llvm-gcc-4.0/gcc/testsuite/gcc.dg/20020530-1.c

/* PR c/6809
   Test -fverbose-asm with unnamed fields.  */
/* { dg-do compile } */
/* { dg-options "-fverbose-asm" } */

typedef union U
{
  struct
  {
    unsigned int a;
    int b;
  };
  long long c;
} *T;

int foo (T x)
{
  int r = x->a + x->b;
  return r;
}