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https://github.com/golang/go
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47 lines
1.1 KiB
Go
47 lines
1.1 KiB
Go
// errchk $G -e $D/$F.go
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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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import "unsafe"
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func sum(args ...int) int { return 0 }
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var (
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_ = sum(1, 2, 3)
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_ = sum()
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_ = sum(1.0, 2.0)
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_ = sum(1.5) // ERROR "integer"
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_ = sum("hello") // ERROR "string.*as type int|incompatible"
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_ = sum([]int{1}) // ERROR "slice literal.*as type int|incompatible"
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)
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type T []T
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func funny(args ...T) int { return 0 }
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var (
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_ = funny(nil)
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_ = funny(nil, nil)
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_ = funny([]T{}) // ok because []T{} is a T; passes []T{[]T{}}
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)
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func bad(args ...int) {
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print(1, 2, args...) // ERROR "[.][.][.]"
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println(args...) // ERROR "[.][.][.]"
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ch := make(chan int)
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close(ch...) // ERROR "[.][.][.]"
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_ = len(args...) // ERROR "[.][.][.]"
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_ = new(int...) // ERROR "[.][.][.]"
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n := 10
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_ = make([]byte, n...) // ERROR "[.][.][.]"
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// TODO(rsc): enable after gofmt bug is fixed
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// _ = make([]byte, 10 ...) // error "[.][.][.]"
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var x int
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_ = unsafe.Pointer(&x...) // ERROR "[.][.][.]"
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_ = unsafe.Sizeof(x...) // ERROR "[.][.][.]"
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}
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