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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>
60 lines
1.1 KiB
Go
60 lines
1.1 KiB
Go
// errorcheck
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// Copyright 2009 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 renamed identifiers no longer have their old meaning.
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// Does not compile.
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package main
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func main() {
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var n byte // ERROR "not a type|expected type"
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var y = float32(0) // ERROR "cannot call|expected function"
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const (
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a = 1 + iota // ERROR "invalid operation|incompatible types" "cannot convert iota"
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)
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}
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const (
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append = 1
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bool = 2
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byte = 3
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complex = 4
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complex64 = 5
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complex128 = 6
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cap = 7
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close = 8
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delete = 9
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error = 10
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false = 11
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float32 = 12
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float64 = 13
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imag = 14
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int = 15
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int8 = 16
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int16 = 17
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int32 = 18
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int64 = 19
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len = 20
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make = 21
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new = 22
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nil = 23
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panic = 24
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print = 25
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println = 26
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real = 27
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recover = 28
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rune = 29
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string = 30
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true = 31
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uint = 32
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uint8 = 33
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uint16 = 34
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uint32 = 35
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uint64 = 36
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uintptr = 37
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iota = "38"
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)
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