gcc/testsuite/gcc.dg/union-1.c

   1 /* PR target/15783 */
   2 /* Origin: Paul Pluzhnikov <ppluzhnikov@charter.net> */
   3
   4 /* This used to ICE on SPARC 64-bit because the back-end was
   5    returning an invalid construct for the return value of fu2.  */
   6
   7 /* { dg-do compile } */
   8
   9 union u2 {
  10     struct
  11     {
  12         int u2s_a, u2s_b, u2s_c, u2s_d, u2s_e;
  13     } u2_s;
  14     double u2_d;
  15 } u2a;
  16
  17 union u2 fu2();
  18
  19 void unions()
  20 {
  21     u2a = fu2();
  22 }