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Source file test/fixedbugs/issue4099.go

Documentation: test/fixedbugs

     1  // errorcheck -0 -m
     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  // Check go:noescape annotations.
     8  
     9  package p
    10  
    11  // The noescape comment only applies to the next func,
    12  // which must not have a body.
    13  
    14  //go:noescape
    15  
    16  func F1([]byte)
    17  
    18  func F2([]byte)
    19  
    20  func G() {
    21  	var buf1 [10]byte
    22  	F1(buf1[:]) // ERROR "buf1 does not escape"
    23  	
    24  	var buf2 [10]byte // ERROR "moved to heap: buf2"
    25  	F2(buf2[:]) // ERROR "buf2 escapes to heap"
    26  }
    27  

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