PVS-Studio warning V501 for Quake3

int VL_FindAdjacentSurface(....)
{
  ...
  if (fabs(dir[0]) > test->radius ||
      fabs(dir[1]) > test->radius ||
      fabs(dir[1]) > test->radius)
  {
  ...
}

This suspicious code was found in Quake3 project by PVS-Studio static code analyzer.
Warning message is:
V501 There are identical sub-expressions 'fabs(dir[1]) > test->radius' to the left and to the right of the '||' operator. q3map lightv.c 1962

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/