Akira Hatanaka 65bb3f92bd [CodeGen][ObjC] Annotate calls to objc_retainAutoreleasedReturnValue ...

with notail on x86-64.

On x86-64, the epilogue code inserted before the tail jump blocks the
autoreleased return optimization.

rdar://problem/38675807

Differential Revision: https://reviews.llvm.org/D59656

llvm-svn: 356705

2019-03-21 19:59:49 +00:00

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