[Tests] Add a tricky LFTR case for documentation purposes
[Tests] Add a tricky LFTR case for documentation purposes

Thought of this case while working on something else.  We appear to get it right in all of the variations I tried, but that's by accident.  So, add a test which would catch the potential bug.



git-svn-id: 0ff597fd157e6f4fc38580e8d64ab130330d2411@363953 91177308-0d34-0410-b5e6-96231b3b80d8

GPUOpen-Drivers/llvm,llvm-mirror/llvm,llvm-mirror/llvm,llvm-mirror/llvm,GPUOpen-Drivers/llvm,llvm-mirror/llvm,GPUOpen-Drivers/llvm,llvm-mirror/llvm,GPUOpen-Drivers/llvm,GPUOpen-Drivers/llvm,llvm-mirror/llvm,GPUOpen-Drivers/llvm,llvm-mirror/llvm,GPUOpen-Drivers/llvm,llvm-mirror/llvm,llvm-mirror/llvm,GPUOpen-Drivers/llvm