Notes
This function is in beta test. Please help improve it in the issues
here.
=================================================================
==49661==ERROR: AddressSanitizer: heap-use-after-free on address 0x603000000010 at pc 0x5566190c4f7b bp 0x7ffcef626480 sp 0x7ffcef626470
READ of size 4 at 0x603000000010 thread T0
#0 0x5566190c4f7a in tree_sum_helper /in/ex6.cpp:87
#1 0x5566190c4fda in tree_sum_helper /in/ex6.cpp:87
#2 0x5566190c4fda in tree_sum_helper /in/ex6.cpp:87
#3 0x5566190c50d6 in BinaryTree::sum() const /in/ex6.cpp:92
#4 0x5566190c807f in test5() /in/compile/TestFunctions.cpp:121
#5 0x5566190d6b74 in std::_Function_handler<void (), void (*)()>::_M_invoke(std::_Any_data const&) /usr/include/c++/7/bits/std_function.h:316
#6 0x5566190d684e in std::function<void ()>::operator()() const /usr/include/c++/7/bits/std_function.h:706
#7 0x5566190c5975 in runTests(int) /in/compile/TestFunctions.cpp:19
#8 0x5566190c3e20 in main /in/compile/test.cpp:13
#9 0x7fb0249cbc86 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x21c86)
#10 0x5
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 5: The sum of the tree is 8