Fix the compiling errors in gcc9 (sonic-net#1621)

stephenxs · web-flow · commit 1438a703a0f2 · 2021-02-06T09:35:16.000+01:00
diff --git a/orchagent/orch.cpp b/orchagent/orch.cpp
@@ -606,7 +606,7 @@ ref_resolve_status Orch::resolveFieldRefArray(
                 SWSS_LOG_DEBUG("Resolved to sai_object:0x%" PRIx64 ", type:%s, name:%s", sai_obj, ref_type_name.c_str(), object_name.c_str());
                 sai_object_arr.push_back(sai_obj);
                 if (!object_name_list.empty())
-                    object_name_list += string(&list_item_delimiter);
+                    object_name_list += list_item_delimiter;
                 object_name_list += ref_type_name + delimiter + object_name;
             }
             count++;

Original file line number	Diff line number	Diff line change
`@@ -606,7 +606,7 @@ ref_resolve_status Orch::resolveFieldRefArray(`
`606`	`606`	`SWSS_LOG_DEBUG("Resolved to sai_object:0x%" PRIx64 ", type:%s, name:%s", sai_obj, ref_type_name.c_str(), object_name.c_str());`
`607`	`607`	`sai_object_arr.push_back(sai_obj);`
`608`	`608`	`if (!object_name_list.empty())`
`609`		`- object_name_list += string(&list_item_delimiter);`
	`609`	`+ object_name_list += list_item_delimiter;`
`610`	`610`	`object_name_list += ref_type_name + delimiter + object_name;`
`611`	`611`	`}`
`612`	`612`	`count++;`