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Added check for invalid class on in-VM instantiation

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Signed-off-by: CandiceJoy <candice@candicejoy.com>
This commit is contained in:
CandiceJoy 2023-01-24 14:23:04 -06:00 committed by Christoph Oelckers
parent e97ec4f167
commit 1e39202484
1 changed files with 1 additions and 0 deletions
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1
src/common/scripting/core/scopebarrier.cpp
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@ -211,6 +211,7 @@ void FScopeBarrier::AddFlags(int flags1, int flags2, const char* name)
// these are for vmexec.h
void FScopeBarrier::ValidateNew(PClass* cls, int outerside)
{
if (cls->VMType == nullptr) ThrowAbortException(X_OTHER,"Cannot instantiate invalid class %s", cls->TypeName.GetChars());
int innerside = FScopeBarrier::SideFromObjectFlags(cls->VMType->ScopeFlags);
if ((outerside != innerside) && (innerside != FScopeBarrier::Side_PlainData)) // "cannot construct ui class ... from data context"
ThrowAbortException(X_OTHER, "Cannot construct %s class %s from %s context", FScopeBarrier::StringFromSide(innerside), cls->TypeName.GetChars(), FScopeBarrier::StringFromSide(outerside));