Notes
This function is in beta test. Please help improve it in the issues
here.
ASAN:DEADLYSIGNAL
=================================================================
==24683==ERROR: AddressSanitizer: SEGV on unknown address 0x000000000000 (pc 0x559bab05b1fa bp 0x7ffe27977980 sp 0x7ffe27977940 T0)
==24683==The signal is caused by a WRITE memory access.
==24683==Hint: address points to the zero page.
#0 0x559bab05b1f9 in Dlist<double>::removeBack() (/out/package/dlist_mem+0x61f9)
#1 0x559bab05a3f4 in case0() (/out/package/dlist_mem+0x53f4)
#2 0x559bab057847 in main (/out/package/dlist_mem+0x2847)
#3 0x7effed5b0b96 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x21b96)
#4 0x559bab0580b9 in _start (/out/package/dlist_mem+0x30b9)
AddressSanitizer can not provide additional info.
SUMMARY: AddressSanitizer: SEGV (/out/package/dlist_mem+0x61f9) in Dlist<double>::removeBack()
==24683==ABORTING
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.