From fa1f1ef485734d990f9a5aecb001d3a0aa0eb59a Mon Sep 17 00:00:00 2001
From: yangjie <yangjiexaut@126.com>
Date: Fri, 11 Jun 2021 10:00:23 +0800
Subject: [PATCH] [src] add RT_WEAK for rt_malloc_align,rt_free_align

---
 src/kservice.c | 4 ++--
 src/memheap.c  | 2 ++
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/kservice.c b/src/kservice.c
index 7ed05b6651..40040f7885 100644
--- a/src/kservice.c
+++ b/src/kservice.c
@@ -1238,7 +1238,7 @@ RTM_EXPORT(rt_kprintf);
  *
  * @return the allocated memory block on successful, otherwise returns RT_NULL
  */
-void *rt_malloc_align(rt_size_t size, rt_size_t align)
+RT_WEAK void *rt_malloc_align(rt_size_t size, rt_size_t align)
 {
     void *ptr;
     void *align_ptr;
@@ -1284,7 +1284,7 @@ RTM_EXPORT(rt_malloc_align);
  *
  * @param ptr the memory block pointer
  */
-void rt_free_align(void *ptr)
+RT_WEAK void rt_free_align(void *ptr)
 {
     void *real_ptr;
 
diff --git a/src/memheap.c b/src/memheap.c
index 35a04c14b1..80f27a461f 100644
--- a/src/memheap.c
+++ b/src/memheap.c
@@ -757,6 +757,8 @@ static struct rt_memheap _heap;
 
 void rt_system_heap_init(void *begin_addr, void *end_addr)
 {
+    RT_ASSERT((rt_uint32_t)end_addr > (rt_uint32_t)begin_addr);
+
     /* initialize a default heap in the system */
     rt_memheap_init(&_heap,
                     "heap",
-- 
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