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@art049 art049 commented Jan 25, 2026

@not-matthias, we should be explicit about the warnings to ignore, skipping them all would create unseen issues
(bumped into that while building the exec-harness which needs most of those flags and we don't want to skip all warnings)

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codspeed-hq bot commented Jan 25, 2026

CodSpeed Performance Report

Merging this PR will degrade performance by 71.43%

Comparing fix/instrument-hooks-options (017f605) with main (a8754dd)

Summary

⚡ 15 improved benchmarks
❌ 6 regressed benchmarks
✅ 554 untouched benchmarks

⚠️ Please fix the performance issues or acknowledge them on CodSpeed.

Performance Changes

Mode Benchmark BASE HEAD Efficiency
WallTime small_drop 2 ns 1 ns ×2
WallTime iter_batched_large_input 44 ns 48 ns -8.33%
WallTime iter_batched_per_iteration 44 ns 48 ns -8.33%
WallTime find_highest_set_bit[1024] 7 ns 5 ns +40%
WallTime generate_combinations[5] 1.3 µs 1.6 µs -23.37%
WallTime graph_coloring[4] 1,097 ns 974 ns +12.63%
WallTime generate_combinations[9] 7.5 µs 5.2 µs +43.26%
WallTime hamiltonian_cycle[5] 1,703 ns 914 ns +86.32%
WallTime hamiltonian_cycle[7] 2.1 µs 1.1 µs +95.76%
WallTime add_two_integers[(42, 13)] 20 ns 6 ns ×3.3
WallTime knight_tour[8] 293.1 ms 314.6 ms -6.85%
WallTime hamiltonian_cycle[6] 1 µs 1.5 µs -32.14%
WallTime hamiltonian_cycle[4] 1,451 ns 791 ns +83.44%
WallTime graph_coloring[6] 1.5 µs 1.1 µs +32.65%
WallTime graph_coloring[5] 1.2 µs 1.1 µs +12.51%
WallTime add_two_integers[(255, 255)] 6 ns 21 ns -71.43%
Simulation process_items_with_counter 835.8 ns 806.7 ns +3.62%
Simulation find_highest_set_bit[65535] 151.4 ns 122.2 ns +23.86%
Simulation find_highest_set_bit[42] 151.4 ns 122.2 ns +23.86%
Simulation find_highest_set_bit[1024] 151.4 ns 122.2 ns +23.86%
... ... ... ... ... ...

ℹ️ Only the first 20 benchmarks are displayed. Go to the app to view all benchmarks.

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2 participants