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[/] [openrisc/] [trunk/] [gnu-old/] [gcc-4.2.2/] [gcc/] [testsuite/] [gcc.c-torture/] [execute/] [pr27285.c] - Blame information for rev 816

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Line No. Rev Author Line
1 149 jeremybenn 
/* PR tree-optimization/27285 */
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extern void abort (void);
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struct S { unsigned char a, b, c, d[16]; };
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void __attribute__ ((noinline))
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foo (struct S *x, struct S *y)
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{
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  int a, b;
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  unsigned char c, *d, *e;
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  b = x->b;
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  d = x->d;
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  e = y->d;
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  a = 0;
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  while (b)
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    {
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      if (b >= 8)
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        {
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          c = 0xff;
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          b -= 8;
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        }
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      else
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        {
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          c = 0xff << (8 - b);
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          b = 0;
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        }
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      e[a] = d[a] & c;
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      a++;
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    }
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}
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int
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main (void)
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{
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  struct S x = { 0, 25, 0, { 0xaa, 0xbb, 0xcc, 0xdd }};
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  struct S y = { 0, 0, 0, { 0 }};
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  foo (&x, &y);
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  if (x.d[0] != y.d[0] || x.d[1] != y.d[1]
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      || x.d[2] != y.d[2] || (x.d[3] & 0x80) != y.d[3])
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    abort ();
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   return 0;
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}

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