+
−/* Test for ICEs on invalid transparent unions (empty or no named
+
−   members).  Bug 21213.  */
+
−/* Origin: Joseph Myers <joseph@codesourcery.com> */
+
−/* { dg-do compile } */
+
−/* { dg-options "" } */
+
−
+
−enum e { A };
+
−
+
−union __attribute__((__transparent_union__)) ue1 { enum e; }; /* { dg-warning "declaration does not declare anything" "not anything" } */
+
−/* { dg-warning "union cannot be made transparent" "cannot" { target *-*-* } .-1 } */
+
−union ue2 { enum e; } __attribute__((__transparent_union__)); /* { dg-warning "declaration does not declare anything" "not anything" } */
+
−/* { dg-warning "union cannot be made transparent" "cannot" { target *-*-* } .-1 } */
+
−
+
−union __attribute__((__transparent_union__)) ui1 { int; }; /* { dg-warning "declaration does not declare anything" "not anything" } */
+
−/* { dg-warning "union cannot be made transparent" "cannot" { target *-*-* } .-1 } */
+
−union ui2 { int; } __attribute__((__transparent_union__)); /* { dg-warning "declaration does not declare anything" "no anything" } */
+
−/* { dg-warning "union cannot be made transparent" "cannot" { target *-*-* } .-1 } */
+
−
+
−union __attribute__((__transparent_union__)) u1 { };
+
−/* { dg-warning "union cannot be made transparent" "" { target *-*-* } .-1 } */
+
−union u2 { } __attribute__((__transparent_union__));
+
−/* { dg-warning "union cannot be made transparent" "" { target *-*-* } .-1 } */