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/* { dg-do compile } */

/* { dg-options "-O2 -fdump-tree-pre-stats" } */

unsigned long outcnt;

extern void flush_outbuf(void);

void

bi_windup(unsigned int *outbuf, unsigned int bi_buf)

{

    unsigned long t1 = outcnt;

    outbuf[t1] = bi_buf;

    unsigned long t2 = outcnt;

    if (t2 == 16384)

      flush_outbuf();

    unsigned long t3 = outcnt;

    outbuf[t3] = bi_buf;

}

/* We should eliminate one load of outcnt, which will in turn let us eliminate

   one multiply of outcnt which will in turn let us eliminate

   one add involving outcnt and outbuf.  */

/* { dg-final { scan-tree-dump-times "Eliminated: 3" 1 "pre" {target { ! avr-*-* } } } } */

/* { dg-final { scan-tree-dump-times "Eliminated: 4" 1 "pre" {target {   avr-*-* } } } } */

/* { dg-final { cleanup-tree-dump "pre" } } */