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go/test/fixedbugs/bug303.go
Emmanuel Odeke 53fd522c0d all: make copyright headers consistent with one space after period
Follows suit with https://go-review.googlesource.com/#/c/20111.

Generated by running
$ grep -R 'Go Authors.  All' * | cut -d":" -f1 | while read F;do perl -pi -e 's/Go
Authors.  All/Go Authors. All/g' $F;done

The code in cmd/internal/unvendor wasn't changed.

Fixes #15213

Change-Id: I4f235cee0a62ec435f9e8540a1ec08ae03b1a75f
Reviewed-on: https://go-review.googlesource.com/21819
Reviewed-by: Ian Lance Taylor <iant@golang.org>
Run-TryBot: Ian Lance Taylor <iant@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2016-05-02 13:43:18 +00:00

38 lines
693 B
Go

// run
// Copyright 2010 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.
// Issue 1011. Removing either #1 or #3 avoided the crash at #2.
package main
import (
"io"
"strings"
)
func readU16BE(b []byte) uint16 {
b[0] = 0
b[1] = 1
return uint16(b[0])<<8 + uint16(b[1]) // #1
n := uint16(b[0])<<8 + uint16(b[1])
return n
}
func readStr(r io.Reader, b []byte) string {
n := readU16BE(b)
if int(n) > len(b) {
return "err: n>b"
}
io.ReadFull(r, b[0:n]) // #2
return string(b[0:n]) // #3
return "ok"
}
func main() {
br := strings.NewReader("abcd")
readStr(br, make([]byte, 256))
}