[Tile-serving] [osm2pgsql] Scan build analysis (#424)

[Paul Norman]

Some warnings found with LLVM 3.4 `scan-build`
You can view, comment on, or merge this pull request online at:

  https://github.com/openstreetmap/osm2pgsql/pull/424

-- Commit Summary --

  * Don't initalize values that are never used
  * Use shared_ptr for custom projections
  * Don't assign zoom_diff twice in expire-tiles

-- File Changes --

    M expire-tiles.cpp (3)
    M parse-o5m.cpp (3)
    M reprojection.cpp (10)
    M reprojection.hpp (5)

-- Patch Links --

https://github.com/openstreetmap/osm2pgsql/pull/424.patch
https://github.com/openstreetmap/osm2pgsql/pull/424.diff

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Reply to this email directly or view it on GitHub:
https://github.com/openstreetmap/osm2pgsql/pull/424
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