Fix ASAN issues with `std::function` usage#4673

Merged

shiyu1994 merged 2 commits intomicrosoft:masterfrom david-cortes:fptr

Oct 20, 2021

+3-3

Commits on Oct 12, 2021

don't compare std::function to nullptr ref microsoft#4633
david-cortes
committed

Commits on Oct 14, 2021

Update dataset_loader.h
david-cortes
authored