modernc.org/ccgo/v3@v3.16.14/lib/testdata/gcc-9.1.0/gcc/testsuite/gcc.c-torture/compile/930523-1.c (about)

     1  int v;
     2  
     3  f ()
     4  {
     5    unsigned long *a1, *a2;
     6    int vertex2;
     7    int c, x1, x2, dx1, dx2, dy1, dy2, e1, e2, s2;
     8    unsigned long m, b;
     9    int n;
    10    unsigned long r;
    11    int aba;
    12  
    13    do
    14      {
    15        if (dx2 >= dy2)
    16  	dx2 = dx2 % dy2;
    17  
    18        if (dx2 >= dy2)
    19  	{
    20  	  s2 = - (dx2 / dy2);
    21  	  dx2 = dx2 % dy2;
    22  	}
    23      }
    24    while (vertex2 / 65536);
    25  
    26    for (;;)
    27      {
    28        c = x2;
    29        a2 = a1;
    30        if (v)
    31  	a2 = 0;
    32  
    33        if (c + n)
    34  	{
    35  	  m = b << (c * 8);
    36  	  *a2 = (*a2 & ~m) | (r & m);
    37  	  n += c;
    38  
    39  	  while (--n)
    40  	    {
    41  	      {
    42  	      }
    43  	    }
    44  	}
    45  
    46        a1 = 0;
    47        x1 += 0;
    48        if (e1 += dx1)
    49  	e1 -= dy1;
    50        x2 += s2;
    51        if (e2 += dx2)
    52  	e2 -= dy2;
    53      }
    54  }