[PATCH] D67496: [clangd] Collect macros in the preamble region of the main file

[Haojian Wu via Phabricator via cfe-commits]

hokein created this revision.
hokein added a reviewer: ilya-biryukov.
Herald added subscribers: kadircet, arphaman, mgrang, jkorous, MaskRay.
Herald added a project: clang.

- store all macro references in the ParsedAST, which also helps to implement find references for macros.
- unify the two variants of CollectMainFileMacros.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D67496

Files:
  clang-tools-extra/clangd/CodeComplete.cpp
  clang-tools-extra/clangd/Macro.h
  clang-tools-extra/clangd/ParsedAST.cpp
  clang-tools-extra/clangd/ParsedAST.h
  clang-tools-extra/clangd/Preamble.cpp
  clang-tools-extra/clangd/Preamble.h
  clang-tools-extra/clangd/SemanticHighlighting.cpp
  clang-tools-extra/clangd/unittests/ParsedASTTests.cpp
  clang-tools-extra/clangd/unittests/SemanticHighlightingTests.cpp

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