github.com/xushiwei/go@v0.0.0-20130601165731-2b9d83f45bc9/test/fixedbugs/issue4667.go (about)

     1  // run
     2  
     3  // Copyright 2013 The Go Authors.  All rights reserved.
     4  // Use of this source code is governed by a BSD-style
     5  // license that can be found in the LICENSE file.
     6  
     7  package main
     8  
     9  import (
    10  	"fmt"
    11  	"os"
    12  	"testing"
    13  )
    14  
    15  var globl *int
    16  
    17  func G() {
    18  	F()
    19  }
    20  
    21  func F() {
    22  	var x int
    23  	globl = &x
    24  }
    25  
    26  func main() {
    27  	nf := testing.AllocsPerRun(100, F)
    28  	ng := testing.AllocsPerRun(100, G)
    29  	if int(nf) != 1 {
    30  		fmt.Printf("AllocsPerRun(100, F) = %v, want 1\n", nf)
    31  		os.Exit(1)
    32  	}
    33  	if int(ng) != 1 {
    34  		fmt.Printf("AllocsPerRun(100, G) = %v, want 1\n", ng)
    35  		os.Exit(1)
    36  	}
    37  }