cmake is wrong for profiling

hcho3 / xgboost-fast-hist-perf-lab

Deeper look into performance of tree_method='hist' for multi-core CPUs

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cmake is wrong for profiling #6

Closed Laurae2 closed 5 years ago

Laurae2 commented 5 years ago

For proper profiling, one should use a release version with debug information and not a non-optimized version.

hcho3 commented 5 years ago

XGBoost sets Release configuration, which enables -O3 -NDEBUG flags. Unfortunately, I forgot to set Release configuration for this repo. Will rectify it soon.