[all-commits] [llvm/llvm-project] c8f822: [clang][dataflow] Ensure well-formed flow conditions.

[Yitzhak Mandelbaum via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: c8f822ad51951094504866049546bd2c3446728f
      https://github.com/llvm/llvm-project/commit/c8f822ad51951094504866049546bd2c3446728f
  Author: Yitzhak Mandelbaum <yitzhakm at google.com>
  Date:   2022-04-20 (Wed, 20 Apr 2022)

  Changed paths:
    M clang/lib/Analysis/FlowSensitive/TypeErasedDataflowAnalysis.cpp
    M clang/unittests/Analysis/FlowSensitive/TypeErasedDataflowAnalysisTest.cpp

  Log Message:
  -----------
  [clang][dataflow] Ensure well-formed flow conditions.

Ensure that the expressions associated with terminators are associated with a
value. Otherwise, we can generate degenerate flow conditions, where both
branches share the same condition.

Differential Revision: https://reviews.llvm.org/D123858