gcc/testsuite/gcc.dg/c11-enum-4.c

   1 /* Test C23 enumerations with fixed underlying type are diagnosed for C11.  */
   2 /* { dg-do compile } */
   3 /* { dg-options "-std=c11 -pedantic-errors" } */
   4
   5 enum e1 : int; /* { dg-error "ISO C does not support specifying 'enum' underlying types" } */
   6 enum e2 : short { A }; /* { dg-error "ISO C does not support specifying 'enum' underlying types" } */
   7 enum : short { B }; /* { dg-error "ISO C does not support specifying 'enum' underlying types" } */