Make MMTk recognize pointers to object ends as internal pointers#280

qinsoon wants to merge 1 commit intommtk:mmtk-support-moving-upstreammmtk/mmtk-julia:mmtk-support-moving-upstreamfrom

qinsoon:test-object-end-internal-pointerqinsoon/mmtk-julia:test-object-end-internal-pointerCopy head branch name to clipboard