12259 CTF shouldn't assume enum size

*** 8,18 ****
   * source.  A copy of the CDDL is also available via the Internet at
   * http://www.illumos.org/license/CDDL.
   */
  
  /*
!  * Copyright 2019, Joyent, Inc.
   */
  
  /*
   * Check that we properly handle enums.
   */
--- 8,18 ----
   * source.  A copy of the CDDL is also available via the Internet at
   * http://www.illumos.org/license/CDDL.
   */
  
  /*
!  * Copyright 2020 Joyent, Inc.
   */
  
  /*
   * Check that we properly handle enums.
   */
*** 99,108 ****
--- 99,116 ----
          { "enum ff10", check_enum_ff10 },
          { "enum chrono", check_enum_chrono },
          { NULL }
  };
  
+ static check_size_test_t size_enums[] = {
+         { "enum char_enum", 1 },
+         { "enum short_enum", 2 },
+         { "enum int_enum", 4 },
+         { "enum ll_enum", 8 },
+         { NULL }
+ };
+ 
  int
  main(int argc, char *argv[])
  {
          int i, ret = 0;
  
*** 133,142 ****
--- 141,158 ----
                          if (!ctftest_check_enum(enums[d].cet_type, fp,
                              enums[d].cet_tests)) {
                                  ret = EXIT_FAILURE;
                          }
                  }
+ 
+                 for (d = 0; size_enums[d].cst_name != NULL; d++) {
+                         if (!ctftest_check_size(size_enums[d].cst_name,
+                             fp, size_enums[d].cst_size)) {
+                                 ret = EXIT_FAILURE;
+                         }
+                 }
+ 
                  ctf_close(fp);
          }
  
          return (ret);