gcc/testsuite/gcc.dg/c99-tag-6.c

   1 /* Test for handling of tags.  "enum foo;" is invalid after an existing
   2    declaration (does not redeclare the tag) as well as before: bug 107164.
   3    Test this is not diagnosed without -pedantic.  */
   4 /* { dg-do compile } */
   5 /* { dg-options "-std=c99" } */
   6
   7 enum e1;
   8 enum e2 { E };
   9 enum e2;