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cmd/compile: fix crash on bare package name in constant declarations
Fixes #11361. Change-Id: I70b8808f97f0e07de680e7e6ede1322ea0fdbbc0 Reviewed-on: https://go-review.googlesource.com/21936 Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
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@ -540,8 +540,15 @@ func treecopy(n *Node, lineno int32) *Node {
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}
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return n
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case OPACK:
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// OPACK nodes are never valid in const value declarations,
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// but allow them like any other declared symbol to avoid
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// crashing (golang.org/issue/11361).
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fallthrough
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case ONAME, OLITERAL, OTYPE:
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return n
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}
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}
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11
test/fixedbugs/issue11361.go
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11
test/fixedbugs/issue11361.go
Normal file
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@ -0,0 +1,11 @@
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// errorcheck
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// Copyright 2016 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 a
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import "fmt" // ERROR "imported and not used"
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const n = fmt // ERROR "fmt without selector" "fmt is not a constant"
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