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-rw-r--r--js/src/jit-test/tests/debug/Frame-eval-22.js32
1 files changed, 32 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/debug/Frame-eval-22.js b/js/src/jit-test/tests/debug/Frame-eval-22.js
new file mode 100644
index 000000000..f081ec495
--- /dev/null
+++ b/js/src/jit-test/tests/debug/Frame-eval-22.js
@@ -0,0 +1,32 @@
+// Debugger.Frame preserves Ion frame identity
+
+load(libdir + "jitopts.js");
+
+if (!jitTogglesMatch(Opts_Ion2NoOffthreadCompilation))
+ quit();
+
+withJitOptions(Opts_Ion2NoOffthreadCompilation, function () {
+ var g = newGlobal();
+ var dbg1 = new Debugger;
+ var dbg2 = new Debugger;
+
+ g.toggle = function toggle(x, d) {
+ if (d) {
+ dbg1.addDebuggee(g);
+ dbg2.addDebuggee(g);
+ var frame1 = dbg1.getNewestFrame();
+ assertEq(frame1.environment.getVariable("x"), x);
+ assertEq(frame1.implementation, "ion");
+ frame1.environment.setVariable("x", "not 42");
+ assertEq(dbg2.getNewestFrame().environment.getVariable("x"), "not 42");
+ }
+ };
+
+ g.eval("" + function f(x, d) { toggle(x, d); });
+
+ g.eval("(" + function test() {
+ for (var i = 0; i < 5; i++)
+ f(42, false);
+ f(42, true);
+ } + ")();");
+});