[PATCH] D67163: [Driver] Use shared singleton instance of DriverOptTable

[Ilya Biryukov via Phabricator via cfe-commits]

ilya-biryukov created this revision.
ilya-biryukov added reviewers: gribozavr, sammccall.
Herald added a subscriber: kadircet.
Herald added a project: clang.

This significantly reduces the time required to run clangd tests, by
~10%.

Should also have an effect on other tests that run command-line parsing
multiple times inside a single invocation.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D67163

Files:
  clang-tools-extra/modularize/Modularize.cpp
  clang/include/clang/Driver/Driver.h
  clang/include/clang/Driver/Options.h
  clang/lib/Driver/Driver.cpp
  clang/lib/Driver/DriverOptions.cpp
  clang/lib/Frontend/CompilerInvocation.cpp
  clang/lib/FrontendTool/ExecuteCompilerInvocation.cpp
  clang/lib/Tooling/InterpolatingCompilationDatabase.cpp
  clang/lib/Tooling/Tooling.cpp
  clang/tools/clang-check/ClangCheck.cpp
  clang/tools/driver/cc1as_main.cpp
  clang/tools/driver/driver.cpp

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