This was adapted from a test in SkSLInterpreterOutParams and presents a
challenging double swizzle.
Change-Id: Icb7b3bbb18d4b3cfa0c26acb524c08812ba88096
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/319920
Commit-Queue: John Stiles <johnstiles@google.com>
Commit-Queue: Brian Osman <brianosman@google.com>
Auto-Submit: John Stiles <johnstiles@google.com>
Reviewed-by: Brian Osman <brianosman@google.com>
