| let glob = 0 | |
| function doTest(number, bit) { | |
| glob -= 1 | |
| if ((number>>bit)&1) | |
| glob += 1 | |
| if (((~number)>>(bit+1))&1) | |
| glob += 1 | |
| if (number & (1<<(bit-1))) | |
| glob += 1 | |
| } | |
| noInline(doTest); | |
| for (let i=0; i<(1<<30); ++i) | |
| doTest(i, 15) | |
| if (glob != 536870912) | |
| throw "Error: bad result: " + glob; |