[PATCH] D122231: [clang][dataflow] Add support for `value_or` in a comparison.

[Yitzhak Mandelbaum via Phabricator via cfe-commits]

ymandel created this revision.
ymandel added reviewers: sgatev, xazax.hun.
Herald added subscribers: tschuett, steakhal, rnkovacs.
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This patch adds limited modeling of the `value_or` method. Specifically, when
used in a particular idiom in a comparison to implicitly check whether the
optional holds a value.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D122231

Files:
  clang/lib/Analysis/FlowSensitive/Models/UncheckedOptionalAccessModel.cpp
  clang/unittests/Analysis/FlowSensitive/UncheckedOptionalAccessModelTest.cpp

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