[PATCH] D134353: [AArch64] Add all predecessor archs in target info

[Daniel Kiss via Phabricator via llvm-commits]

danielkiss created this revision.
danielkiss added reviewers: dmgreen, tschuett, samparker.
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A given function is compatible with all previous arch versions.
To avoid compering values of the attribute this logic adds all predecessor
architecture values.


https://reviews.llvm.org/D134353

Files:
  clang/lib/Basic/Targets/AArch64.cpp
  clang/lib/Basic/Targets/AArch64.h
  clang/lib/Driver/ToolChains/Arch/AArch64.cpp
  llvm/include/llvm/Support/AArch64TargetParser.h

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