Notes
This function is in beta test. Please help improve it in the issues
here.
=================================================================
==23502==ERROR: AddressSanitizer: attempting free on address which was not malloc()-ed: 0x7ffdd254c510 in thread T0
#0 0x7fbe46f7d9c8 in operator delete(void*, unsigned long) (/usr/lib/x86_64-linux-gnu/libasan.so.4+0xe19c8)
#1 0x555dbace7de7 in Dlist<int>::removeAll() (/out/package/dlist_mem+0x19de7)
#2 0x555dbace7f7f in Dlist<int>::copyAll(Dlist<int> const&) (/out/package/dlist_mem+0x19f7f)
#3 0x555dbace41c9 in case4() (/out/package/dlist_mem+0x161c9)
#4 0x555dbace1fb1 in main (/out/package/dlist_mem+0x13fb1)
#5 0x7fbe4580ab96 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x21b96)
#6 0x555dbace2559 in _start (/out/package/dlist_mem+0x14559)
Address 0x7ffdd254c510 is located in stack of thread T0 at offset 208 in frame
#0 0x555dbace3fff in case4() (/out/package/dlist_mem+0x15fff)
This frame has 2 object(s):
[32, 48) 'list1'
[96, 112) 'list2' <== Memory access at offset 208 overflows this varia
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.