tests/stress/float32array-out-of-bounds.js

   1 function make(value) {
   2     var result = new Float32Array(1);
   3     result[0] = value;
   4     return result;
   5 }
   6
   7 function foo(a, i) {
   8     return a[i];
   9 }
  10
  11 noInline(foo);
  12
  13 function test(value) {
  14     var result = foo(make(value), 0);
  15     if (result != value)
  16         throw "Error: bad result: " + result;
  17 }
  18
  19 for (var i = 0; i < 100000; ++i)
  20     test(42);
  21
  22 var result = foo(make(42), 1);
  23 if (result !== void 0)
  24     throw "Error: bad result: " + result;
  25
  26 Float32Array.prototype[1] = 23;
  27 result = foo(make(42), 1);
  28 if (result !== 23)
  29     throw "Error: bad result: " + result;