- auto + decltype + template use was not inferrable in
`Transform/Simplify.cpp accessesInOrder`.
- changed code to explicitly construct required vector instead of using
higher order iterator helpers.
- Failing compiler spec:
Apple LLVM version 7.3.0 (clang-703.0.31)
Target: x86_64-apple-darwin15.6.0
llvm-svn: 303039