[PATCH] D158407: #llvm #flow-analysis Simplify formula at CNF construction time, and short-cut solving of known contradictory formulas.

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In dataflow analysis, SAT solver: simplify formula during CNF construction and short-cut
solving when the formula has been recognized as contradictory.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D158407

Files:
  clang/lib/Analysis/FlowSensitive/WatchedLiteralsSolver.cpp
  clang/unittests/Analysis/FlowSensitive/SolverTest.cpp

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