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https://github.com/golang/go
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52 lines
1001 B
Go
52 lines
1001 B
Go
// errchk $G -e $F.go
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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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// Incorrect short declarations and redeclarations.
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package main
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func f1() int { return 1 }
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func f2() (float, int) { return 1, 2 }
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func f3() (float, int, string) { return 1, 2, "3" }
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func main() {
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{
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// simple redeclaration
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i := f1();
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i := f1(); // ERROR "redeclared"
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}
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{
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// change of type for f
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i, f, s := f3();
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f, g, t := f3(); // ERROR "redeclared"
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}
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{
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// change of type for i
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i, f, s := f3();
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j, i, t := f3(); // ERROR "redeclared"
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}
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{
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// no new variables
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i, f, s := f3();
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i, f := f2(); // ERROR "redeclared"
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}
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{
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// single redeclaration
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i, f, s := f3();
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i := f1(); // ERROR "redeclared"
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}
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// double redeclaration
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{
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i, f, s := f3();
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i, f := f2(); // ERROR "redeclared"
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}
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{
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// triple redeclaration
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i, f, s := f3();
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i, f, s := f3(); // ERROR "redeclared"
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}
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}
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