Mercurial > hg > CbC > CbC_gcc

comparison gcc/testsuite/gcc.dg/packed-array.c @ 111:04ced10e8804

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gcc 7
author kono
date Fri, 27 Oct 2017 22:46:09 +0900
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68:561a7518be6b 111:04ced10e8804
1 /* { dg-do run } */
2 /* { dg-options "-O2 -fno-inline" } */
3
4 struct usb_interface_descriptor {
5 unsigned short wMaxPacketSize;
6 char e;
7 } __attribute__ ((packed));
8
9 struct usb_device {
10 int devnum;
11 struct usb_interface_descriptor if_desc[2];
12 };
13
14 extern int printf (const char *, ...);
15
16 void foo (unsigned short a)
17 {
18 printf ("%d\n", a);
19 }
20
21 struct usb_device ndev;
22
23 void usb_set_maxpacket(int n)
24 {
25 int i;
26
27 for(i=0; i<n;i++)
28 foo((&ndev)->if_desc[i].wMaxPacketSize);
29 }
30
31 int
32 main()
33 {
34 usb_set_maxpacket(2);
35 return 0;
36 }
37
38
39
40