/* PR 5312 The problem here is that the ia64 scheduler saw a sequence of L L M type insns, and messed up its internal state on which slot it was issuing to, and aborted. */ /* { dg-do compile } */ /* In ILP32 mode, we get warnings about large integer constants. Those cause spurious FAILs. */ /* { dg-options "-w -O2 -mconstant-gp" } */ typedef unsigned long __u64; typedef unsigned int __u32; typedef struct { } spinlock_t; struct cpuinfo_ia64 { union { struct { __u32 irq_count; __u32 bh_count; } f; __u64 irq_and_bh_counts; } irq_stat; __u32 softirq_pending; } __attribute__ ((aligned ((1UL << 14)))) ; enum { TCA_UNSPEC, TCA_KIND, TCA_OPTIONS, TCA_STATS, TCA_XSTATS, TCA_RATE, }; struct tc_stats { __u64 bytes; __u32 packets; __u32 drops; __u32 overlimits; __u32 bps; __u32 pps; __u32 qlen; __u32 backlog; spinlock_t *lock; }; struct sk_buff { unsigned int data_len; unsigned char *tail; unsigned char *end; }; static inline int skb_is_nonlinear(const struct sk_buff *skb) { return skb->data_len; } static inline int skb_tailroom(const struct sk_buff *skb) { return skb_is_nonlinear(skb) ? 0 : skb->end-skb->tail; } struct rtattr { unsigned short rta_len; unsigned short rta_type; }; int qdisc_copy_stats(struct sk_buff *skb, struct tc_stats *st) { do { do { (((struct cpuinfo_ia64 *) (0xa000000000000000 + 2*(1UL << 14)))->irq_stat.f.bh_count)++; __asm__ __volatile__("": : :"memory"); } while (0); (void)(st->lock); } while (0); ({ if (skb_tailroom(skb) < (int)( (((( ((sizeof(struct rtattr))+4 -1) & ~(4 -1) ) + ((char*)&st->lock - (char*)st)))+4 -1) & ~(4 -1) )) goto rtattr_failure; __rta_fill(skb, TCA_STATS, (char*)&st->lock - (char*)st, st); }); do { do { } while(0); do { do { __asm__ __volatile__("": : :"memory"); (((struct cpuinfo_ia64 *) (0xa000000000000000 + 2*(1UL << 14)))->irq_stat.f.bh_count)--; } while (0); if (__builtin_expect((((struct cpuinfo_ia64 *) (0xa000000000000000 + 2*(1UL << 14)))->softirq_pending), 0) && (((struct cpuinfo_ia64 *) (0xa000000000000000 + 2*(1UL << 14)))->irq_stat.f.bh_count) == 0) do_softirq(); } while (0); } while (0); return 0; rtattr_failure: do { do { } while(0); do { do { __asm__ __volatile__("": : :"memory"); (((struct cpuinfo_ia64 *) (0xa000000000000000 + 2*(1UL << 14)))->irq_stat.f.bh_count)--; } while (0); if (__builtin_expect((((struct cpuinfo_ia64 *) (0xa000000000000000 + 2*(1UL << 14)))->softirq_pending), 0) && (((struct cpuinfo_ia64 *) (0xa000000000000000 + 2*(1UL << 14)))->irq_stat.f.bh_count) == 0) do_softirq(); } while (0); } while (0); return -1; }