[PATCH] D108858: TypeInfo records more information about align requirement

[Steven Wan via Phabricator via cfe-commits]

stevewan created this revision.
stevewan requested review of this revision.
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Extend the information preserved in `TypeInfo` by replacing the
`AlignIsRequired` bool flag with a three-valued enum, the enum also
indicates where the alignment attribute come from, which could be
helpful in determining whether the attribute should overrule.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D108858

Files:
  clang/include/clang/AST/ASTContext.h
  clang/lib/AST/ASTContext.cpp
  clang/lib/AST/RecordLayoutBuilder.cpp
  clang/lib/CodeGen/CGDebugInfo.cpp
  clang/lib/CodeGen/MicrosoftCXXABI.cpp
  clang/lib/CodeGen/TargetInfo.cpp

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