[X86][SSE] Add reduced crash test case for r336113 - [X86][SSE] Blend any v8i16/v4i32 shift with 2 shift unique values
[X86][SSE] Add reduced crash test case for r336113 - [X86][SSE] Blend any v8i16/v4i32 shift with 2 shift unique values

The patch was reverted at r336189 due to crashes

git-svn-id: 0ff597fd157e6f4fc38580e8d64ab130330d2411@336247 91177308-0d34-0410-b5e6-96231b3b80d8

apple/swift-llvm,llvm-mirror/llvm,llvm-mirror/llvm,apple/swift-llvm,apple/swift-llvm,apple/swift-llvm,GPUOpen-Drivers/llvm,llvm-mirror/llvm,llvm-mirror/llvm,llvm-mirror/llvm,GPUOpen-Drivers/llvm,apple/swift-llvm,GPUOpen-Drivers/llvm,apple/swift-llvm,llvm-mirror/llvm,GPUOpen-Drivers/llvm,GPUOpen-Drivers/llvm,apple/swift-llvm,GPUOpen-Drivers/llvm,GPUOpen-Drivers/llvm,llvm-mirror/llvm,llvm-mirror/llvm,apple/swift-llvm,llvm-mirror/llvm,GPUOpen-Drivers/llvm