1 /* PR middle-end/31309 */
2 /* Origin: Peeter Joot <peeterj@ca.ibm.com> */
4 /* { dg-do run { target *-*-linux* *-*-gnu* } } */
5 /* { dg-add-options stack_size } */
13 #if defined(STACK_SIZE) && (STACK_SIZE < 128*1024)
14 #define CHUNK_SIZE 4096
16 #define CHUNK_SIZE 16384
19 unsigned long ossAlignX(unsigned long i
, unsigned long X
)
21 return ((i
+ (X
- 1)) & ~(unsigned long) (X
- 1));
26 unsigned char slot
[sizeof(unsigned short)];
27 unsigned char page
[sizeof(unsigned int)];
30 struct SQLU_DICT_INFO_0
35 struct STRUCT_6_BYTES dRID
;
38 struct SQLU_DATAPART_0
40 struct SQLU_DICT_INFO_0
*pDictRidderInfo
;
45 struct SQLU_DATAPART_0
*m_pDatapart
;
48 struct STRUCT_6_BYTES
INIT_6_BYTES_ZERO()
50 struct STRUCT_6_BYTES ridOut
= {{0,0}, {0,0,0,0}};
54 void Initialize(struct XXX
*this, int iIndex
)
56 struct SQLU_DICT_INFO_0
*pDictRidderInfo
57 = this->m_pDatapart
[iIndex
].pDictRidderInfo
;
58 pDictRidderInfo
->bSomeFlag1
= 0;
59 pDictRidderInfo
->bSomeFlag2
= 0;
60 pDictRidderInfo
->dRID
= INIT_6_BYTES_ZERO();
69 char c0
[CHUNK_SIZE
-sizeof(struct XXX
)];
71 char c1
[CHUNK_SIZE
*2-sizeof(struct SQLU_DATAPART_0
)];
72 struct SQLU_DATAPART_0 dp
;
73 char c2
[CHUNK_SIZE
*2-sizeof(struct SQLU_DICT_INFO_0
)];
74 struct SQLU_DICT_INFO_0 di
;
78 char buf
[sizeof(struct stuff
)+CHUNK_SIZE
];
80 = (struct stuff
*)ossAlignX((unsigned long)&buf
[0], CHUNK_SIZE
);
82 /* This test assumes system memory page
83 size of CHUNK_SIZE bytes or less. */
84 if (sysconf(_SC_PAGESIZE
) > CHUNK_SIZE
)
87 memset(u
, 1, sizeof(struct stuff
));
92 rc
= mprotect(u
->c1
, CHUNK_SIZE
, PROT_NONE
);
94 printf("mprotect:c1: %d: %d(%s)\n", rc
, errno
, strerror(errno
));
96 rc
= mprotect(u
->c2
, CHUNK_SIZE
, PROT_NONE
);
98 printf("mprotect:c2: %d: %d(%s)\n", rc
, errno
, strerror(errno
));
100 rc
= mprotect(u
->c3
, CHUNK_SIZE
, PROT_NONE
);
102 printf("mprotect:c3: %d: %d(%s)\n", rc
, errno
, strerror(errno
));
104 u
->o
.m_pDatapart
= &u
->dp
;
105 u
->dp
.pDictRidderInfo
= &u
->di
;
106 Initialize(&u
->o
, 0);
108 mprotect(u
->c1
, CHUNK_SIZE
, PROT_READ
|PROT_WRITE
);
109 mprotect(u
->c2
, CHUNK_SIZE
, PROT_READ
|PROT_WRITE
);
110 mprotect(u
->c3
, CHUNK_SIZE
, PROT_READ
|PROT_WRITE
);