Jaepil Jeong

Results 3 issues of Jaepil Jeong

This PR fixes compile errors in C++23.

CLA Signed

As @hkarel pointed out in #2033, the current implementation of `GenericValue::operator[]()` calls `GenericValue::GenericValue()` multiple times when there's no such a member. There's no real issue with that, but it's not...

This PR fixes compiler warnings in Clang. ``` ❯ ninja clean && ninja [1/1] Cleaning all built files... Cleaning... 0 files. [289/391] Building CXX object src/arrow/acero/CMakeFiles/arrow_acero_objlib.dir/asof_join_node.cc.o /Users/jaepil/work/appspand/deps/arrow/cpp/src/arrow/acero/asof_join_node.cc:782:17: warning: private field...

Component: C++
awaiting committer review