PVS-Studio warning V674 for FlightGear

static PositionedID readNavFromStream(....)
{
  ....
  int freq, range;
  ....
  if (range < 0.01) {
    range = defaultNavRange(ident, type);
  }
  ....
}

This suspicious code was found in FlightGear project by PVS-Studio static code analyzer.
Warning message is:
V674 The '0.01' literal of the 'double' type is compared to a value of the 'int' type. Consider inspecting the 'range < 0.01' expression. navdb.cxx 172

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/