[QGIS Commit] [qgis/QGIS] 7f346a: Fix warnings

[GitHub]

  Branch: refs/heads/master
  Home:   https://github.com/qgis/QGIS
  Commit: 7f346a4f19e0325fbfac40827cccb59d48278a64
      https://github.com/qgis/QGIS/commit/7f346a4f19e0325fbfac40827cccb59d48278a64
  Author: Matthias Kuhn <matthias.kuhn at gmx.ch>
  Date:   2013-10-10 (Thu, 10 Oct 2013)

  Changed paths:
    M src/core/qgsexpression.cpp

  Log Message:
  -----------
  Fix warnings