[PATCH] D104656: Reland "[AArch64] handle -Wa,-march="

[Jian Cai via Phabricator via cfe-commits]

jcai19 created this revision.
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This reverts commit fd11a26d368c5a909fb88548fef2cee7a6c2c931 <https://reviews.llvm.org/rGfd11a26d368c5a909fb88548fef2cee7a6c2c931>, which was
reverted by 9145a3d4ab7eb05d9fb113b5392e8961df629b88 <https://reviews.llvm.org/rG9145a3d4ab7eb05d9fb113b5392e8961df629b88> due to a test
failure on aarch64 backend, e.g.
https://lab.llvm.org/buildbot/#/builders/43/builds/7031. This patch
fixed the test failure.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D104656

Files:
  clang/lib/Driver/ToolChains/Arch/AArch64.cpp
  clang/lib/Driver/ToolChains/Arch/AArch64.h
  clang/lib/Driver/ToolChains/Clang.cpp
  clang/test/Driver/aarch64-target-as-march.s

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