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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [testsuite/] [gcc.c-torture/] [compile/] [20020706-1.c] - Blame information for rev 297

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Line No. Rev Author Line
1 297 jeremybenn
// Contributed by Alexandre Oliva <aoliva@redhat.com>
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// From Red Hat case 106165.
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typedef struct s1
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{
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  unsigned short v1;
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  unsigned char *v2;
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} S1;
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extern void bar(const struct s1 *const hdb);
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extern unsigned char* foo ();
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unsigned int sn;
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S1 *hdb;
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S1 *pb;
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unsigned short len;
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unsigned int crashIt()
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{
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  unsigned char *p;
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  unsigned int nsn;
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  unsigned short cnt;
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  if (sn != 0) return 1;
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  if ((len < 12) || ((p = (((pb->v1) >= 8) ? pb->v2 : foo() )) == 0))
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    return 1;
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  nsn = (
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         (((*(unsigned int*)p) & 0x000000ff) << 24) |
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         (((*(unsigned int*)p) & 0x0000ff00) << 8)  |
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         (((*(unsigned int*)p) & 0x00ff0000) >> 8)  |
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         (((*(unsigned int*)p) & 0xff000000) >> 24)  );
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  p += 4;
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  cnt = (unsigned short) ((
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                           (((*(unsigned int*)p) & 0x000000ff) << 24) |
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                           (((*(unsigned int*)p) & 0x0000ff00) << 8)  |
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                           (((*(unsigned int*)p) & 0x00ff0000) >> 8)  |
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                           (((*(unsigned int*)p) & 0xff000000) >> 24)  ) &
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                          0xffff);
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  if ((len != 12 + (cnt * 56)) || (nsn == 0))
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    {
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      bar(hdb);
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      return 1;
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    }
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  return 0;
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}

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