Use pre-increment on iterators

src/common/datetimefmt.cpp

@@ -844,7 +844,7 @@ wxDateTime::ParseRfc822Date(const wxString& date, wxString::const_iterator *end)
     wxDateTime_t sec = 0;
     if ( *p == ':' )
     {
-        p++;
+        ++p;
         if ( !wxIsdigit(*p) )
             return false;
 
@@ -1033,7 +1033,7 @@ wxDateTime::ParseFormat(const wxString& date,
                 // spaces in the input
                 while ( input != end && wxIsspace(*input) )
                 {
-                    input++;
+                    ++input;
                 }
             }
             else // !space
@@ -1772,7 +1772,7 @@ wxDateTime::ParseDate(const wxString& date, wxString::const_iterator *end)
 
     wxString::const_iterator p = pBegin;
     while ( p != pEnd && wxIsspace(*p) )
-        p++;
+        ++p;
 
     // some special cases
     static struct

src/qt/dc.cpp

@@ -93,7 +93,7 @@ void wxQtDCImpl::QtPreparePainter( )
                 m_qtPainter->setClipRect( r.x, r.y, r.width, r.height,
                                           append ? Qt::IntersectClip : Qt::ReplaceClip );
                 append = true;
-                ri++;
+                ++ri;
             }
         }
     }