From: Gerrit Code Review <noreply-gerritcodereview@google.com>
Date: Mon, 21 Dec 2020 19:23:41 +0000 (+0000)
Subject: Merge "[dev.regabi] all: merge master into dev.regabi" into dev.regabi
X-Git-Tag: go1.17beta1~1473^2~139^2
X-Git-Url: http://www.git.cypherpunks.su/?a=commitdiff_plain;h=4e8f681eff;p=gostls13.git

Merge "[dev.regabi] all: merge master into dev.regabi" into dev.regabi
---

4e8f681eff57803d8f3d40a71f6f70ed7618466b
diff --cc src/cmd/compile/internal/gc/order.go
index 7915e4b2f7,888e8ea907..9c03a5843c
--- a/src/cmd/compile/internal/gc/order.go
+++ b/src/cmd/compile/internal/gc/order.go
@@@ -892,12 -892,12 +892,12 @@@ func (o *Order) stmt(n ir.Node) 
  
  			case ir.OSELRECV2:
  				// case x, ok = <-c
 +				r := r.(*ir.AssignListStmt)
  				recv := r.Rlist().First().(*ir.UnaryExpr)
  				recv.SetLeft(o.expr(recv.Left(), nil))
- 				if recv.Left().Op() != ir.ONAME {
+ 				if !ir.IsAutoTmp(recv.Left()) {
  					recv.SetLeft(o.copyExpr(recv.Left()))
  				}
 -				r := r.(*ir.AssignListStmt)
  				init := r.PtrInit().Slice()
  				r.PtrInit().Set(nil)