Merge "If a general reduction kernel lacks a combiner function, synthesize...
Merge "If a general reduction kernel lacks a combiner function, synthesize one." am: 1ca1ee85 am: 77b7a394
am: eeff67b2
* commit 'eeff67b2':
If a general reduction kernel lacks a combiner function, synthesize one.
Change-Id: Ic38976307dbeb86ce5cfc7d07668c1eee18e26f8