例
000001 IDENTIFICATION DIVISION.
000002 PROGRAM-ID. C3088.
000003 ENVIRONMENT DIVISION.
000004 DATA DIVISION.
000005 PROCEDURE DIVISION.
000006 IF 10 + 20 IS POSITIVE THEN
000007 DISPLAY "ERROR"
000008 END-IF
000008 END PROGRAM C3088.
C3088.cob (6) : JMN3088I-S 正負条件の算術式は,少なくとも一つ以上の一意名を含まなければなりません.