Record Case Detail

Notes

This function is in beta test. Please help improve it in the issues here.

Stderr

=================================================================
==47282==ERROR: AddressSanitizer: heap-use-after-free on address 0x604000000070 at pc 0x5591537f4899 bp 0x7ffdf8dbe9e0 sp 0x7ffdf8dbe9d0
READ of size 8 at 0x604000000070 thread T0
    #0 0x5591537f4898 in removeBook (/out/package/ex6+0x3898)
    #1 0x5591537f5250 in main (/out/package/ex6+0x4250)
    #2 0x7fd1dd18cb96 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x21b96)
    #3 0x5591537f4549 in _start (/out/package/ex6+0x3549)

0x604000000070 is located 32 bytes inside of 40-byte region [0x604000000050,0x604000000078)
freed by thread T0 here:
    #0 0x7fd1de35b7a8 in __interceptor_free (/usr/lib/x86_64-linux-gnu/libasan.so.4+0xde7a8)
    #1 0x5591537f4846 in removeBook (/out/package/ex6+0x3846)
    #2 0x5591537f5250 in main (/out/package/ex6+0x4250)
    #3 0x7fd1dd18cb96 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x21b96)

previously allocated by thread T0 here:
    #0 0x7fd1de35bb40 in __interceptor_malloc (/usr/lib/x86_64

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

Linked-List:
27->54->58->90->NULL
findBook(90): PASS
findBook(27): PASS
findBook(90): PASS
findBook(90): PASS
findBook(58): PASS
findBook(90): PASS
findBook(58): PASS
findBook(58): PASS
removeBook(54): PASS
findBook(58): PASS
removeBook(27): PASS
findBook(58): PASS
removeBook(90): PASS
findBook(27): PASS
removeBook(58): PASS
findBook(27): PASS