[Diffusion] rL249718: [bpf] Do not expand UNDEF SDNode during insn selection lowering

[Alexei Starovoitov via llvm-commits]

ast added auditors: 3.7-release, llvm-commits, tstellarAMD.
ast added a comment.

bug fix


Users:
  ast (Author)
  3.7-release (Auditor)
  llvm-commits (Auditor)
  tstellarAMD (Auditor)

http://reviews.llvm.org/rL249718