1  /* Test for ICEs on invalid transparent unions (empty or no named
       2     members).  Bug 21213.  */
       3  /* Origin: Joseph Myers <joseph@codesourcery.com> */
       4  /* { dg-do compile } */
       5  /* { dg-options "" } */
       6  
       7  enum e { A };
       8  
       9  union __attribute__((__transparent_union__)) ue1 { enum e; }; /* { dg-warning "declaration does not declare anything" "not anything" } */
      10  /* { dg-warning "union cannot be made transparent" "cannot" { target *-*-* } .-1 } */
      11  union ue2 { enum e; } __attribute__((__transparent_union__)); /* { dg-warning "declaration does not declare anything" "not anything" } */
      12  /* { dg-warning "union cannot be made transparent" "cannot" { target *-*-* } .-1 } */
      13  
      14  union __attribute__((__transparent_union__)) ui1 { int; }; /* { dg-warning "declaration does not declare anything" "not anything" } */
      15  /* { dg-warning "union cannot be made transparent" "cannot" { target *-*-* } .-1 } */
      16  union ui2 { int; } __attribute__((__transparent_union__)); /* { dg-warning "declaration does not declare anything" "no anything" } */
      17  /* { dg-warning "union cannot be made transparent" "cannot" { target *-*-* } .-1 } */
      18  
      19  union __attribute__((__transparent_union__)) u1 { };
      20  /* { dg-warning "union cannot be made transparent" "" { target *-*-* } .-1 } */
      21  union u2 { } __attribute__((__transparent_union__));
      22  /* { dg-warning "union cannot be made transparent" "" { target *-*-* } .-1 } */