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https://github.com/golang/go
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badba359da
If an invalid array length is just an identifier, mention "array length" so that it's clear this is an invalid array declaration and not a (invalid) generic type declaration. Fixes #51145. Change-Id: I8878cbb6c7b1277fc0a9a014712ec8d55499c5c7 Reviewed-on: https://go-review.googlesource.com/c/go/+/385255 Trust: Robert Griesemer <gri@golang.org> Run-TryBot: Robert Griesemer <gri@golang.org> Reviewed-by: Robert Findley <rfindley@google.com> TryBot-Result: Gopher Robot <gobot@golang.org>
22 lines
847 B
Go
22 lines
847 B
Go
// errorcheck
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// Copyright 2010 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 main
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var a [10]int // ok
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var b [1e1]int // ok
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var c [1.5]int // ERROR "truncated|must be integer"
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var d ["abc"]int // ERROR "invalid array bound|not numeric|must be integer"
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var e [nil]int // ERROR "use of untyped nil|invalid array (bound|length)|not numeric|must be constant"
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// var f [e]int // ok with Go 1.17 because an error was reported for e; leads to an error for Go 1.18
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var f [ee]int // ERROR "undefined|undeclared"
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var g [1 << 65]int // ERROR "array bound is too large|overflows|must be integer"
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var h [len(a)]int // ok
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func ff() string
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var i [len([1]string{ff()})]int // ERROR "non-constant array bound|not constant|must be constant"
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