js/src/jit-test/tests/debug/gc-09.js

Thu, 15 Jan 2015 21:03:48 +0100

author
Michael Schloh von Bennewitz <michael@schloh.com>
date
Thu, 15 Jan 2015 21:03:48 +0100
branch
TOR_BUG_9701
changeset 11
deefc01c0e14
permissions
-rw-r--r--

Integrate friendly tips from Tor colleagues to make (or not) 4.5 alpha 3;
This includes removal of overloaded (but unused) methods, and addition of
a overlooked call to DataStruct::SetData(nsISupports, uint32_t, bool.)

michael@0 1 // Bug 717104 - Unreachable debuggee globals should not keep their debuggers
michael@0 2 // alive. The loop is to defeat conservative stack scanning; if the same stack
michael@0 3 // locations are used each time through the loop, at least three of the
michael@0 4 // debuggers should be collected.
michael@0 5
michael@0 6 for (var i = 0; i < 4; i++) {
michael@0 7 var g = newGlobal();
michael@0 8 var dbg = new Debugger(g);
michael@0 9 dbg.onDebuggerStatement = function () { throw "FAIL"; };
michael@0 10 dbg.o = makeFinalizeObserver();
michael@0 11 dbg.loop = g; // make a cycle of strong references with dbg and g
michael@0 12 }
michael@0 13
michael@0 14 gc();
michael@0 15 assertEq(finalizeCount() > 0, true);

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