Record Case Detail

Notes

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

Stderr

$ ./l5_memory_check rand_double.txt rand
=================================================================
==10351==ERROR: AddressSanitizer: heap-use-after-free on address 0x60200000001c at pc 0x0000005174f1 bp 0x7ffcc95f6560 sp 0x7ffcc95f6558
READ of size 4 at 0x60200000001c thread T0
    #0 0x5174f0  (/out/package/l5_memory_check+0x5174f0)
    #1 0x5179d6  (/out/package/l5_memory_check+0x5179d6)
    #2 0x517b49  (/out/package/l5_memory_check+0x517b49)
    #3 0x7ffb32ab8b96  (/lib/x86_64-linux-gnu/libc.so.6+0x21b96)
    #4 0x41ca39  (/out/package/l5_memory_check+0x41ca39)

0x60200000001c is located 12 bytes inside of 16-byte region [0x602000000010,0x602000000020)
freed by thread T0 here:
    #0 0x4dc720  (/out/package/l5_memory_check+0x4dc720)
    #1 0x515fe7  (/out/package/l5_memory_check+0x515fe7)
    #2 0x5179ce  (/out/package/l5_memory_check+0x5179ce)
    #3 0x517b49  (/out/package/l5_memory_check+0x517b49)
    #4 0x7ffb32ab8b96  (/lib/x86_64-linux-gnu/libc.so.6+0x21b96)

previously allocated by thread T

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

Program exit with non zero value 1!

JOJ Answer

Correct!