Add some asserts to ensure cols and rows are >= 0 to avoid crashes

[wxWidgets.git] / src / common / file.cpp

diff --git a/src/common/file.cpp b/src/common/file.cpp
index 2b837569a2ed06b9106a2998f8746933f3a83670..bd4a4f0a0c3dc3567ef67b15c2d897836b5d4df7 100644 (file)
--- a/src/common/file.cpp
+++ b/src/common/file.cpp
@@ -415,8 +415,7 @@ wxFileOffset wxFile::Length() const
 
     wxFileOffset iRc = Tell();
     if ( iRc != wxInvalidOffset ) {
-        // have to use const_cast :-(
-        wxFileOffset iLen = ((wxFile *)this)->SeekEnd();
+        wxFileOffset iLen = const_cast<wxFile *>(this)->SeekEnd();
         if ( iLen != wxInvalidOffset ) {
             // restore old position
             if ( ((wxFile *)this)->Seek(iRc) == wxInvalidOffset ) {