COMMENT ⊗   VALID 00002 PAGES
C REC  PAGE   DESCRIPTION
C00001 00001
C00002 00002	begin "bug"
C00003 ENDMK
C⊗;
begin "bug"

integer i,j;
LABEL POS,NEG;

NEG:
i←i-j*4;
if i then j←2;

i←i-j*4;
if i≠0 then j←2;

i←i-j*4;
if i>0 then j←2;

i←i-j*4;
if i≤0 then j←2;

POS:
I←100;
IF I THEN J←2;
I←100;
IF I≠0 THEN J←2;
I←100;
IF I>0 THEN J←2;
I←100;
IF I≤0 THEN J←2;

end;