| function f(x, y) { | |
| x.y = y; | |
| }; | |
| function g(x) { | |
| return x.y + 42; | |
| } | |
| noInline(f); | |
| noInline(g); | |
| var x = {}; | |
| var y = {}; | |
| f(x, 42); | |
| f(y, {}); | |
| while (!numberOfDFGCompiles(g)) { | |
| optimizeNextInvocation(g); | |
| if (typeof g(x) !== 'number') | |
| throw 'failed warming up'; | |
| } | |
| if (typeof g(y) !== 'string') | |
| throw 'failed after compilation'; |