Environment-gc-03.js

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// Test that block scopes cannot be resurrected by onStep.

var g = newGlobal({newCompartment: true});

var dbg = new Debugger(g);

dbg.onDebuggerStatement = function(frame) {

    frame.onStep = (function() {

        frame.environment;

});

};

g.eval("debugger; for (let i = 0; i < 1; i++) (function(){});");

// If the last freshened block scope was incorrectly resurrected by onStep

// above, GCing will assert.

gc();

g.eval("debugger; { let i = 0; (function(){ i = 42; }); }");

gc();

g.eval("debugger; try { throw 42; } catch (e) { };");

gc();