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d05a1238d6
If an error was already printed during LHS conversion step, we don't reprint
the "cannot convert" error.
In particular, this prevents `_ = int("1")` (and all similar casts) from
resulting in multiple identical error messages being printed.
Fixes #20812.
Change-Id: If6e52c59eab438599d641ecf6f110ebafca740a9
Reviewed-on: https://go-review.googlesource.com/46912
Reviewed-by: Robert Griesemer <gri@golang.org>
15 lines
424 B
Go
15 lines
424 B
Go
// 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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package p
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func f() {
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_ = int("1") // ERROR "cannot convert"
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_ = bool(0) // ERROR "cannot convert"
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_ = bool("false") // ERROR "cannot convert"
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_ = int(false) // ERROR "cannot convert"
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_ = string(true) // ERROR "cannot convert"
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}
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