1 /* { dg-do compile } */
2 
3 typedef unsigned short __u16;
4 #if __SIZEOF_INT__ < 4
5   __extension__ typedef __UINT32_TYPE__ __u32;
6   __extension__ typedef __UINT32_TYPE__ u32;
7 #else
8   typedef unsigned int __u32;
9   typedef unsigned int u32;
10 #endif
11 typedef unsigned char u8;
12 typedef __u16 __le16;
13 typedef __u32 __le32;
14 typedef u32 secno;
15 struct bplus_internal_node {
16     __le32 file_secno;
17     __le32 down;
18 };
19 struct bplus_header {
20     u8 n_used_nodes;
21     __le16 first_free;
22     union {
23 	struct bplus_internal_node internal[0];
24     }
25     u;
26 };
27 
28 __u16 __fswab16(__u16 val);
29 __u32 __fswab32(__u32 val);
30 void hpfs_ea_remove (__u32);
31 
hpfs_truncate_btree(secno f,int fno,unsigned secs,struct bplus_header * btree)32 void hpfs_truncate_btree(secno f, int fno, unsigned secs, struct bplus_header *btree)
33 {
34   int i, j;
35   for (i = 0; i < btree->n_used_nodes; i++)
36     if ((__builtin_constant_p((__u32)(( __u32)(__le32)(btree->u.internal[i].file_secno))) ? ((__u32)( (((__u32)(( __u32)(__le32)(btree->u.internal[i].file_secno)) & (__u32)0x000000ffUL) << 24) | (((__u32)(( __u32)(__le32)(btree->u.internal[i].file_secno)) & (__u32)0x0000ff00UL) << 8) | (((__u32)(( __u32)(__le32)(btree->u.internal[i].file_secno)) & (__u32)0x00ff0000UL) >> 8) | (((__u32)(( __u32)(__le32)(btree->u.internal[i].file_secno)) & (__u32)0xff000000UL) >> 24))) : __fswab32(( __u32)(__le32)(btree->u.internal[i].file_secno))) >= secs) goto f;
37   return;
38 f:
39   for (j = i + 1; j < btree->n_used_nodes; j++)
40     hpfs_ea_remove((__builtin_constant_p((__u32)(( __u32)(__le32)(btree->u.internal[j].down))) ? ((__u32)( (((__u32)(( __u32)(__le32)(btree->u.internal[j].down)) & (__u32)0x000000ffUL) << 24) | (((__u32)(( __u32)(__le32)(btree->u.internal[j].down)) & (__u32)0x0000ff00UL) << 8) | (((__u32)(( __u32)(__le32)(btree->u.internal[j].down)) & (__u32)0x00ff0000UL) >> 8) | (((__u32)(( __u32)(__le32)(btree->u.internal[j].down)) & (__u32)0xff000000UL) >> 24))) : __fswab32(( __u32)(__le32)(btree->u.internal[j].down))));
41   btree->n_used_nodes = i + 1;
42   btree->first_free = (( __le16)(__builtin_constant_p((__u16)((8 + 8 * btree->n_used_nodes))) ? ((__u16)( (((__u16)((8 + 8 * btree->n_used_nodes)) & (__u16)0x00ffU) << 8) | (((__u16)((8 + 8 * btree->n_used_nodes)) & (__u16)0xff00U) >> 8))) : __fswab16((8 + 8 * btree->n_used_nodes))));
43 }
44