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[/] [openrisc/] [trunk/] [gnu-old/] [gcc-4.2.2/] [gcc/] [testsuite/] [gcc.c-torture/] [execute/] [20050826-2.c] - Rev 856
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/* PR rtl-optimization/23560 */ struct rtattr { unsigned short rta_len; unsigned short rta_type; }; __attribute__ ((noinline)) int inet_check_attr (void *r, struct rtattr **rta) { int i; for (i = 1; i <= 14; i++) { struct rtattr *attr = rta[i - 1]; if (attr) { if (attr->rta_len - sizeof (struct rtattr) < 4) return -22; if (i != 9 && i != 8) rta[i - 1] = attr + 1; } } return 0; } extern void abort (void); int main (void) { struct rtattr rt[2]; struct rtattr *rta[14]; int i; rt[0].rta_len = sizeof (struct rtattr) + 8; rt[0].rta_type = 0; rt[1] = rt[0]; for (i = 0; i < 14; i++) rta[i] = &rt[0]; if (inet_check_attr (0, rta) != 0) abort (); for (i = 0; i < 14; i++) if (rta[i] != &rt[i != 7 && i != 8]) abort (); for (i = 0; i < 14; i++) rta[i] = &rt[0]; rta[1] = 0; rt[1].rta_len -= 8; rta[5] = &rt[1]; if (inet_check_attr (0, rta) != -22) abort (); for (i = 0; i < 14; i++) if (i == 1 && rta[i] != 0) abort (); else if (i != 1 && i <= 5 && rta[i] != &rt[1]) abort (); else if (i > 5 && rta[i] != &rt[0]) abort (); return 0; }
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