3.3E7

#include<iostream>
using namespace std;

const int maxqueue = 10;             
class Queue{  
public: 
  Queue( ); 
  bool empty( ) const; 
  Error_code serve( ); 
  Error_code append(const Queue_entry item); 
  Error_code retrieve(Queue_entry item) const; 
protected: 
  int front,rear; 
  Queue_entry entry [maxqueue]; 
  bool is_empty; };
Queue :: Queue( ) 

  {rear = maxqueue-1; 

  front = 0; 
  is_empty = true;} 
bool Queue :: empty( ) const 
  {return is_empty;}
Error_code Queue :: append(const Queue_entry item) 
  if (!empty( )&&(rear+1)%maxqueue ==  front) return overflow; 
  is_empty = false; 
  rear=(rear+1)%maxquene;
  entry[rear]=item; 
  return success; }
Error_code Queue :: serve( ) 

 {if(empty( ))return underflow; 
  if(rear==front)is_empty = true; 
  front=((front+1)==maxqueue)?0:(front+1); 
  return success;} 
Error_code Queue::retrieve(Queue_entry item) const 
 {if(empty( ))return underflow; 
  item=entry[front]; 
  return success;} 

gdb libvo_test_so.so /home/mdc/var/log/npu/coredump/core.\!mnt\!vo_test-26826-46889 GNU gdb (GDB) iAOS3.3 9.2-1.AOS3.3 Copyright (C) 2020 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html> This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law. Type "show copying" and "show warranty" for details. This GDB was configured as "aarch64-aos-linux". Type "show configuration" for configuration details. For bug reporting instructions, please see: <http://www.gnu.org/software/gdb/bugs/>. Find the GDB manual and other documentation resources online at: <http://www.gnu.org/software/gdb/documentation/>. For help, type "help". Type "apropos word" to search for commands related to "word"... Reading symbols from libvo_test_so.so... (No debugging symbols found in libvo_test_so.so) warning: core file may not match specified executable file. [New LWP 26826] [Thread debugging using libthread_db enabled] Using host libthread_db library "/usr/lib64/libthread_db.so.1". Core was generated by `./vo_test --mode=func --scene=VoTestBase&#39;. Program terminated with signal SIGSEGV, Segmentation fault. #0 0x0000e7fbe569cb04 in ?? () Missing separate debuginfos, use: dnf debuginfo-install compiler-rt-builtins-12.--Type <RET> for more, q to quit, c to continue without paging-- 0.1-1.a1.AOS3.3.aarch64 glibc-2.34-AOS3.3.aarch64 (gdb) bt #0 0x0000e7fbe569cb04 in ?? () #1 0x0000e7fbe69677b0 in ?? () from /usr/lib64/libc.so.6 #2 0x0000e7fbe6a9c000 in sys_sigabbrev () from /usr/lib64/libc.so.6 Backtrace stopped: previous frame identical to this frame (corrupt stack?) (gdb) where #0 0x0000e7fbe569cb04 in ?? () #1 0x0000e7fbe69677b0 in ?? () from /usr/lib64/libc.so.6 #2 0x0000e7fbe6a9c000 in sys_sigabbrev () from /usr/lib64/libc.so.6 Backtrace stopped: previous frame identical to this frame (corrupt stack?)
07-05
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