[ryao]

If the compiler would just issue warnings in the following cases, then noexcept would be useful for preventing this problem:

https://godbolt.org/z/rjPfYjnzf

https://godbolt.org/z/14ocshsE5

I filed bugs against both GCC and LLVM requesting warnings:

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118263

https://github.com/llvm/llvm-project/issues/121427