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- added type checks for DynArray.Copy and Move and fixed parameter processing.

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This commit is contained in:
Christoph Oelckers 2017-02-07 00:12:55 +01:00
parent 96b2cb0a45
commit f77a528e13
1 changed files with 14 additions and 5 deletions
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19
src/scripting/codegeneration/codegen.cpp
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@ -7781,18 +7781,27 @@ FxExpression *FxMemberFunctionCall::Resolve(FCompileContext& ctx)
{ {
// Copy and Move must turn their parameter into a pointer to the backing struct type. // Copy and Move must turn their parameter into a pointer to the backing struct type.
auto backingtype = static_cast<PDynArray*>(a->ValueType)->BackingType; auto backingtype = static_cast<PDynArray*>(a->ValueType)->BackingType;
if (elementType != static_cast<PDynArray*>(a->ValueType)->ElementType)
{
ScriptPosition.Message(MSG_ERROR, "Type mismatch in function argument");
delete this;
return nullptr;
}
bool writable;
if (!a->RequestAddress(ctx, &writable))
{
ScriptPosition.Message(MSG_ERROR, "Unable to dereference array variable");
delete this;
return nullptr;
}
a->ValueType = NewPointer(backingtype); a->ValueType = NewPointer(backingtype);
// Also change the field's type so the code generator can work with this (actually this requires swapping out the entire field.) // Also change the field's type so the code generator can work with this (actually this requires swapping out the entire field.)
if (Self->ExprType == EFX_StructMember || Self->ExprType == EFX_ClassMember || Self->ExprType == EFX_StackVariable) if (Self->ExprType == EFX_StructMember || Self->ExprType == EFX_ClassMember || Self->ExprType == EFX_StackVariable)
{ {
auto member = static_cast<FxMemberBase*>(a); auto member = static_cast<FxMemberBase*>(Self);
auto newfield = new PField(NAME_None, backingtype, 0, member->membervar->Offset); auto newfield = new PField(NAME_None, backingtype, 0, member->membervar->Offset);
member->membervar = newfield; member->membervar = newfield;
Self = nullptr;
delete this;
member->ValueType = TypeUInt32;
return member;
} }
} }
else if (a->IsPointer() && Self->ValueType->IsKindOf(RUNTIME_CLASS(PPointer))) else if (a->IsPointer() && Self->ValueType->IsKindOf(RUNTIME_CLASS(PPointer)))