Bill Wendling 0dc08915d2 Have the bitcode writer and reader handle the new attribute references.
The bitcode writer emits a reference to the attribute group that the object at
the given index refers to. The bitcode reader is modified to read this in and
map it back to the attribute group.

llvm-svn: 174952
2013-02-12 08:13:50 +00:00
..