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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [testsuite/] [gcc.c-torture/] [execute/] [pr33669.c] - Blame information for rev 297

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Line No. Rev Author Line
1 297 jeremybenn
extern void abort (void);
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typedef struct foo_t
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{
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  unsigned int blksz;
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  unsigned int bf_cnt;
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} foo_t;
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#define _RNDUP(x, unit)  ((((x) + (unit) - 1) / (unit)) * (unit))
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#define _RNDDOWN(x, unit)  ((x) - ((x)%(unit)))
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long long
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foo (foo_t *const pxp,  long long offset, unsigned int extent)
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{
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  long long blkoffset = _RNDDOWN(offset, (long long )pxp->blksz);
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  unsigned int diff = (unsigned int)(offset - blkoffset);
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  unsigned int blkextent = _RNDUP(diff + extent, pxp->blksz);
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  if (pxp->blksz < blkextent)
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    return -1LL;
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  if (pxp->bf_cnt > pxp->blksz)
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    pxp->bf_cnt = pxp->blksz;
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  return blkoffset;
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}
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int
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main ()
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{
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  foo_t x;
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  long long xx;
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  x.blksz = 8192;
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  x.bf_cnt = 0;
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  xx = foo (&x, 0, 4096);
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  if (xx != 0LL)
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    abort ();
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  return 0;
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}

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