Depending on which file I modify, building can take 4 hours. Do you think this is a good scenario for using print statements? I often still find myself adding

Depending on which file I modify, building can take 4 hours. Do you think this is a good scenario for using print statements? I often still find myself adding print statements and rebuilding due to the complex nature of debugging this particular (multi-process) system. For obvious reasons, rebuilding is very inefficient. Interested in any other suggestions or references you might have.