PVS-Studio warning V560 for DeSmuME

INLINE static int check_breaks_gdb(....) {
  int found_break = 0;
  ...
  while ( bpoint != NULL && !found_break) {
    ...
    found_break not used inside loop
    ...
  }
  return found_break;
}

This suspicious code was found in DeSmuME project by PVS-Studio static code analyzer.
Warning message is:
V560 A part of conditional expression is always true: !found_break. DeSmuME_VS2005 gdbstub.cpp 1002

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