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go/test/alias.go
Rob Pike fc0dc04095 test: [a-c]: add introductory comments to tests
Very few of the compiler regression tests include a comment
saying waht they do. Many are obvious, some are anything but.
I've started with a-c in the top directory. More will follow once
we agree on the approach, correctness, and thoroughness here.
zerodivide.go sneaked in too.

R=rsc, r
CC=golang-dev
https://golang.org/cl/5656100
2012-02-19 13:19:43 +11:00

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589 B
Go

// errorcheck
// Copyright 2011 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
// Test that error messages say what the source file says
// (uint8 vs byte, int32 vs. rune).
// Does not compile.
package main
import (
"fmt"
"unicode/utf8"
)
func f(byte) {}
func g(uint8) {}
func main() {
var x float64
f(x) // ERROR "byte"
g(x) // ERROR "uint8"
// Test across imports.
var ff fmt.Formatter
var fs fmt.State
ff.Format(fs, x) // ERROR "rune"
utf8.RuneStart(x) // ERROR "byte"
}