[llvm] [BOLT][DWARF] Fix debug info update issue with dwarf4 dwp (PR #155619)

[Paschalis Mpeis via llvm-commits]

https://github.com/paschalis-mpeis requested changes to this pull request.

Hey @Jinjie-Huang,

Thanks for your work! :)
Could you amend cflags to `X86/dwarf4-dwp-x86.s` as it currently cross-runs on AArch64 with failures:
```
Failed Tests (1):
  BOLT :: X86/dwarf4-dwp-x86.s
```

Tried on a local AArch64 machine with targets: 'AArch64;X86'. The buildbot would hit it too.


https://github.com/llvm/llvm-project/pull/155619