Record Case Detail

Notes

This function is in beta test. Please help improve it in the issues here.

Stderr

/in/DlistImpl.h:137:28: runtime error: member access within misaligned address 0xbebebebebebebebe for type 'struct node', which requires 8 byte alignment
0xbebebebebebebebe: note: pointer points here
<memory cannot be printed>
ASAN:DEADLYSIGNAL
=================================================================
==32217==ERROR: AddressSanitizer: SEGV on unknown address 0x000000000000 (pc 0x55fe661c3152 bp 0x602000000130 sp 0x7fff4b1920b0 T0)
==32217==The signal is caused by a READ memory access.
==32217==Hint: address points to the zero page.
    #0 0x55fe661c3151 in Dlist<int>::copyAll(Dlist<int> const&) (/out/package/dlist_mem+0x19151)
    #1 0x55fe661c0acd in case6() (/out/package/dlist_mem+0x16acd)
    #2 0x55fe661bd761 in main (/out/package/dlist_mem+0x13761)
    #3 0x7fcb542c5b96 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x21b96)
    #4 0x55fe661bdd09 in _start (/out/package/dlist_mem+0x13d09)

AddressSanitizer can not provide additional info.
SUMMARY: AddressSanitizer: SEGV (/out/package/dlist

Hints

Your answer may be identical to the JOJ answer in the first several lines.

However, the main problem you meet now is Runtime Error. And the exit code of your program is 1, which should be 0.

Please double check your code to solve this problem and try again.

Your Answer


        

JOJ Answer

Test success.