Yi Jiang e64f5e0026 Test case for r191314.
Some supplemental information for r191314: We would like to make sure SLP Vectorizer will not try to vectorize tiny trees even with a negative threshold so we set the cost to INT_MAX. 



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@191327 91177308-0d34-0410-b5e6-96231b3b80d8
2013-09-24 19:33:53 +00:00
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2013-09-24 19:33:53 +00:00