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- hopefully fixed the "is" operator to work with readonly pointers.

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Player701 2022-06-03 17:02:04 +03:00 committed by Rachael Alexanderson
parent 5a74e79b92
commit eec08f0e24
1 changed files with 3 additions and 2 deletions
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5
src/common/scripting/backend/codegen.cpp
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@ -277,7 +277,8 @@ bool AreCompatiblePointerTypes(PType *dest, PType *source, bool forcompare)
// null pointers can be assigned to everything, everything can be assigned to void pointers. // null pointers can be assigned to everything, everything can be assigned to void pointers.
if (fromtype == nullptr || totype == TypeVoidPtr) return true; if (fromtype == nullptr || totype == TypeVoidPtr) return true;
// when comparing const-ness does not matter. // when comparing const-ness does not matter.
if (!forcompare && totype->IsConst != fromtype->IsConst) return false; // If not comparing, then we should not allow const to be cast away.
if (!forcompare && fromtype->IsConst && !totype->IsConst) return false;
// A type is always compatible to itself. // A type is always compatible to itself.
if (fromtype == totype) return true; if (fromtype == totype) return true;
// Pointers to different types are only compatible if both point to an object and the source type is a child of the destination type. // Pointers to different types are only compatible if both point to an object and the source type is a child of the destination type.
@ -4793,7 +4794,7 @@ FxExpression *FxTypeCheck::Resolve(FCompileContext& ctx)
} }
else else
{ {
left = new FxTypeCast(left, NewPointer(RUNTIME_CLASS(DObject)), false); left = new FxTypeCast(left, NewPointer(RUNTIME_CLASS(DObject), true), false);
ClassCheck = false; ClassCheck = false;
} }
right = new FxClassTypeCast(NewClassPointer(RUNTIME_CLASS(DObject)), right, false); right = new FxClassTypeCast(NewClassPointer(RUNTIME_CLASS(DObject)), right, false);