Regression Test: Deletes redundant/invalid test.

Removes absdiff_expand.ll regression test file which is invalid.

Diffrential Revision: http://reviews.llvm.org/D11678

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@248493 91177308-0d34-0410-b5e6-96231b3b80d8
1 file changed