[all-commits] [llvm/llvm-project] 4637da: Revert D84264 "[SCCP] Directly remove non-feasible...

[Fangrui Song via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: 4637daa9905cbe12adba85fc88ea95a3be7db85d
      https://github.com/llvm/llvm-project/commit/4637daa9905cbe12adba85fc88ea95a3be7db85d
  Author: Fangrui Song <maskray at google.com>
  Date:   2020-07-23 (Thu, 23 Jul 2020)

  Changed paths:
    M llvm/lib/Transforms/Scalar/SCCP.cpp
    M llvm/test/Transforms/SCCP/conditions-ranges.ll
    M llvm/test/Transforms/SCCP/predicateinfo-cond.ll
    M llvm/test/Transforms/SCCP/resolvedundefsin-tracked-fn.ll
    M llvm/test/Transforms/SCCP/switch-constantfold-crash.ll
    M llvm/test/Transforms/SCCP/switch.ll
    M llvm/test/Transforms/SCCP/widening.ll

  Log Message:
  -----------
  Revert D84264 "[SCCP] Directly remove non-feasible edges" & 5db5b4bc4394ca247c9eb665e03b851848aa2fbf

It breaks stage-2 build. Clang crashed when compiling
llvm/lib/Target/Hexagon/HexagonFrameLowering.cpp

llvm/Support/GenericDomTree.h eraseNode: Node is not a leaf node