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Support += and -= operators on function parameters declared using array syntax (which are adjusted to have pointer type).

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This fixes the compca25.c test case.
This commit is contained in:
Stephen Heumann 2015-12-31 23:38:21 -06:00
parent c77bca8389
commit 3b9101ea30
1 changed files with 11 additions and 5 deletions
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16
Expression.pas
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@ -2892,7 +2892,8 @@ case tree^.token.kind of
begin begin
L_Value(tree^.left); L_Value(tree^.left);
if (token.kind = ident) if (token.kind = ident)
and (id^.itype^.kind in [scalarType,pointerType]) then begin and ((id^.itype^.kind in [scalarType,pointerType])
or ((id^.itype^.kind = arrayType) and (id^.storage = parameter))) then begin
doingScalar := true; doingScalar := true;
LoadScalar(id); LoadScalar(id);
lType := id^.itype; lType := id^.itype;
@ -2922,13 +2923,18 @@ case tree^.token.kind of
end; {else} end; {else}
if lType^.isConstant then if lType^.isConstant then
Error(93); Error(93);
if doingScalar
and (ltype^.kind = arrayType) and (id^.storage = parameter) then
kind := pointerType
else
kind := lType^.kind;
GenerateCode(tree^.right); GenerateCode(tree^.right);
if lType^.kind <> pointerType then if kind <> pointerType then
et := UsualBinaryConversions(lType); et := UsualBinaryConversions(lType);
case tree^.token.kind of case tree^.token.kind of
pluseqop: pluseqop:
if lType^.kind = pointerType then begin if kind = pointerType then begin
ChangePointer(pc_adl, lType^.pType^.size, UsualUnaryConversions); ChangePointer(pc_adl, lType^.pType^.size, UsualUnaryConversions);
expressionType := lType; expressionType := lType;
end end
@ -2942,7 +2948,7 @@ case tree^.token.kind of
Error(66); Error(66);
minuseqop: minuseqop:
if lType^.kind = pointerType then begin if kind = pointerType then begin
ChangePointer(pc_sbl, lType^.pType^.size, UsualUnaryConversions); ChangePointer(pc_sbl, lType^.pType^.size, UsualUnaryConversions);
expressionType := lType; expressionType := lType;
end end
@ -3043,7 +3049,7 @@ case tree^.token.kind of
end; {case} end; {case}
AssignmentConversion(lType,expressionType,false,0,true,true); AssignmentConversion(lType,expressionType,false,0,true,true);
if doingScalar then begin if doingScalar then begin
if lType^.kind = pointerType then if kind = pointerType then
lType := uLongPtr; lType := uLongPtr;
case id^.storage of case id^.storage of
stackFrame, parameter: stackFrame, parameter: