);
+})(this);
+const Module = WebAssembly.Module;
+const Instance = WebAssembly.Instance;
+var m = new Module(wasmTextToBinary(`(module
+    (import "" "foo" (func $foo (result i32)))
+    (import "" "bar" (func $bar (result i32)))
+    (table 3 funcref)
+    (func $baz (result i32) (i32.const 13))
+    (elem (i32.const 0) $foo $bar $baz)
+    (export "tbl" (table 0))
+)`));
+var jsFun = () => 83;
+var wasmFun = new Instance(
+  new Module(
+    wasmTextToBinary('(module (func (result i32) (i32.const 42)) (export "foo" (func 0)))')
+  )
+).exports.foo;
+var e1 = new Instance(m, {
+    "": {
+        foo: jsFun,
+        bar: wasmFun
+    }
+}).exports;
+var e2 = new Instance(m, {
+    "": {
+        foo: jsFun,
+        bar: jsFun
+    }
+}).exports;
+e2.tbl.get(0);