fix branch cases

Author: jieli-matrix

source/module_io/read_input_item_elec_stru.cpp

@@ -325,8 +325,17 @@ void ReadInput::item_elec_stru()
         item.annotation = "whether to use k-point continuity for initializing wave functions";
         read_sync_bool(input.use_k_continuity);
         item.check_value = [](const Input_Item& item, const Parameter& para) {
-            if (para.input.basis_type != "pw") {
-                GlobalV::ofs_warning << "use_k_continuity only works for PW basis" << std::endl;
+            if (para.input.use_k_continuity && para.input.basis_type != "pw") {
+                ModuleBase::WARNING_QUIT("ReadInput", "use_k_continuity only works for PW basis");
+            }
+            if (para.input.use_k_continuity && para.input.calculation == "nscf") {
+                ModuleBase::WARNING_QUIT("ReadInput", "use_k_continuity cannot work for NSCF calculation");
+            }
+            if (para.input.use_k_continuity && para.input.nspin == 2) {
+                ModuleBase::WARNING_QUIT("ReadInput", "use_k_continuity cannot work for spin-polarized calculation");
+            }
+            if (para.input.use_k_continuity && para.input.esolver_type == "sdft") {
+                ModuleBase::WARNING_QUIT("ReadInput", "use_k_continuity cannot work for SDFT calculation");
             }
         };
         this->add_item(item);