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Add Windows support for the GNUstep Objective-C ABI V2.

Description

Add Windows support for the GNUstep Objective-C ABI V2.

Summary:
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*.

Reviewers: rjmccall, DHowett-MSFT

Reviewed By: rjmccall, DHowett-MSFT

Subscribers: mgrang, mstorsjo, smeenai, cfe-commits

Differential Revision: https://reviews.llvm.org/D50144

Details

Committed
theravenAug 10 2018, 5:53 AM
Reviewer
rjmccall
Differential Revision
D50144: Add Windows support for the GNUstep Objective-C ABI V2.
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