Fix PR9947 by placing OPFL_MemRefs on the node using memory operands rather than
the root if there is only one such node. This leaves only 2 verifier failures in
the entire test suite when running "make check".

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@131677 91177308-0d34-0410-b5e6-96231b3b80d8
1 file changed