[PATCH] D27673: [clang-move] Only move used helper declarations.

[Haojian Wu via Phabricator via cfe-commits]

hokein created this revision.
hokein added a reviewer: ioeric.
hokein added a subscriber: cfe-commits.
Herald added a subscriber: mgorny.

Instead of moving all the helper declarations blindly, this patch
implement an AST-based call graph solution to make clang-move only move used
helper decls to new.cc and remove unused decls in old.cc.


https://reviews.llvm.org/D27673

Files:
  clang-move/CMakeLists.txt
  clang-move/ClangMove.cpp
  clang-move/ClangMove.h
  clang-move/UsedHelperDeclFinder.cpp
  clang-move/UsedHelperDeclFinder.h
  test/clang-move/Inputs/helper_decls_test.cpp
  test/clang-move/Inputs/helper_decls_test.h
  test/clang-move/Inputs/multiple_class_test.cpp
  test/clang-move/move-multiple-classes.cpp
  test/clang-move/move-used-helper-decls.cpp
  unittests/clang-move/ClangMoveTests.cpp

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