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-rw-r--r--tools/source/stream/strmwnt.cxx2
1 files changed, 2 insertions, 0 deletions
diff --git a/tools/source/stream/strmwnt.cxx b/tools/source/stream/strmwnt.cxx
index d5f519fcef05..ad4f1336339b 100644
--- a/tools/source/stream/strmwnt.cxx
+++ b/tools/source/stream/strmwnt.cxx
@@ -162,6 +162,8 @@ sal_Size SvFileStream::PutData( const void* pData, sal_Size nSize )
sal_uInt64 SvFileStream::SeekPos(sal_uInt64 const nPos)
{
+ // check if a truncated STREAM_SEEK_TO_END was passed
+ assert(nPos != (sal_uInt64)(sal_uInt32)STREAM_SEEK_TO_END);
DWORD nNewPos = 0;
if( IsOpen() )
{