tree 1201a87f3210fab9e8bee5c0e6a43bbf17823127
parent 9e406ddb4e05c9689727f9db9ff5743b0825479f
author Cherry Zhang <cherryyz@google.com> 1546989750 -0500
committer Cherry Zhang <cherryyz@google.com> 1547234943 +0000

passes: handle FCA in statepoint pass

FCA (First Class Aggregate) may appear in the IR and may contain
live pointers. We need to handle them in the statepoint pass.

Change-Id: I4e23ab7614a84719de49edbda5031f2511743a15
Reviewed-on: https://go-review.googlesource.com/c/157139
Reviewed-by: Than McIntosh <thanm@google.com>