[all-commits] [llvm/llvm-project] cac880: [analyzer][solver] Introduce reasoning for not equ...

[Manas via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: cac8808f154cef6446e507d55aba5721c3bd5352
      https://github.com/llvm/llvm-project/commit/cac8808f154cef6446e507d55aba5721c3bd5352
  Author: Manas <manas18244 at iiitd.ac.in>
  Date:   2021-10-22 (Fri, 22 Oct 2021)

  Changed paths:
    M clang/lib/StaticAnalyzer/Core/RangeConstraintManager.cpp
    M clang/test/Analysis/constant-folding.c

  Log Message:
  -----------
  [analyzer][solver] Introduce reasoning for not equal to operator

Prior to this, the solver was only able to verify whether two symbols
are equal/unequal, only when constants were involved. This patch allows
the solver to work over ranges as well.

Reviewed By: steakhal, martong

Differential Revision: https://reviews.llvm.org/D106102

Patch by: @manas (Manas Gupta)