[PATCH] D62804: [clangd] Enable extraction of system includes from custom toolchains

[Kadir Cetinkaya via Phabricator via cfe-commits]

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

Some custom toolchains come with their own header files and compiler
drivers. Those compiler drivers implicitly know about include search path for
those headers. This patch aims to extract that information from drivers and add
it to the command line when invoking clang frontend.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D62804

Files:
  clang-tools-extra/clangd/ClangdLSPServer.cpp
  clang-tools-extra/clangd/ClangdServer.h
  clang-tools-extra/clangd/GlobalCompilationDatabase.cpp
  clang-tools-extra/clangd/GlobalCompilationDatabase.h
  clang-tools-extra/clangd/test/system-include-extractor.test
  clang-tools-extra/clangd/tool/ClangdMain.cpp

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