Notes
This function is in beta test. Please help improve it in the issues
here.
=================================================================
==23303==ERROR: AddressSanitizer: heap-use-after-free on address 0x603000000070 at pc 0x55daa4b5f7c9 bp 0x7ffcb87c3c20 sp 0x7ffcb87c3c10
WRITE of size 8 at 0x603000000070 thread T0
#0 0x55daa4b5f7c8 in Dlist<int>::insertBack(int*) (/out/package/dlist_mem+0x57c8)
#1 0x55daa4b5d046 in Dlist<int>::copyAll(Dlist<int> const&) [clone .isra.13] (/out/package/dlist_mem+0x3046)
#2 0x55daa4b5e58a in case5() (/out/package/dlist_mem+0x458a)
#3 0x55daa4b5c197 in main (/out/package/dlist_mem+0x2197)
#4 0x7fc388c35b96 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x21b96)
#5 0x55daa4b5c599 in _start (/out/package/dlist_mem+0x2599)
0x603000000070 is located 0 bytes inside of 24-byte region [0x603000000070,0x603000000088)
freed by thread T0 here:
#0 0x7fc3896879c8 in operator delete(void*, unsigned long) (/usr/lib/x86_64-linux-gnu/libasan.so.4+0xe19c8)
#1 0x55daa4b5c754 in Dlist<int>::removeAll() [clone .isra.12] (/out/p
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.