Notes
This function is in beta test. Please help improve it in the issues
here.
=================================================================
==20075==ERROR: AddressSanitizer: attempting free on address which was not malloc()-ed: 0x7fff17525910 in thread T0
#0 0x7f25105c79c8 in operator delete(void*, unsigned long) (/usr/lib/x86_64-linux-gnu/libasan.so.4+0xe19c8)
#1 0x55a560cb2330 in Dlist<int>::removeFront() (/out/package/dlist_mem+0x19330)
#2 0x55a560cb2a81 in Dlist<int>::removeAll() (/out/package/dlist_mem+0x19a81)
#3 0x55a560cb2bff in Dlist<int>::copyAll(Dlist<int> const&) (/out/package/dlist_mem+0x19bff)
#4 0x55a560caefe9 in case4() (/out/package/dlist_mem+0x15fe9)
#5 0x55a560cacdd1 in main (/out/package/dlist_mem+0x13dd1)
#6 0x7f250ee54b96 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x21b96)
#7 0x55a560cad379 in _start (/out/package/dlist_mem+0x14379)
Address 0x7fff17525910 is located in stack of thread T0 at offset 208 in frame
#0 0x55a560caee1f in case4() (/out/package/dlist_mem+0x15e1f)
This frame has 2 object(s):
[32, 48
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.