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cmd/compile: fix printing of array types in error messages
Fixes #23094. Change-Id: I9aa36046488baa5f55cf2099e10cfb39ecd17b06 Reviewed-on: https://go-review.googlesource.com/116256 Run-TryBot: Robert Griesemer <gri@golang.org> TryBot-Result: Gobot Gobot <gobot@golang.org> Reviewed-by: Ian Lance Taylor <iant@golang.org>
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@ -1268,7 +1268,7 @@ func (n *Node) exprfmt(s fmt.State, prec int, mode fmtMode) {
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case OTARRAY:
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if n.Left != nil {
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mode.Fprintf(s, "[]%v", n.Left)
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mode.Fprintf(s, "[%v]%v", n.Left, n.Right)
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return
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}
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mode.Fprintf(s, "[]%v", n.Right) // happens before typecheck
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11
test/fixedbugs/issue23094.go
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11
test/fixedbugs/issue23094.go
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@ -0,0 +1,11 @@
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// errorcheck
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// Copyright 2018 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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// Verify that the array is reported in correct notation.
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package p
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var a [len(a)]int // ERROR "\[len\(a\)\]int"
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