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* potential bug in secondvecn fixed

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florian 1999-02-07 22:53:07 +00:00
parent a1857ee34c
commit af2262f9d7
1 changed files with 14 additions and 6 deletions
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20
compiler/cg386mem.pas
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@ -397,14 +397,20 @@ implementation
var var
extraoffset : longint; extraoffset : longint;
{ rl stores the resulttype of the left node, this is necessary }
{ to detect if it is an ansistring }
{ because in constant nodes which constant index }
{ the left tree is removed }
rl : pdef;
t : ptree; t : ptree;
hp : preference; hp : preference;
tai : Pai386; tai : Pai386;
pushed : tpushed; pushed : tpushed;
begin begin
secondpass(p^.left); secondpass(p^.left);
rl:=p^.left^.resulttype;
{ we load the array reference to p^.location } { we load the array reference to p^.location }
{ an ansistring needs to be dereferenced } { an ansistring needs to be dereferenced }
@ -729,15 +735,14 @@ implementation
p^.location.reference.segment:=R_FS; p^.location.reference.segment:=R_FS;
end; end;
{ have to remove a temp. wide/ansistring ? { have we to remove a temp. wide/ansistring ?
c:=(s1+s2)[i] c:=(s1+s2)[i]
for example for example
} }
if (p^.location.loc=LOC_MEM) and if (p^.location.loc=LOC_MEM) and
assigned(p^.left) and (rl^.deftype=stringdef) then
(p^.left^.resulttype^.deftype=stringdef) then
begin begin
case pstringdef(p^.left^.resulttype)^.string_typ of case pstringdef(rl)^.string_typ of
st_ansistring: st_ansistring:
begin begin
del_reference(p^.location.reference); del_reference(p^.location.reference);
@ -850,7 +855,10 @@ implementation
end. end.
{ {
$Log$ $Log$
Revision 1.28 1999-02-04 17:16:51 peter Revision 1.29 1999-02-07 22:53:07 florian
* potential bug in secondvecn fixed
Revision 1.28 1999/02/04 17:16:51 peter
* fixed crash with temp ansistring indexing * fixed crash with temp ansistring indexing
Revision 1.27 1999/02/04 11:44:46 florian Revision 1.27 1999/02/04 11:44:46 florian