modernc.org/cc@v1.0.1/testdata/gcc-6.3.0/gcc/testsuite/gcc.c-torture/compile/pr45728.c (about)

     1  /* PR rtl-optimization/45728 */
     2  
     3  union U
     4  {
     5    int *m;
     6    double d;
     7  };
     8  
     9  int i;
    10  union U u;
    11  
    12  int
    13  foo (void)
    14  {
    15    union U v = { &i };
    16    return u.d == v.d;
    17  }