Summary
We can always print the statisic information of memory allocation now. The action overhead is very light.
How to fix
In memory_dump.cpp, when FATAL_ERROR_HANG macro is not define, the print_malloc_sample_info() won't be executed.
We can remove the macro define guard.

Summary
We can always print the statisic information of memory allocation now. The action overhead is very light.
How to fix
In memory_dump.cpp, when FATAL_ERROR_HANG macro is not define, the print_malloc_sample_info() won't be executed.
We can remove the macro define guard.