michael@0: // |jit-test| debug
michael@0: // The GC can cope with old and new breakpoints at the same position.
michael@0: 
michael@0: // This is a regression test for a bug Bill McCloskey found just by looking at
michael@0: // the source code. See bug 677386 comment 8. Here we're testing that the trap
michael@0: // string is correctly marked. (The silly expression for the trap string is to
michael@0: // ensure that it isn't constant-folded; it's harder to get a compile-time
michael@0: // constant to be GC'd.)
michael@0: 
michael@0: var g = newGlobal();
michael@0: g.eval("var d = 0;\n" +
michael@0:        "function f() { return 'ok'; }\n" +
michael@0:        "trap(f, 0, Array(17).join('\\n') + 'd++;');\n");
michael@0: 
michael@0: var dbg = new Debugger;
michael@0: var gw = dbg.addDebuggee(g);
michael@0: var fw = gw.getOwnPropertyDescriptor("f").value;
michael@0: var bp = {hits: 0, hit: function (frame) { this.hits++; }};
michael@0: fw.script.setBreakpoint(0, bp);
michael@0: 
michael@0: gc();
michael@0: 
michael@0: g.f();
michael@0: assertEq(g.d, 1);
michael@0: assertEq(bp.hits, 1);