diff --git a/src/cmd/compile/internal/gc/parser.go b/src/cmd/compile/internal/gc/parser.go
index 27ebf9bece7..a0aae5af270 100644
--- a/src/cmd/compile/internal/gc/parser.go
+++ b/src/cmd/compile/internal/gc/parser.go
@@ -3050,7 +3050,7 @@ func (p *parser) hidden_type_misc() *Type {
 		default:
 			// LCHAN hidden_type_non_recv_chan
 			s2 := p.hidden_type_non_recv_chan()
-			ss := typeChan(s2, Cboth)
+			ss := typChan(s2, Cboth)
 			return ss
 
 		case '(':
@@ -3058,14 +3058,14 @@ func (p *parser) hidden_type_misc() *Type {
 			p.next()
 			s3 := p.hidden_type_recv_chan()
 			p.want(')')
-			ss := typeChan(s3, Cboth)
+			ss := typChan(s3, Cboth)
 			return ss
 
 		case LCOMM:
 			// LCHAN hidden_type
 			p.next()
 			s3 := p.hidden_type()
-			ss := typeChan(s3, Csend)
+			ss := typChan(s3, Csend)
 			return ss
 		}
 
@@ -3084,7 +3084,7 @@ func (p *parser) hidden_type_recv_chan() *Type {
 	p.want(LCHAN)
 	s3 := p.hidden_type()
 
-	ss := typeChan(s3, Crecv)
+	ss := typChan(s3, Crecv)
 	return ss
 }
 
diff --git a/src/cmd/compile/internal/gc/type.go b/src/cmd/compile/internal/gc/type.go
index 0700d4942ab..6dbfaf18869 100644
--- a/src/cmd/compile/internal/gc/type.go
+++ b/src/cmd/compile/internal/gc/type.go
@@ -251,16 +251,16 @@ func typSlice(elem *Type) *Type {
 	return t
 }
 
-// typeDDDArray returns a new [...]T array Type.
-func typeDDDArray(elem *Type) *Type {
+// typDDDArray returns a new [...]T array Type.
+func typDDDArray(elem *Type) *Type {
 	t := typ(TARRAY)
 	t.Type = elem
 	t.Bound = dddBound
 	return t
 }
 
-// typeChan returns a new chan Type with direction dir.
-func typeChan(elem *Type, dir uint8) *Type {
+// typChan returns a new chan Type with direction dir.
+func typChan(elem *Type, dir uint8) *Type {
 	t := typ(TCHAN)
 	t.Type = elem
 	t.Chan = dir
diff --git a/src/cmd/compile/internal/gc/typecheck.go b/src/cmd/compile/internal/gc/typecheck.go
index b7ea9ac1937..f7f0fa28128 100644
--- a/src/cmd/compile/internal/gc/typecheck.go
+++ b/src/cmd/compile/internal/gc/typecheck.go
@@ -342,7 +342,7 @@ OpSwitch:
 		if l == nil {
 			t = typSlice(r.Type)
 		} else if l.Op == ODDD {
-			t = typeDDDArray(r.Type)
+			t = typDDDArray(r.Type)
 			if top&Ecomplit == 0 && n.Diag == 0 {
 				t.Broke = true
 				n.Diag = 1
@@ -413,7 +413,7 @@ OpSwitch:
 			n.Type = nil
 			return n
 		}
-		t := typeChan(l.Type, uint8(n.Etype)) // TODO(marvin): Fix Node.EType type union.
+		t := typChan(l.Type, uint8(n.Etype)) // TODO(marvin): Fix Node.EType type union.
 		n.Op = OTYPE
 		n.Type = t
 		n.Left = nil