FileCheck-ize another test. Reduces the llc invocations from 8 to 1, and makes one of the tests actually mean something (as the string 'add' will always appear in the output of this file).
FileCheck-ize another test. Reduces the llc invocations from 8 to 1, and
makes one of the tests actually mean something (as the string 'add' will
always appear in the output of this file).

git-svn-id: 0ff597fd157e6f4fc38580e8d64ab130330d2411@134358 91177308-0d34-0410-b5e6-96231b3b80d8

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