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cmd/compile: early typecheck top level OAS2 nodes
Fixes #10977. Change-Id: I706c953c16daad48595c7fae2d82124614dfc3ad Reviewed-on: https://go-review.googlesource.com/10780 Reviewed-by: David Chase <drchase@google.com> Run-TryBot: Josh Bleecher Snyder <josharian@gmail.com>
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@ -370,7 +370,7 @@ func Main() {
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defercheckwidth()
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for l := xtop; l != nil; l = l.Next {
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if l.N.Op != ODCL && l.N.Op != OAS {
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if l.N.Op != ODCL && l.N.Op != OAS && l.N.Op != OAS2 {
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typecheck(&l.N, Etop)
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}
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}
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@ -378,7 +378,7 @@ func Main() {
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// Phase 2: Variable assignments.
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// To check interface assignments, depends on phase 1.
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for l := xtop; l != nil; l = l.Next {
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if l.N.Op == ODCL || l.N.Op == OAS {
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if l.N.Op == ODCL || l.N.Op == OAS || l.N.Op == OAS2 {
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typecheck(&l.N, Etop)
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}
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}
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20
test/fixedbugs/issue10977.go
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20
test/fixedbugs/issue10977.go
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@ -0,0 +1,20 @@
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// compile
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// Copyright 2015 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package p
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type T struct{}
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var (
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t = T{}
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u = t.New()
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)
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func x(T) (int, int) { return 0, 0 }
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var _, _ = x(u)
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func (T) New() T { return T{} }
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