issue33275_run.go

     1  // run
     2  
     3  //go:build !nacl && !js && !wasip1 && !gccgo
     4  
     5  // Copyright 2019 The Go Authors. All rights reserved.
     6  // Use of this source code is governed by a BSD-style
     7  // license that can be found in the LICENSE file.
     8  
     9  // Make sure we don't get an index out of bounds error
    10  // while trying to print a map that is concurrently modified.
    11  // The runtime might complain (throw) if it detects the modification,
    12  // so we have to run the test as a subprocess.
    13  
    14  package main
    15  
    16  import (
    17  	"os/exec"
    18  	"strings"
    19  )
    20  
    21  func main() {
    22  	out, _ := exec.Command("go", "run", "fixedbugs/issue33275.go").CombinedOutput()
    23  	if strings.Contains(string(out), "index out of range") {
    24  		panic(`go run issue33275.go reported "index out of range"`)
    25  	}
    26  }
    27
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