[all-commits] [llvm/llvm-project] fc62b3: [llvm-reduce] add ReduceAttribute delta pass

[Nick Desaulniers via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: fc62b36a000681c01e993242b583c5ec4ab48a3c
      https://github.com/llvm/llvm-project/commit/fc62b36a000681c01e993242b583c5ec4ab48a3c
  Author: Nick Desaulniers <ndesaulniers at google.com>
  Date:   2020-02-05 (Wed, 05 Feb 2020)

  Changed paths:
    A llvm/test/Reduce/Inputs/remove-attributes.py
    A llvm/test/Reduce/remove-attributes.ll
    M llvm/tools/llvm-reduce/CMakeLists.txt
    M llvm/tools/llvm-reduce/DeltaManager.h
    A llvm/tools/llvm-reduce/deltas/ReduceAttributes.cpp
    A llvm/tools/llvm-reduce/deltas/ReduceAttributes.h
    M llvm/tools/llvm-reduce/deltas/ReduceInstructions.cpp

  Log Message:
  -----------
  [llvm-reduce] add ReduceAttribute delta pass

Summary:
The output from llvm-reduce still has significantly more attributes than
bugpoint does.  Teach llvm-reduce to remove attributes.

Reviewers: diegotf, dblaikie, george.burgess.iv

Subscribers: mgorny, llvm-commits

Tags: #llvm

Differential Revision: https://reviews.llvm.org/D73853