Fix incorrect comment
authorJoseph Tremoulet <jotrem@microsoft.com>
Fri, 20 Jan 2017 21:42:28 +0000 (16:42 -0500)
committerJoseph Tremoulet <jotrem@microsoft.com>
Sat, 21 Jan 2017 01:30:35 +0000 (20:30 -0500)
commit1082757a43da09c22018a5457649b121b64a2d64
treebda0877705f0eac0e6922b865f47f7c370993108
parent627b2786b48753a898565cdeeff966a3946539d0
Fix incorrect comment

Rewrite bogus reference to nonexistsent `m_HeapDef` to correctly refer to
`block->bbHeapDef`.  Also change "doesn't kill heap" to "doesn't kill heap
liveness" (since it still kills availability).

Also add clarifying comments where `bbHeapUse` and `bbHeapDef` are
declared.
src/jit/block.h
src/jit/liveness.cpp