tests/stress/arguments-interference-cfg.js

   1 function bar() {
   2     return arguments;
   3 }
   4
   5 function foo(p) {
   6     var a = bar(1, 2, 3);
   7     var b;
   8     if (p)
   9         b = bar(4, 5, 6);
  10     else
  11         b = [7, 8, 9];
  12     return (a[0] << 0) + (a[1] << 1) + (a[2] << 2) + (b[0] << 3) + (b[1] << 4) + (b[2] << 5);
  13 }
  14
  15 noInline(foo);
  16
  17 for (var i = 0; i < 20000; ++i) {
  18     var p = i & 1;
  19     var q = (!p) * 3;
  20     var result = foo(p);
  21     if (result != (1 << 0) + (2 << 1) + (3 << 2) + ((4 + q) << 3) + ((5 + q) << 4) + ((6 + q) << 5))
  22         throw "Error: bad result: " + result;
  23 }
  24