1 files changed, 48 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/debug/breakpoint-multi-04.js b/js/src/jit-test/tests/debug/breakpoint-multi-04.js
new file mode 100644
index 000000000..2dba62615
--- /dev/null
+++ b/js/src/jit-test/tests/debug/breakpoint-multi-04.js
@@ -0,0 +1,48 @@
+// After clearing one breakpoint, another breakpoint from a different Debugger object at the same instruction still works.
+
+function test(which) {
+    var g = newGlobal();
+    g.eval("var line0 = Error().lineNumber;\n" +
+           "function f() {\n" +             // line0 + 1
+           "    return " + which + ";\n" +  // line0 + 2
+           "}\n");
+
+    var log;
+    var scripts = [];
+    var handlers = [];
+    function addDebugger(g, i) {
+        var dbg = Debugger(g);
+        dbg.onDebuggerStatement = function (frame) {
+            var s = frame.eval("f").return.script;
+            scripts[i] = s;
+            var offs = s.getLineOffsets(g.line0 + 2);
+            var handler = {hit: function (frame) { log += '' + i; } };
+            s.setBreakpoint(0, handler);
+            handlers[i] = handler;
+        };
+    }
+
+    var expected = '';
+    for (var i = 0; i < 3; i++) {
+        addDebugger(g, i);
+        if (i !== which)
+            expected += '' + i;
+    }
+    g.eval('debugger;');
+
+    for (var i = 0; i < 3; i++)
+        assertEq(scripts[i].getBreakpoints()[0], handlers[i]);
+
+    log = '';
+    g.f();
+    assertEq(log, '012');
+
+    scripts[which].clearAllBreakpoints();
+
+    log = '';
+    g.f();
+    assertEq(log, expected);
+}
+
+for (var j = 0; j < 3; j++)
+    test(j);