[all-commits] [llvm/llvm-project] 38778e: Provide anchor for compiler extensions

[serge-sans-paille via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: 38778e1087b2825e91b07ce4570c70815b49dcdc
      https://github.com/llvm/llvm-project/commit/38778e1087b2825e91b07ce4570c70815b49dcdc
  Author: Serge Guelton <sguelton at redhat.com>
  Date:   2020-09-08 (Tue, 08 Sep 2020)

  Changed paths:
    M llvm/lib/Extensions/Extensions.cpp
    M llvm/lib/Extensions/LLVMBuild.txt

  Log Message:
  -----------
  Provide anchor for compiler extensions

This patch is cherry-picked from 04b0a4e22e3b4549f9d241f8a9f37eebecb62a31, and
amended to prevent an undefined reference to `llvm::EnableABIBreakingChecks'