PVS-Studio warning V530 for ITK

GEImageHeader *
GE5ImageIO::ReadHeader(const char  *FileNameToRead)
{
  ....
  std::string tmpId(buffer+VOff(84,88), 13);
  std::remove(tmpId.begin(), tmpId.end(), '-');
  ....
}

This suspicious code was found in ITK project by PVS-Studio static code analyzer.
Warning message is:
V530 The return value of function 'remove' is required to be utilized. itkge5imageio.cxx 297

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/