[BOLT] unambiguous reference error on two-stage build

[mccakit]

bolt/lib/Target/X86/X86MCPlusBuilder.cpp

Can't be compiled by clang because of ambiguous reference.

The file should be rewritten without using namespace directives

[llvmbot]

@llvm/issue-subscribers-bolt

Author: mccakit (mccakit)

bolt/lib/Target/X86/X86MCPlusBuilder.cpp

Can't be compiled by clang because of ambiguous reference.

The file should be rewritten without using namespace directives

[maksfb]

Could you share an error log and repro steps?