Always provide an implementation of process_action_nocache

tmk_core/common/action.c

@@ -62,6 +62,11 @@ void process_action_nocache(keyrecord_t *record)
     process_action(record);
     disable_action_cache = false;
 }
+#else
+void process_action_nocache(keyrecord_t *record)
+{
+    process_action(record);
+}
 #endif
 
 /*

tmk_core/common/action.h

@@ -61,8 +61,8 @@ void action_function(keyrecord_t *record, uint8_t id, uint8_t opt);
 /* Utilities for actions.  */
 #if !defined(NO_ACTION_LAYER) && defined(PREVENT_STUCK_MODIFIERS)
 extern bool disable_action_cache;
-void process_action_nocache(keyrecord_t *record);
 #endif
+void process_action_nocache(keyrecord_t *record);
 void process_action(keyrecord_t *record);
 void register_code(uint8_t code);
 void unregister_code(uint8_t code);