Merge r343105 into the 7.0 branch : [analyzer] scan-build: if --status-bugs is passed, don't forget about the exit s

|  |  |
| --- | --- |
| Bugzilla Link | [39107](https://llvm.org/bz39107) |
| Resolution | FIXED |
| Resolved on | Nov 28, 2018 21:58 |
| Version | 7.0 |
| OS | All |
| Blocks | llvm/llvm-project#38454  |
| CC | @LebedevRI |
| Fixed by commit(s) | r343105 r347829 |

## Extended Description 
Is it OK to merge the following revision(s) to the 7.0 branch?