github.com/razvanm/vanadium-go-1.3@v0.0.0-20160721203343-4a65068e5915/misc/cgo/test/issue8428.go (about)

     1  // Copyright 2014 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  // This test fails on older versions of OS X because they use older buggy
     6  // versions of Clang that emit ambiguous DWARF info.  See issue 8611.
     7  // +build !darwin
     8  
     9  package cgotest
    10  
    11  // Issue 8428.  Cgo inconsistently translated zero size arrays.
    12  
    13  /*
    14  struct issue8428one {
    15  	char b;
    16  	char rest[];
    17  };
    18  
    19  struct issue8428two {
    20  	void *p;
    21  	char b;
    22  	char rest[0];
    23  };
    24  
    25  struct issue8428three {
    26  	char w[1][2][3][0];
    27  	char x[2][3][0][1];
    28  	char y[3][0][1][2];
    29  	char z[0][1][2][3];
    30  };
    31  */
    32  import "C"
    33  
    34  import "unsafe"
    35  
    36  var _ = C.struct_issue8428one{
    37  	b:    C.char(0),
    38  	rest: [0]C.char{},
    39  }
    40  
    41  var _ = C.struct_issue8428two{
    42  	p:    unsafe.Pointer(nil),
    43  	b:    C.char(0),
    44  	rest: [0]C.char{},
    45  }
    46  
    47  var _ = C.struct_issue8428three{
    48  	w: [1][2][3][0]C.char{},
    49  	x: [2][3][0][1]C.char{},
    50  	y: [3][0][1][2]C.char{},
    51  	z: [0][1][2][3]C.char{},
    52  }