PVS-Studio warning V501 for WinMerge

void CMergeDoc::Computelinediff(
  CCrystalTextView *pView1, CCrystalTextView *pView2, ....)
{
  ....
  if (pView1->GetTextBufferEol(line) !=
      pView1->GetTextBufferEol(line))
  ....
}

This suspicious code was found in WinMerge project by PVS-Studio static code analyzer.
Warning message is:
V501 There are identical sub-expressions 'pView1->GetTextBufferEol(line)' to the left and to the right of the '!=' operator. Merge mergedoclinediffs.cpp 216

PVS-Studio is a static analyzer for detecting bugs in the source code of applications written in C, C++, C++11, C++/CX. Site: http://www.viva64.com/en/pvs-studio/