modernc.org/ccgo/v3@v3.16.14/lib/testdata/gcc-9.1.0/gcc/testsuite/gcc.c-torture/compile/920501-4.c (about)

     1  /* { dg-do assemble } */
     2  /* { dg-skip-if "ptxas times out" { nvptx-*-* } { "-O1" } { "" } } */
     3  /* { dg-skip-if "Array too big" { "pdp11-*-*" } { "-mint32" } } */
     4  
     5  foo ()
     6  {
     7    int r0[8186 ];
     8    int r1[2 ];
     9    int r2[2 ];
    10    int bitm0[2 ];
    11    int bitm1[2 ];
    12    int bitm2[2 ];
    13  
    14    int i,j,k,m,n,m_max;
    15    int f;
    16    double fm,ft;
    17  
    18    while (1) {
    19  
    20      if (m%4 == 2)
    21        ++m;
    22  
    23      if (m_max != 0 && m > m_max)
    24        break;
    25  
    26      fm=m;
    27  
    28      r0[k=1]=0;
    29      bitm0[0] = 0;
    30  
    31        while ( n%f == 0 ) {
    32  	while ( (ft != 0) && (ft < fm )) {
    33  	  bitm1[i] = 0;
    34  	  r1[i]=0;
    35            }
    36  
    37  	while ( r0[i] != 0 && r1[i] != 0 ) {
    38  	  if ( r0[i] < r1[i] ) {
    39  	    bitm2[k] = bitm0[i];
    40  	    r2[k++]=0;
    41  	  }
    42  	  else if ( r0[i] > r1[j] ) {
    43  	    bitm2[k] = bitm1[j];
    44  	    r2[k++]=r1[j++];
    45  	  }
    46  	  else {
    47  	    bitm1[k] = bitm0[i];
    48  	    r2[k++]=r0[i++];
    49  	  }
    50  	}
    51        }
    52    }
    53  }