[all-commits] [llvm/llvm-project] b00fc5: Fix Mem leak in LLVMTargetMachine.cpp

[XinWang10 via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: b00fc5ac995b982909e685439f3d5cef86b4bed6
      https://github.com/llvm/llvm-project/commit/b00fc5ac995b982909e685439f3d5cef86b4bed6
  Author: Wang, Xin10 <xin10.wang at intel.com>
  Date:   2023-04-12 (Wed, 12 Apr 2023)

  Changed paths:
    M llvm/lib/CodeGen/LLVMTargetMachine.cpp

  Log Message:
  -----------
  Fix Mem leak in LLVMTargetMachine.cpp

If we go to line 302, with one of MCE or MAB is not nullptr, then we could
leak mem here.
Use unique_ptr to maintain these 2 pointer can avoid it.

Reviewed By: LuoYuanke

Differential Revision: https://reviews.llvm.org/D148003