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Source file test/fixedbugs/issue4232.go

Documentation: test/fixedbugs

  // errorcheck
  
  // Copyright 2013 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 4232
  // issue 7200
  
  package p
  
  func f() {
  	var a [10]int
  	_ = a[-1]  // ERROR "invalid array index -1|index out of bounds"
  	_ = a[-1:] // ERROR "invalid slice index -1|index out of bounds"
  	_ = a[:-1] // ERROR "invalid slice index -1|index out of bounds"
  	_ = a[10]  // ERROR "invalid array index 10|index out of bounds"
  	_ = a[9:10]
  	_ = a[10:10]
  	_ = a[9:12]            // ERROR "invalid slice index 12|index out of bounds"
  	_ = a[11:12]           // ERROR "invalid slice index 11|index out of bounds"
  	_ = a[1<<100 : 1<<110] // ERROR "overflows int" "invalid slice index 1 << 100|index out of bounds"
  
  	var s []int
  	_ = s[-1]  // ERROR "invalid slice index -1|index out of bounds"
  	_ = s[-1:] // ERROR "invalid slice index -1|index out of bounds"
  	_ = s[:-1] // ERROR "invalid slice index -1|index out of bounds"
  	_ = s[10]
  	_ = s[9:10]
  	_ = s[10:10]
  	_ = s[9:12]
  	_ = s[11:12]
  	_ = s[1<<100 : 1<<110] // ERROR "overflows int" "invalid slice index 1 << 100|index out of bounds"
  
  	const c = "foofoofoof"
  	_ = c[-1]  // ERROR "invalid string index -1|index out of bounds"
  	_ = c[-1:] // ERROR "invalid slice index -1|index out of bounds"
  	_ = c[:-1] // ERROR "invalid slice index -1|index out of bounds"
  	_ = c[10]  // ERROR "invalid string index 10|index out of bounds"
  	_ = c[9:10]
  	_ = c[10:10]
  	_ = c[9:12]            // ERROR "invalid slice index 12|index out of bounds"
  	_ = c[11:12]           // ERROR "invalid slice index 11|index out of bounds"
  	_ = c[1<<100 : 1<<110] // ERROR "overflows int" "invalid slice index 1 << 100|index out of bounds"
  
  	var t string
  	_ = t[-1]  // ERROR "invalid string index -1|index out of bounds"
  	_ = t[-1:] // ERROR "invalid slice index -1|index out of bounds"
  	_ = t[:-1] // ERROR "invalid slice index -1|index out of bounds"
  	_ = t[10]
  	_ = t[9:10]
  	_ = t[10:10]
  	_ = t[9:12]
  	_ = t[11:12]
  	_ = t[1<<100 : 1<<110] // ERROR "overflows int" "invalid slice index 1 << 100|index out of bounds"
  }
  

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