Notes
This function is in beta test. Please help improve it in the issues
here.
================================================================= ==35396==ERROR: AddressSanitizer: heap-use-after-free on address 0x603000000070 at pc 0x559ca28fcf32 bp 0x7ffd71f94fe0 sp 0x7ffd71f94fd0 READ of size 8 at 0x603000000070 thread T0 #0 0x559ca28fcf31 in case6() (/out/package/dlist_mem+0x28f31) #1 0x559ca28f0a71 in main (/out/package/dlist_mem+0x1ca71) #2 0x7f6708791b96 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x21b96) #3 0x559ca28f1019 in _start (/out/package/dlist_mem+0x1d019) 0x603000000070 is located 0 bytes inside of 24-byte region [0x603000000070,0x603000000088) freed by thread T0 here: #0 0x7f6709f049c8 in operator delete(void*, unsigned long) (/usr/lib/x86_64-linux-gnu/libasan.so.4+0xe19c8) #1 0x559ca28fafda in case6() (/out/package/dlist_mem+0x26fda) previously allocated by thread T0 here: #0 0x7f6709f03448 in operator new(unsigned long) (/usr/lib/x86_64-linux-gnu/libasan.so.4+0xe0448) #1 0x559ca28fa8a8 in case6() (/out/package/dlist_mem+0x26
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.