baloghadamsoftware marked an inline comment as done.
baloghadamsoftware added inline comments.
Herald added a subscriber: DenisDvlp.


================
Comment at: clang/lib/StaticAnalyzer/Checkers/IteratorModeling.cpp:489-490
+    StringRef ChangeText =
+      ((Op == OO_Plus || Op == OO_PlusEqual) != (ChangeVal <= 0)) ?
+      "incremented" : "decremented";
+    const NoteTag *ChangeTag = getChangeTag(C, ChangeText, ItE,
----------------
NoQ wrote:
> NoQ wrote:
> > Can we assert out the `ChangeVal == 0` case or make a better message for it 
> > (`"unchanged"` or something like that)?
> Another important thing to do here is to track the RHS value via 
> `trackExpressionValue()`. I.e., why do we think that iterator is incremented 
> by 1 and not by 2?
I agree, that is important, but where should I call it? This is the modeling 
checker, which models the increments and the decrements, but 
`trackExpressionValue()` can only be invoked for bug reports. Should I put it 
into the `NoteTag` lambda?


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D74541/new/

https://reviews.llvm.org/D74541



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