[ThinLTO] fix test failure without x86 backend

This patch moves ThinLTOBitcodeWriter/module-asm.ll test case into x86 directory to avoid a test failure when x86 backend is not enabled.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@324316 91177308-0d34-0410-b5e6-96231b3b80d8
2 files changed