[PATCH] D74541: [Analyzer] Use note tags to track iterator increments and decrements

[Balogh, Ádám via Phabricator via cfe-commits]

baloghadamsoftware created this revision.
baloghadamsoftware added reviewers: NoQ, Szelethus.
baloghadamsoftware added a project: clang.
Herald added subscribers: steakhal, Charusso, donat.nagy, mikhail.ramalho, a.sidorin, rnkovacs, szepet.

Note tags marking the points where an iterator is incremented or decremented helps finding the root cause of iterator errors, especially out-of-range dereferences and out-of-range increments and decrements. This patch adds such tags.


Repository:
  rC Clang

https://reviews.llvm.org/D74541

Files:
  clang/lib/StaticAnalyzer/Checkers/DebugIteratorModeling.cpp
  clang/lib/StaticAnalyzer/Checkers/IteratorModeling.cpp
  clang/test/Analysis/iterator-modelling.cpp
  clang/test/Analysis/iterator-range.cpp

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