修正了逻辑，使 TPV 能够正常编译

lib/core/Handles/HandlesAugAssign.py

@@ -87,8 +87,16 @@ class AugAssignHandle(BaseHandle):
         if isinstance(Node.target, ast.Name):
             VarName: str = Node.target.id
             Op: str = self.Trans.ExprHandler.GetOpSymbol(Node.op)
-            if VarName in Gen.global_vars and VarName in Gen.module.globals:
-                GVar: ir.GlobalVariable = Gen.module.globals[VarName]
+            if VarName in Gen.global_vars:
+                # 治本修复：global 声明的变量若未被模块级 AnnAssign 创建为 LLVM 全局
+                # （注解无初始值的全局变量），此处自动创建零初始化全局变量
+                GVar: ir.GlobalVariable
+                if VarName not in Gen.module.globals:
+                    _gv_type: ir.Type = Value.type if isinstance(Value.type, ir.IntType) else ir.IntType(64)
+                    GVar = ir.GlobalVariable(Gen.module, _gv_type, name=VarName)
+                    GVar.initializer = ir.Constant(_gv_type, 0)
+                else:
+                    GVar = Gen.module.globals[VarName]
                 Gen.variables[VarName] = GVar
                 OldVal: ir.Value = Gen._load(GVar, name=VarName)
                 NewVal: ir.Value = Gen.emit_binary_op(Op, OldVal, Value, is_unsigned=is_unsigned)
@@ -96,22 +104,14 @@ class AugAssignHandle(BaseHandle):
                 return
             if VarName in Gen._reg_values:
                 OldVal: ir.Value = Gen._reg_values[VarName]
-                saved_block: ir.Block = Gen.builder.block
-                entry_block: ir.Block = Gen.func.entry_basic_block
-                Gen.builder.position_at_start(entry_block)
-                var: ir.AllocaInstr = Gen.builder.alloca(OldVal.type, name=VarName)
+                var: ir.AllocaInstr = Gen._allocaEntry(OldVal.type, name=VarName)
                 Gen._store(OldVal, var)
-                Gen.builder.position_at_end(saved_block)
                 Gen.variables[VarName] = var
                 del Gen._reg_values[VarName]
             if VarName in Gen._direct_values:
                 OldVal: ir.Value = Gen._direct_values.pop(VarName)
-                saved_block: ir.Block = Gen.builder.block
-                entry_block: ir.Block = Gen.func.entry_basic_block
-                Gen.builder.position_at_start(entry_block)
-                var: ir.AllocaInstr = Gen.builder.alloca(OldVal.type, name=VarName)
+                var: ir.AllocaInstr = Gen._allocaEntry(OldVal.type, name=VarName)
                 Gen._store(OldVal, var)
-                Gen.builder.position_at_end(saved_block)
                 Gen.variables[VarName] = var
             if Gen.builder.block.is_terminated:
                 return