tests/stress/invalidation-point.js

   1 function foo(o, p) {
   2     possiblyDoBadThings(p);
   3     return o.f();
   4 }
   5 noInline(foo);
   6
   7 function Thingy() { }
   8 Thingy.prototype.f = function() { return 42; }
   9
  10 function possiblyDoBadThings(p) {
  11     if (p)
  12         Thingy.prototype.f = function() { return 24; }
  13 }
  14 noInline(possiblyDoBadThings);
  15
  16 for (var i = 0; i < 100000; ++i) {
  17     var result = foo(new Thingy(), false);
  18     if (result != 42)
  19         throw "Error: bad result: " + result;
  20 }
  21
  22 var result = foo(new Thingy(), true);
  23 if (result != 24)
  24     throw "Error: bad result: " + result;