1  /* Test compilation and CTF generation of anonymous union.  An anonymous union
       2     is encoded as no-name CTF union type.
       3  
       4     For this testcase, a single CTF anonymous union is expected.
       5     struct {} : ctt_name = 0 (point to offset 0 in the CTF string table to
       6  			    denote empty string)
       7     
       8     Two CTF struct records should be generated in total.
       9     struct anon_union : ctt_info = 0x1a000001 (1 field)
      10     union {} : ctt_info = 0x1e000002 (2 fields)  */
      11  
      12  /* { dg-do compile )  */
      13  /* { dg-options "-O0 -gctf -dA" } */
      14  
      15  /* { dg-final { scan-assembler-times "\[\t \]0\[\t \]+\[^\n\]*ctt_name" 1 } } */
      16  /* { dg-final { scan-assembler-times "0x1a000001\[\t \]+\[^\n\]*ctt_info" 1 } } */
      17  /* { dg-final { scan-assembler-times "0x1e000002\[\t \]+\[^\n\]*ctt_info" 1 } } */
      18  
      19  struct anon_union
      20  {
      21    union
      22      {
      23        char name;
      24        int value;
      25      };
      26  } my_anon_u;