tree 5703a9d7554e719aa3b44ea6003a0345e5d498e4
parent ec5fda4dedbc249b61be032f710e8c9d6396fee8
author John McCall <rjmccall@apple.com> 1347060650 +0000
committer John McCall <rjmccall@apple.com> 1347060650 +0000

In ARC, if we're emitting assembly markers for calls to
objc_retainAutoreleasedReturnValue, we need to also be killing
them during return peepholing.  Make sure we recognize an
intervening bitcast, but more importantly, assert if we can't
find the asm marker at all.  rdar://problem/12133032

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@163431 91177308-0d34-0410-b5e6-96231b3b80d8