242   ProgramStateRef trueState, falseState;  in CheckOpenVariant()  local
243   std::tie(trueState, falseState) = state->assume(maskedFlags);  in CheckOpenVariant()
247   if (!(trueState && !falseState))  in CheckOpenVariant()
257     ReportOpenBug(C, trueState,  in CheckOpenVariant()
317                                  ProgramStateRef *trueState,  in IsZeroByteAllocation()  argument
319   std::tie(*trueState, *falseState) =  in IsZeroByteAllocation()
322   return (*falseState && !*trueState);  in IsZeroByteAllocation()
363   ProgramStateRef trueState = nullptr, falseState = nullptr;  in BasicAllocationCheck()  local
371   if (IsZeroByteAllocation(state, argVal, &trueState, &falseState)) {  in BasicAllocationCheck()
376   assert(trueState);  in BasicAllocationCheck()
377   if (trueState != state)  in BasicAllocationCheck()
378     C.addTransition(trueState);  in BasicAllocationCheck()
388   ProgramStateRef trueState = nullptr, falseState = nullptr;  in CheckCallocZero()  local
401     if (IsZeroByteAllocation(state, argVal, &trueState, &falseState)) {  in CheckCallocZero()
412   assert(trueState);  in CheckCallocZero()
413   if (trueState != state)  in CheckCallocZero()
414     C.addTransition(trueState);  in CheckCallocZero()