[PATCH] D50144: Add Windows support for the GNUstep Objective-C ABI V2.

[David Chisnall via Phabricator via cfe-commits]

theraven created this revision.
theraven added reviewers: rjmccall, DHowett-MSFT.
Herald added a subscriber: cfe-commits.

Introduces funclet-based unwinding for Objective-C and fixes an issue
where global blocks can't have their isa pointers initialised on
Windows.

After discussion with Dustin, this changes the name mangling of
Objective-C types to prevent a C++ catch statement of type struct X*
from catching an Objective-C object of type X*.


Repository:
  rC Clang

https://reviews.llvm.org/D50144

Files:
  include/clang/Driver/Options.td
  lib/AST/MicrosoftMangle.cpp
  lib/CodeGen/CGBlocks.cpp
  lib/CodeGen/CGException.cpp
  lib/CodeGen/CGObjCGNU.cpp
  lib/CodeGen/CGObjCRuntime.cpp
  lib/CodeGen/CGObjCRuntime.h
  lib/CodeGen/CodeGenFunction.h
  lib/CodeGen/EHScopeStack.h
  lib/Driver/ToolChains/Clang.cpp
  test/CodeGenObjC/gnu-init.m
  test/CodeGenObjCXX/arc-marker-funclet.mm
  test/CodeGenObjCXX/microsoft-abi-arc-param-order.mm
  test/CodeGenObjCXX/msabi-objc-extensions.mm
  test/CodeGenObjCXX/msabi-objc-types.mm

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