1 /* PR middle-end/31309 */
2 /* Origin: Peeter Joot <peeterj@ca.ibm.com> */
4 /* { dg-do run { target *-*-linux* } } */
12 #if defined(STACK_SIZE) && (STACK_SIZE < 128*1024)
13 #define CHUNK_SIZE 4096
15 #define CHUNK_SIZE 16384
18 unsigned long ossAlignX(unsigned long i, unsigned long X)
20 return ((i + (X - 1)) & ~(unsigned long) (X - 1));
25 unsigned char slot[sizeof(unsigned short)];
26 unsigned char page[sizeof(unsigned int)];
29 struct SQLU_DICT_INFO_0
34 struct STRUCT_6_BYTES dRID;
37 struct SQLU_DATAPART_0
39 struct SQLU_DICT_INFO_0 *pDictRidderInfo;
44 struct SQLU_DATAPART_0 *m_pDatapart;
47 struct STRUCT_6_BYTES INIT_6_BYTES_ZERO()
49 struct STRUCT_6_BYTES ridOut = {{0,0}, {0,0,0,0}};
53 void Initialize(struct XXX *this, int iIndex)
55 struct SQLU_DICT_INFO_0 *pDictRidderInfo
56 = this->m_pDatapart[iIndex].pDictRidderInfo;
57 pDictRidderInfo->bSomeFlag1 = 0;
58 pDictRidderInfo->bSomeFlag2 = 0;
59 pDictRidderInfo->dRID = INIT_6_BYTES_ZERO();
68 char c0[CHUNK_SIZE-sizeof(struct XXX)];
70 char c1[CHUNK_SIZE*2-sizeof(struct SQLU_DATAPART_0)];
71 struct SQLU_DATAPART_0 dp;
72 char c2[CHUNK_SIZE*2-sizeof(struct SQLU_DICT_INFO_0)];
73 struct SQLU_DICT_INFO_0 di;
77 char buf[sizeof(struct stuff)+CHUNK_SIZE];
79 = (struct stuff *)ossAlignX((unsigned long)&buf[0], CHUNK_SIZE);
81 /* This test assumes system memory page
82 size of CHUNK_SIZE bytes or less. */
83 if (sysconf(_SC_PAGESIZE) > CHUNK_SIZE)
86 memset(u, 1, sizeof(struct stuff));
91 rc = mprotect(u->c1, CHUNK_SIZE, PROT_NONE);
93 printf("mprotect:c1: %d: %d(%s)\n", rc, errno, strerror(errno));
95 rc = mprotect(u->c2, CHUNK_SIZE, PROT_NONE);
97 printf("mprotect:c2: %d: %d(%s)\n", rc, errno, strerror(errno));
99 rc = mprotect(u->c3, CHUNK_SIZE, PROT_NONE);
101 printf("mprotect:c3: %d: %d(%s)\n", rc, errno, strerror(errno));
103 u->o.m_pDatapart = &u->dp;
104 u->dp.pDictRidderInfo = &u->di;
105 Initialize(&u->o, 0);
107 mprotect(u->c1, CHUNK_SIZE, PROT_READ|PROT_WRITE);
108 mprotect(u->c2, CHUNK_SIZE, PROT_READ|PROT_WRITE);
109 mprotect(u->c3, CHUNK_SIZE, PROT_READ|PROT_WRITE);