[PATCH] Improvements to scan-build.

[Sylvestre Ledru]

The second patch does not apply on top of the first.
Hunk #1 succeeded at 1258 (offset 26 lines).
Hunk #2 FAILED at 1242.
Hunk #3 succeeded at 1301 (offset 31 lines).
Hunk #4 succeeded at 1338 (offset 31 lines).


http://reviews.llvm.org/D6551

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