[PATCH] D16821: Add whole-program vtable optimization feature to Clang.

[Peter Collingbourne via cfe-commits]

pcc created this revision.
pcc added reviewers: joker.eph, pete, chandlerc.
pcc added subscribers: hans, kcc, cfe-commits.

This patch introduces the -fwhole-program-vtables flag, which enables the
whole-program vtable optimization feature (D16795) in Clang.

http://reviews.llvm.org/D16821

Files:
  docs/UsersManual.rst
  include/clang/Driver/Options.td
  include/clang/Frontend/CodeGenOptions.def
  include/clang/Frontend/CodeGenOptions.h
  lib/CodeGen/CGClass.cpp
  lib/CodeGen/CGExprCXX.cpp
  lib/CodeGen/CGVTables.cpp
  lib/CodeGen/CodeGenFunction.h
  lib/CodeGen/CodeGenModule.cpp
  lib/CodeGen/CodeGenModule.h
  lib/CodeGen/ItaniumCXXABI.cpp
  lib/CodeGen/MicrosoftCXXABI.cpp
  lib/Driver/Tools.cpp
  lib/Frontend/CompilerInvocation.cpp
  runtime/CMakeLists.txt
  runtime/vtables_blacklist.txt
  test/CodeGenCXX/bitset-blacklist.cpp
  test/CodeGenCXX/bitsets.cpp
  test/CodeGenCXX/cfi-blacklist.cpp
  test/CodeGenCXX/cfi-vcall.cpp
  test/Driver/Inputs/resource_dir/vtables_blacklist.txt
  test/Driver/whole-program-vtables.c

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