[all-commits] [llvm/llvm-project] d334fe: [SCEV] Make SCEVUnionPredicate externally immutabl...

[Philip Reames via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: d334fec1409c5b158bbed2f5694983cbb8a70f11
      https://github.com/llvm/llvm-project/commit/d334fec1409c5b158bbed2f5694983cbb8a70f11
  Author: Philip Reames <listmail at philipreames.com>
  Date:   2022-02-09 (Wed, 09 Feb 2022)

  Changed paths:
    M llvm/include/llvm/Analysis/ScalarEvolution.h
    M llvm/lib/Analysis/ScalarEvolution.cpp
    M llvm/unittests/Analysis/ScalarEvolutionTest.cpp

  Log Message:
  -----------
  [SCEV] Make SCEVUnionPredicate externally immutable [NFC]

This is the last major stepping stone before being able to allocate the node via the folding set allocator.  That will in turn allow more general SCEV predicate expression trees.