tree 76d09bd709525e6068b4be3c738a5af77c6b62ff
parent 84a03f0fa4d7748bddd8929fa163fb7b7efec6ed
author Than McIntosh <thanm@google.com> 1499696225 -0400
committer Than McIntosh <thanm@google.com> 1499700754 +0000

gollvm: cleanup of Bnode tree deletion/removal utilities

Move the Bnode::destroy method into BnodeBuilder, and incorporate
support for deleting arbitrary Bnode trees (with a mix of Bstatements
and Bexpressions) instead of just expression trees. Other small
cleanups.

Change-Id: I7b4f623a6543f62720d3f734df5f8fdd28a2159d
Reviewed-on: https://go-review.googlesource.com/47910
Reviewed-by: Cherry Zhang <cherryyz@google.com>