Source file src/cmd/cgo/internal/testsanitizers/testdata/lsan1.go

     1  // Copyright 2025 The Go Authors. All rights reserved.
     2  // Use of this source code is governed by a BSD-style
     3  // license that can be found in the LICENSE file.
     4  
     5  package main
     6  
     7  /*
     8  #include <stdlib.h>
     9  
    10  int* test() {
    11    return malloc(sizeof(int));
    12  }
    13  
    14  void clearStack(int n) {
    15    if (n > 0) {
    16      clearStack(n - 1);
    17    }
    18  }
    19  
    20  */
    21  import "C"
    22  
    23  //go:noinline
    24  func F() {
    25  	C.test()
    26  }
    27  
    28  func clearStack(n int) {
    29  	if n > 0 {
    30  		clearStack(n - 1)
    31  	}
    32  }
    33  
    34  func main() {
    35  	// Test should fail: memory allocated by C is leaked.
    36  	F()
    37  	clearStack(100)
    38  	C.clearStack(100)
    39  }
    40  

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