js/src/jit-test/tests/debug/Frame-identity-04.js@6474c204b198
js/src/jit-test/tests/debug/Frame-identity-04.js
Wed, 31 Dec 2014 06:09:35 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Wed, 31 Dec 2014 06:09:35 +0100
- changeset 0
- 6474c204b198
- permissions
- -rw-r--r--
Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.
1 // Test that on-stack Debugger.Frames are not GC'd even if they are only reachable
2 // from the js::Debugger::frames table.
4 var g = newGlobal();
5 g.eval("function f(n) { if (n) f(n - 1); debugger; }");
6 var dbg = new Debugger(g);
7 var hits = 0;
8 dbg.onDebuggerStatement = function (frame) {
9 if (hits === 0) {
10 for (; frame; frame = frame.older)
11 frame.seen = true;
12 } else {
13 for (; frame; frame = frame.older)
14 assertEq(frame.seen, true);
15 }
16 gc();
17 hits++;
18 };
19 g.f(20);
20 assertEq(hits, 21);
