[PATCH] D99292: [flang][driver] Add support for `-cpp/-nocpp`

[Andrzej Warzynski via Phabricator via cfe-commits]

awarzynski updated this revision to Diff 333807.
awarzynski added a comment.

Address PR comments + updated comments + rebase

I refined some comments and added `-fpp` to the list of file extensions. Thank you @kiranchandramohan for pointing this out!


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D99292/new/

https://reviews.llvm.org/D99292

Files:
  clang/include/clang/Driver/Options.td
  flang/include/flang/Frontend/CompilerInvocation.h
  flang/include/flang/Frontend/FrontendOptions.h
  flang/include/flang/Frontend/PreprocessorOptions.h
  flang/lib/Frontend/CompilerInstance.cpp
  flang/lib/Frontend/CompilerInvocation.cpp
  flang/lib/Frontend/FrontendAction.cpp
  flang/lib/Frontend/FrontendActions.cpp
  flang/lib/Frontend/FrontendOptions.cpp
  flang/test/Driver/cpp_nocpp.F90
  flang/test/Driver/driver-help-hidden.f90
  flang/test/Driver/driver-help.f90
  flang/test/Driver/predefined-macros-compiler-version.F90
  flang/test/Driver/predefined-macros-compiler-version.f90

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