diff options
Diffstat (limited to 'gcc/testsuite/gcc.c-torture/execute/20051113-1.c')
-rw-r--r-- | gcc/testsuite/gcc.c-torture/execute/20051113-1.c | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.c-torture/execute/20051113-1.c b/gcc/testsuite/gcc.c-torture/execute/20051113-1.c new file mode 100644 index 000000000..6a289fdf2 --- /dev/null +++ b/gcc/testsuite/gcc.c-torture/execute/20051113-1.c @@ -0,0 +1,71 @@ +extern void *malloc(__SIZE_TYPE__); +extern void *memset(void *, int, __SIZE_TYPE__); +typedef struct +{ + short a; + unsigned short b; + unsigned short c; + unsigned long long Count; + long long Count2; +} __attribute__((packed)) Struct1; + +typedef struct +{ + short a; + unsigned short b; + unsigned short c; + unsigned long long d; + long long e; + long long f; +} __attribute__((packed)) Struct2; + +typedef union +{ + Struct1 a; + Struct2 b; +} Union; + +typedef struct +{ + int Count; + Union List[0]; +} __attribute__((packed)) Struct3; + +unsigned long long Sum (Struct3 *instrs) __attribute__((noinline)); +unsigned long long Sum (Struct3 *instrs) +{ + unsigned long long count = 0; + int i; + + for (i = 0; i < instrs->Count; i++) { + count += instrs->List[i].a.Count; + } + return count; +} +long long Sum2 (Struct3 *instrs) __attribute__((noinline)); +long long Sum2 (Struct3 *instrs) +{ + long long count = 0; + int i; + + for (i = 0; i < instrs->Count; i++) { + count += instrs->List[i].a.Count2; + } + return count; +} +main() { + Struct3 *p = malloc (sizeof (int) + 3 * sizeof(Union)); + memset(p, 0, sizeof(int) + 3*sizeof(Union)); + p->Count = 3; + p->List[0].a.Count = 555; + p->List[1].a.Count = 999; + p->List[2].a.Count = 0x101010101ULL; + p->List[0].a.Count2 = 555; + p->List[1].a.Count2 = 999; + p->List[2].a.Count2 = 0x101010101LL; + if (Sum(p) != 555 + 999 + 0x101010101ULL) + abort(); + if (Sum2(p) != 555 + 999 + 0x101010101LL) + abort(); + return 0; +} |