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cmd/compile: don't crash when reporting some syntax errors
Fixes #19667. Change-Id: Iaa71e2020af123c1bd3ac25e0b760956688e8bdf Reviewed-on: https://go-review.googlesource.com/38458 Run-TryBot: Robert Griesemer <gri@golang.org> TryBot-Result: Gobot Gobot <gobot@golang.org> Reviewed-by: Matthew Dempsky <mdempsky@google.com>
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@ -341,6 +341,9 @@ func (p *printer) printNode(n Node) {
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func (p *printer) printRawNode(n Node) {
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switch n := n.(type) {
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case nil:
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// we should not reach here but don't crash
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// expressions and types
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case *Name:
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p.print(_Name, n.Value) // _Name requires actual value following immediately
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13
test/fixedbugs/issue19667.go
Normal file
13
test/fixedbugs/issue19667.go
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@ -0,0 +1,13 @@
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// errorcheck
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// Copyright 2017 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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// Make sure we don't crash when reporting this error.
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package p
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func f() {
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if err := http.ListenAndServe(
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} // ERROR "unexpected }, expecting expression"
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