[PATCH] D75951: Keep a list of already-included pragma-once files for mods.

[Vy Nguyen via Phabricator via cfe-commits]

oontvoo updated this revision to Diff 253245.
oontvoo added a comment.

Updated tests and get it to pass


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D75951/new/

https://reviews.llvm.org/D75951

Files:
  clang/include/clang/Lex/HeaderSearch.h
  clang/include/clang/Lex/Preprocessor.h
  clang/include/clang/Serialization/ASTBitCodes.h
  clang/include/clang/Serialization/ASTReader.h
  clang/include/clang/Serialization/ASTWriter.h
  clang/lib/Lex/HeaderSearch.cpp
  clang/lib/Serialization/ASTReader.cpp
  clang/lib/Serialization/ASTWriter.cpp
  clang/test/Modules/Inputs/dummy_pragma_once.h
  clang/test/Modules/Inputs/dummy_textual_header.h
  clang/test/Modules/Inputs/module.map
  clang/test/Modules/import-pragma-once.c

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