[ci] open ci check with function declaration warning (#8546)

include/rthw.h

@@ -134,7 +134,7 @@ rt_isr_handler_t rt_hw_interrupt_install(int              vector,
                                          const char      *name);
 
 #ifdef RT_USING_SMP
-rt_base_t rt_hw_local_irq_disable();
+rt_base_t rt_hw_local_irq_disable(void);
 void rt_hw_local_irq_enable(rt_base_t level);
 
 rt_base_t rt_cpus_lock(void);
@@ -235,9 +235,9 @@ void rt_hw_secondary_cpu_idle_exec(void);
 #endif
 
 #ifndef RT_USING_CACHE
-#define rt_hw_isb()
-#define rt_hw_dmb()
-#define rt_hw_dsb()
+#define rt_hw_isb(void)
+#define rt_hw_dmb(void)
+#define rt_hw_dsb(void)
 #endif
 
 #ifdef __cplusplus

include/rtthread.h

@@ -42,6 +42,10 @@
 extern "C" {
 #endif
 
+#ifdef __GNUC__
+int entry(void); 
+#endif
+
 /**
  * @addtogroup KernelObject
  * @{
@@ -207,6 +211,7 @@ void rt_system_scheduler_init(void);
 void rt_system_scheduler_start(void);
 
 void rt_schedule(void);
+void rt_scheduler_do_irq_switch(void *context);
 void rt_schedule_insert_thread(struct rt_thread *thread);
 void rt_schedule_remove_thread(struct rt_thread *thread);
 
@@ -334,6 +339,15 @@ void rt_memheap_info(struct rt_memheap *heap,
                      rt_size_t *max_used);
 #endif /* RT_USING_MEMHEAP */
 
+#ifdef RT_USING_MEMHEAP_AS_HEAP
+/**
+ * memory heap as heap
+ */
+void *_memheap_alloc(struct rt_memheap *heap, rt_size_t size);
+void _memheap_free(void *rmem);
+void *_memheap_realloc(struct rt_memheap *heap, void *rmem, rt_size_t newsize);
+#endif
+
 #ifdef RT_USING_SLAB
 /**
  * slab object interface
@@ -664,6 +678,8 @@ void rt_cpus_unlock(rt_base_t level);
 struct rt_cpu *rt_cpu_self(void);
 struct rt_cpu *rt_cpu_index(int index);
 
+void rt_cpus_lock_status_restore(struct rt_thread *thread);
+
 #endif /* RT_USING_SMP */
 
 /*