LLVMInstruction: Add writeTargetType field

Author: adazem009

src/engine/internal/llvm/llvminstruction.h

@@ -90,10 +90,11 @@ struct LLVMInstruction
         std::string functionName;
         std::vector<std::pair<Compiler::StaticType, LLVMRegister *>> args; // target type, register
         LLVMRegister *functionReturnReg = nullptr;
-        bool functionTargetArg = false;   // whether to add target ptr to function parameters
-        bool functionCtxArg = false;      // whether to add execution context ptr to function parameters
-        Variable *workVariable = nullptr; // for variables
-        List *workList = nullptr;         // for lists
+        bool functionTargetArg = false;                                       // whether to add target ptr to function parameters
+        bool functionCtxArg = false;                                          // whether to add execution context ptr to function parameters
+        Variable *workVariable = nullptr;                                     // for variables
+        List *workList = nullptr;                                             // for lists
+        Compiler::StaticType writeTargetType = Compiler::StaticType::Unknown; // variable or list type (before write operation)
         BlockPrototype *procedurePrototype = nullptr;
         size_t procedureArgIndex = 0;
         bool loopCondition = false; // whether the instruction is part of a loop condition