From: Tal Shprecher <tshprecher@gmail.com>
Date: Wed, 13 Apr 2016 05:29:34 +0000 (-0700)
Subject: cmd/compile: remove unnecessary assignments while type checking.
X-Git-Tag: go1.7beta1~717
X-Git-Url: http://www.git.cypherpunks.su/?a=commitdiff_plain;h=6531fab06fc4667b7d167c7e3ee936f28bac68e2;p=gostls13.git

cmd/compile: remove unnecessary assignments while type checking.

Change-Id: Ica0ec84714d7f01d800d62fa10cdb08321d43cf3
Reviewed-on: https://go-review.googlesource.com/21967
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
Run-TryBot: Brad Fitzpatrick <bradfitz@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Matthew Dempsky <mdempsky@google.com>
---

diff --git a/src/cmd/compile/internal/gc/typecheck.go b/src/cmd/compile/internal/gc/typecheck.go
index a20f87d940..f676b9dd09 100644
--- a/src/cmd/compile/internal/gc/typecheck.go
+++ b/src/cmd/compile/internal/gc/typecheck.go
@@ -338,7 +338,6 @@ OpSwitch:
 		ok |= Etype
 
 		if n.Type == nil {
-			n.Type = nil
 			return n
 		}
 
@@ -449,7 +448,6 @@ OpSwitch:
 		n.Op = OTYPE
 		n.Type = tointerface(n.List.Slice())
 		if n.Type == nil {
-			n.Type = nil
 			return n
 		}
 
@@ -458,7 +456,6 @@ OpSwitch:
 		n.Op = OTYPE
 		n.Type = functype(n.Left, n.List.Slice(), n.Rlist.Slice())
 		if n.Type == nil {
-			n.Type = nil
 			return n
 		}
 		n.Left = nil
@@ -822,7 +819,6 @@ OpSwitch:
 		ok |= Erv
 		n = typecheckcomplit(n)
 		if n.Type == nil {
-			n.Type = nil
 			return n
 		}
 		break OpSwitch
@@ -864,7 +860,6 @@ OpSwitch:
 			if n.Type.Etype != TFUNC || n.Type.Recv() == nil {
 				Yyerror("type %v has no method %v", n.Left.Type, Sconv(n.Right.Sym, FmtShort))
 				n.Type = nil
-				n.Type = nil
 				return n
 			}
 
@@ -1961,7 +1956,6 @@ OpSwitch:
 		ok |= Erv
 		typecheckclosure(n, top)
 		if n.Type == nil {
-			n.Type = nil
 			return n
 		}
 		break OpSwitch