[all-commits] [llvm/llvm-project] 29e8b8: [bugpoint] Reduce metadata that does not contribut...

[Florian Hahn via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: 29e8b8ce6697414759f9314255d0165edbb3e454
      https://github.com/llvm/llvm-project/commit/29e8b8ce6697414759f9314255d0165edbb3e454
  Author: Florian Hahn <flo at fhahn.com>
  Date:   2019-10-30 (Wed, 30 Oct 2019)

  Changed paths:
    M llvm/test/BugPoint/metadata.ll
    A llvm/test/BugPoint/retain-crashing-metadata.ll
    M llvm/tools/bugpoint-passes/TestPasses.cpp
    M llvm/tools/bugpoint/CrashDebugger.cpp

  Log Message:
  -----------
  [bugpoint] Reduce metadata that does not contribute to crash.

Add a new reducer that drops metadata that does not contribute to the
crash from instructions.

It adjusts the metadata.ll test case, as now also the instruction level
metadata will get dropped.

Reviewers: davide, reames, modocache

Reviewed By: reames

Differential Revision: https://reviews.llvm.org/D69234