1 files changed, 37 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/saved-stacks/asm-frames.js b/js/src/jit-test/tests/saved-stacks/asm-frames.js
new file mode 100644
index 000000000..366712253
--- /dev/null
+++ b/js/src/jit-test/tests/saved-stacks/asm-frames.js
@@ -0,0 +1,37 @@
+function AsmModule(stdlib, foreign, heap) {
+  "use asm";
+  var ffi = foreign.t;
+
+  function doTest() {
+    ffi();
+  }
+
+  function test() {
+    doTest();
+  }
+
+  return { test: test };
+}
+
+let stack;
+
+function tester() {
+  stack = saveStack();
+}
+
+const buf = new ArrayBuffer(1024*8);
+const module = AsmModule(this, { t: tester }, buf);
+module.test();
+
+print(stack);
+assertEq(stack.functionDisplayName, "tester");
+
+assertEq(stack.parent.functionDisplayName, "doTest");
+assertEq(stack.parent.line, 6);
+
+assertEq(stack.parent.parent.functionDisplayName, "test");
+assertEq(stack.parent.parent.line, 10);
+
+assertEq(stack.parent.parent.parent.line, 24);
+
+assertEq(stack.parent.parent.parent.parent, null);