modernc.org/ccgo/v3@v3.16.14/lib/testdata/gcc-9.1.0/gcc/testsuite/gcc.c-torture/compile/20020330-1.c (about)

     1  /* PR 5446 */
     2  /* This testcase is similar to gcc.c-torture/compile/20011219-1.c except
     3     with parts of it omitted, causing an ICE with -O3 on IA-64.  */
     4  
     5  void * baz (unsigned long);
     6  static inline double **
     7  bar (long w, long x, long y, long z)
     8  {
     9    long i, a = x - w + 1, b = z - y + 1;
    10    double **m = (double **) baz (sizeof (double *) * (a + 1));
    11  
    12    m += 1;
    13    m -= w;
    14    m[w] = (double *) baz (sizeof (double) * (a * b + 1));
    15    for (i = w + 1; i <= x; i++)
    16      m[i] = m[i - 1] + b;
    17    return m;
    18  }
    19  
    20  void
    21  foo (double w[], int x, double y[], double z[])
    22  {
    23    int i;
    24    double **a;
    25  
    26    a = bar (1, 50, 1, 50);
    27  }