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+ nil constants

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peter 1998-11-13 10:18:09 +00:00
parent 2663a9ff1b
commit fdb8d828a6
3 changed files with 18 additions and 4 deletions
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9
compiler/pdecl.pas
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@ -169,6 +169,10 @@ unit pdecl;
ps^:=p^.value_set^; ps^:=p^.value_set^;
symtablestack^.insert(new(pconstsym,init(name,constset,longint(ps),p^.resulttype))); symtablestack^.insert(new(pconstsym,init(name,constset,longint(ps),p^.resulttype)));
end; end;
niln :
begin
symtablestack^.insert(new(pconstsym,init(name,constnil,0,p^.resulttype)));
end;
else else
Message(cg_e_illegal_expression); Message(cg_e_illegal_expression);
end; end;
@ -2086,7 +2090,10 @@ unit pdecl;
end. end.
{ {
$Log$ $Log$
Revision 1.79 1998-11-05 12:02:51 peter Revision 1.80 1998-11-13 10:18:09 peter
+ nil constants
Revision 1.79 1998/11/05 12:02:51 peter
* released useansistring * released useansistring
* removed -Sv, its now available in fpc modes * removed -Sv, its now available in fpc modes

6
compiler/pexpr.pas
View File

@ -1004,6 +1004,7 @@ unit pexpr;
psetdef(pconstsym(srsym)^.definition)); psetdef(pconstsym(srsym)^.definition));
constord : p1:=genordinalconstnode(pconstsym(srsym)^.value, constord : p1:=genordinalconstnode(pconstsym(srsym)^.value,
pconstsym(srsym)^.definition); pconstsym(srsym)^.definition);
constnil : p1:=genzeronode(niln);
end; end;
pd:=p1^.resulttype; pd:=p1^.resulttype;
end; end;
@ -1903,7 +1904,10 @@ unit pexpr;
end. end.
{ {
$Log$ $Log$
Revision 1.73 1998-11-05 12:02:52 peter Revision 1.74 1998-11-13 10:18:11 peter
+ nil constants
Revision 1.73 1998/11/05 12:02:52 peter
* released useansistring * released useansistring
* removed -Sv, its now available in fpc modes * removed -Sv, its now available in fpc modes

7
compiler/symsymh.inc
View File

@ -269,7 +269,7 @@
end; end;
tconsttype = (constord,conststring,constreal,constbool, tconsttype = (constord,conststring,constreal,constbool,
constint,constchar,constset); constint,constchar,constset,constnil);
pconstsym = ^tconstsym; pconstsym = ^tconstsym;
tconstsym = object(tsym) tconstsym = object(tsym)
@ -319,7 +319,10 @@
{ {
$Log$ $Log$
Revision 1.5 1998-11-05 23:39:32 peter Revision 1.6 1998-11-13 10:18:12 peter
+ nil constants
Revision 1.5 1998/11/05 23:39:32 peter
+ typedconst.getsize + typedconst.getsize
Revision 1.4 1998/10/20 08:07:02 pierre Revision 1.4 1998/10/20 08:07:02 pierre