libgo/misc/cgo/test/issue5242.go

   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 // Issue 5242.  Cgo incorrectly computed the alignment of structs
   6 // with no Go accessible fields as 0, and then panicked on
   7 // modulo-by-zero computations.
   8
   9 package cgotest
  10
  11 /*
  12 typedef struct {
  13 } foo;
  14
  15 typedef struct {
  16         int x : 1;
  17 } bar;
  18
  19 int issue5242(foo f, bar b) {
  20         return 5242;
  21 }
  22 */
  23 import "C"
  24
  25 import "testing"
  26
  27 func test5242(t *testing.T) {
  28         if got := C.issue5242(C.foo{}, C.bar{}); got != 5242 {
  29                 t.Errorf("got %v", got)
  30         }
  31 }