SQL> select * from DBA_ROLE_PRIVS where grantee = 'TEST_ADMIN';

GRANTEE                        GRANTED_ROLE                   ADM DEF
------------------------------ ------------------------------ --- ---
TEST_ADMIN                   AQ_USER_ROLE                   YES YES
TEST_ADMIN                   RECOVERY_CATALOG_OWNER         YES YES
TEST_ADMIN                   CTXAPP                         YES YES
TEST_ADMIN                   AQ_ADMINISTRATOR_ROLE          YES YES
TEST_ADMIN                   DBA                            YES YES
TEST_ADMIN                   DEVELOPER_WRITE_ROLE           YES YES
TEST_ADMIN                   DEVELOPER_READ_ROLE            YES YES
TEST_ADMIN                   CONNECT                        YES YES
TEST_ADMIN                   RESOURCE                       YES YES

9 rows selected.

SQL> declare
  2  x1 varchar2(250);
  3  cursor c1 is
  4     SELECT GRANTED_ROLE FROM DBA_ROLE_PRIVS WHERE grantee = 'TEST_ADMIN';
  5  begin
  6  for item in c1
  7     loop
  8       dbms_output.put_line(item.granted_role);
  9  x1 :=  'grant '||item.granted_role||' to TEST_USER1 with admin option;';
 10  execute immediate x1;
 11     end loop;
 12  end;
 13  /
AQ_USER_ROLE
declare
*
ERROR at line 1:
ORA-00911: invalid character
ORA-06512: at line 10


SQL>