PVS-Studio warning V517 for Doom3

const char *idAnim::AddFrameCommand(....)
{
  ...
  } else if ( token == "muzzle_flash" ) {
  ...
  } else if ( token == "muzzle_flash" ) {
  ...
}

This suspicious code was found in Doom3 project by PVS-Studio static code analyzer.
Warning message is:
V517 The use of 'if (A) {...} else if (A) {...}' pattern was detected. There is a probability of logical error presence. Check lines: 524, 533. Game anim_blend.cpp 524

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