legacyDataFlowDifference
flow
| tst.js:2:13:2:20 | SOURCE() | tst.js:4:10:4:10 | x |
| tst.js:2:13:2:20 | SOURCE() | tst.js:9:14:9:14 | x |
| tst.js:2:13:2:20 | SOURCE() | tst.js:12:10:12:10 | x |