test/CodeGen: Don't rely on a value's number in check lines
test/CodeGen: Don't rely on a value's number in check lines

The tests in r215568 hard code a value as %0 in their checks. This
isn't correct in asserts builds.

git-svn-id: ffe668792ed300d6c2daa1f6eba2e0aa28d7ec6c@215585 91177308-0d34-0410-b5e6-96231b3b80d8

apple/swift-clang,llvm-mirror/clang,apple/swift-clang,llvm-mirror/clang,llvm-mirror/clang,apple/swift-clang,apple/swift-clang,apple/swift-clang,llvm-mirror/clang,llvm-mirror/clang,llvm-mirror/clang,apple/swift-clang,llvm-mirror/clang,apple/swift-clang,apple/swift-clang,apple/swift-clang,llvm-mirror/clang,llvm-mirror/clang,apple/swift-clang,llvm-mirror/clang