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* fix tw8191 for all architectures: skip code generation for range checking also when the range checking has to be done dynamically for pointers accessed as arrays which were typecasted from an array

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git-svn-id: trunk@11037 -
This commit is contained in:
tom_at_work 2008-05-22 12:52:26 +00:00
parent d79851dc1b
commit 4aced9802c
1 changed files with 26 additions and 22 deletions
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8
compiler/ncgmem.pas
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@ -717,11 +717,14 @@ implementation
{ offset can only differ from 0 if arraydef } { offset can only differ from 0 if arraydef }
case left.resultdef.typ of case left.resultdef.typ of
arraydef : arraydef :
begin
{ do not do any range checking when this is an array access to a pointer which has been
typecasted from an array }
if (not (ado_isconvertedpointer in tarraydef(left.resultdef).arrayoptions)) then
begin begin
if not(is_open_array(left.resultdef)) and if not(is_open_array(left.resultdef)) and
not(is_array_of_const(left.resultdef)) and not(is_array_of_const(left.resultdef)) and
not(is_dynamic_array(left.resultdef)) and not(is_dynamic_array(left.resultdef)) then
not(ado_isconvertedpointer in tarraydef(left.resultdef).arrayoptions) then
begin begin
if (tordconstnode(right).value.svalue>tarraydef(left.resultdef).highrange) or if (tordconstnode(right).value.svalue>tarraydef(left.resultdef).highrange) or
(tordconstnode(right).value.svalue<tarraydef(left.resultdef).lowrange) then (tordconstnode(right).value.svalue<tarraydef(left.resultdef).lowrange) then
@ -742,6 +745,7 @@ implementation
rangecheck_array; rangecheck_array;
end; end;
end; end;
end;
stringdef : stringdef :
begin begin
if (cs_check_range in current_settings.localswitches) then if (cs_check_range in current_settings.localswitches) then