Notes
This function is in beta test. Please help improve it in the issues
here.
=================================================================
==22312==ERROR: AddressSanitizer: attempting free on address which was not malloc()-ed: 0x7ffdfd42a090 in thread T0
#0 0x7f4a23d0e9c8 in operator delete(void*, unsigned long) (/usr/lib/x86_64-linux-gnu/libasan.so.4+0xe19c8)
#1 0x560fd9f5cde7 in Dlist<int>::removeAll() (/out/package/dlist_mem+0x19de7)
#2 0x560fd9f5cf7f in Dlist<int>::copyAll(Dlist<int> const&) (/out/package/dlist_mem+0x19f7f)
#3 0x560fd9f591c9 in case4() (/out/package/dlist_mem+0x161c9)
#4 0x560fd9f56fb1 in main (/out/package/dlist_mem+0x13fb1)
#5 0x7f4a2259bb96 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x21b96)
#6 0x560fd9f57559 in _start (/out/package/dlist_mem+0x14559)
Address 0x7ffdfd42a090 is located in stack of thread T0 at offset 208 in frame
#0 0x560fd9f58fff 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.