The code in TypeLocBuilder::pushImpl wasn't correctly handling the case
where an element that has an 8-byte alignment was being pushed.

I plan to follow up with a patch to remove redundancies and simplify the
function.

rdar://problem/23838912

Differential Revision: http://reviews.llvm.org/D16843


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@261260 91177308-0d34-0410-b5e6-96231b3b80d8