================ @@ -1191,6 +1199,49 @@ void StreamChecker::evalSetFeofFerror(const FnDescription *Desc, C.addTransition(State); } +void StreamChecker::preFflush(const FnDescription *Desc, const CallEvent &Call, + CheckerContext &C) const { + ProgramStateRef State = C.getState(); + SVal StreamVal = getStreamArg(Desc, Call); + std::optional<DefinedSVal> Stream = StreamVal.getAs<DefinedSVal>(); + if (!Stream) + return; + + ConstraintManager::ProgramStatePair SP = + C.getConstraintManager().assumeDual(State, *Stream); + if (State = SP.first) + if (State = ensureStreamOpened(StreamVal, C, State)) + C.addTransition(State); ---------------- balazske wrote:
I think another `addTransition` is needed for `SP.second` if it is non-null. https://github.com/llvm/llvm-project/pull/74296 _______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits