arm/backtrace_sp: fix build warning
common/arm_backtrace_sp.c: In function 'up_backtrace':
common/arm_backtrace_sp.c:253:15: warning: assignment to 'long unsigned int' from 'uint8_t *' {aka 'unsigned char *'} makes integer from pointer without a cast [-Wint-conversion]
253 |           top = g_intstacktop;
|
@@ -250,7 +250,7 @@ int up_backtrace(struct tcb_s *tcb,
# ifdef CONFIG_SMP
top = arm_intstack_top();
# else
- top = g_intstacktop;
+ top = (unsigned long)g_intstacktop;
# endif /* CONFIG_SMP */
#else
top = (unsigned long)rtcb->stack_base_ptr +
