extern void *malloc(__SIZE_TYPE__);
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extern void *malloc(__SIZE_TYPE__);
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extern void *memset(void *, int, __SIZE_TYPE__);
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extern void *memset(void *, int, __SIZE_TYPE__);
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typedef struct
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typedef struct
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{
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{
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short a;
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short a;
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unsigned short b;
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unsigned short b;
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unsigned short c;
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unsigned short c;
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unsigned long long Count;
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unsigned long long Count;
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long long Count2;
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long long Count2;
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} __attribute__((packed)) Struct1;
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} __attribute__((packed)) Struct1;
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typedef struct
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typedef struct
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{
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{
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short a;
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short a;
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unsigned short b;
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unsigned short b;
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unsigned short c;
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unsigned short c;
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unsigned long long d;
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unsigned long long d;
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long long e;
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long long e;
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long long f;
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long long f;
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} __attribute__((packed)) Struct2;
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} __attribute__((packed)) Struct2;
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typedef union
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typedef union
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{
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{
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Struct1 a;
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Struct1 a;
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Struct2 b;
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Struct2 b;
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} Union;
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} Union;
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typedef struct
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typedef struct
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{
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{
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int Count;
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int Count;
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Union List[0];
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Union List[0];
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} __attribute__((packed)) Struct3;
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} __attribute__((packed)) Struct3;
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unsigned long long Sum (Struct3 *instrs) __attribute__((noinline));
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unsigned long long Sum (Struct3 *instrs) __attribute__((noinline));
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unsigned long long Sum (Struct3 *instrs)
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unsigned long long Sum (Struct3 *instrs)
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{
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{
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unsigned long long count = 0;
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unsigned long long count = 0;
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int i;
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int i;
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for (i = 0; i < instrs->Count; i++) {
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for (i = 0; i < instrs->Count; i++) {
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count += instrs->List[i].a.Count;
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count += instrs->List[i].a.Count;
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}
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}
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return count;
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return count;
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}
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}
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long long Sum2 (Struct3 *instrs) __attribute__((noinline));
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long long Sum2 (Struct3 *instrs) __attribute__((noinline));
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long long Sum2 (Struct3 *instrs)
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long long Sum2 (Struct3 *instrs)
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{
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{
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long long count = 0;
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long long count = 0;
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int i;
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int i;
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for (i = 0; i < instrs->Count; i++) {
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for (i = 0; i < instrs->Count; i++) {
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count += instrs->List[i].a.Count2;
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count += instrs->List[i].a.Count2;
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}
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}
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return count;
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return count;
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}
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}
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main() {
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main() {
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Struct3 *p = malloc (sizeof (int) + 3 * sizeof(Struct1));
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Struct3 *p = malloc (sizeof (int) + 3 * sizeof(Struct1));
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memset(p, 0, sizeof(int) + 3*sizeof(Struct1));
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memset(p, 0, sizeof(int) + 3*sizeof(Struct1));
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p->Count = 3;
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p->Count = 3;
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p->List[0].a.Count = 555;
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p->List[0].a.Count = 555;
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p->List[1].a.Count = 999;
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p->List[1].a.Count = 999;
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p->List[2].a.Count = 0x101010101ULL;
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p->List[2].a.Count = 0x101010101ULL;
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p->List[0].a.Count2 = 555;
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p->List[0].a.Count2 = 555;
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p->List[1].a.Count2 = 999;
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p->List[1].a.Count2 = 999;
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p->List[2].a.Count2 = 0x101010101LL;
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p->List[2].a.Count2 = 0x101010101LL;
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if (Sum(p) != 555 + 999 + 0x101010101ULL)
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if (Sum(p) != 555 + 999 + 0x101010101ULL)
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abort();
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abort();
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if (Sum2(p) != 555 + 999 + 0x101010101LL)
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if (Sum2(p) != 555 + 999 + 0x101010101LL)
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abort();
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abort();
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return 0;
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return 0;
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}
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}
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