GPT-5.3 Codex performance improvent suggestions

[rogervila]

No description provided.

[sonarqubecloud]

Quality Gate failed

Failed conditions
34.9% Duplication on New Code (required ≤ 3%)

See analysis details on SonarQube Cloud

[github-actions]

📊 Benchmark Results

+-----------------------+----------------------------------+-----+------+-----+---------------+-----------------+-----------------+
| benchmark             | subject                          | set | revs | its | mem_peak      | mode            | rstdev          |
+-----------------------+----------------------------------+-----+------+-----+---------------+-----------------+-----------------+
| ArrayCompareBenchmark | benchSmallArrayStrictComparison  |     | 1000 | 10  | 2.075mb 0.00% | 0.607μs +16.96% | ±2.66% +78.77%  |
| ArrayCompareBenchmark | benchSmallArrayLooseComparison   |     | 1000 | 10  | 2.075mb 0.00% | 0.673μs +21.56% | ±2.51% +20.25%  |
| ArrayCompareBenchmark | benchMediumArrayStrictComparison |     | 1000 | 10  | 2.075mb 0.00% | 2.601μs +4.29%  | ±1.89% +51.56%  |
| ArrayCompareBenchmark | benchMediumArrayLooseComparison  |     | 1000 | 10  | 2.075mb 0.00% | 2.910μs +2.47%  | ±1.06% -19.60%  |
| ArrayCompareBenchmark | benchLargeArrayStrictComparison  |     | 500  | 10  | 2.075mb 0.00% | 6.058μs +2.49%  | ±1.15% +12.08%  |
| ArrayCompareBenchmark | benchLargeArrayLooseComparison   |     | 500  | 10  | 2.075mb 0.00% | 6.430μs +2.46%  | ±1.07% -16.41%  |
| ArrayCompareBenchmark | benchDeeplyNestedArrayComparison |     | 500  | 10  | 2.075mb 0.00% | 3.647μs +39.37% | ±2.63% +307.23% |
| ArrayCompareBenchmark | benchWideArrayComparison         |     | 200  | 10  | 2.075mb 0.00% | 79.461μs -0.36% | ±1.18% -0.46%   |
| ArrayCompareBenchmark | benchIdenticalArrays             |     | 1000 | 10  | 2.075mb 0.00% | 0.275μs -29.62% | ±1.62% -44.67%  |
| ArrayCompareBenchmark | benchCompletelyDifferentArrays   |     | 1000 | 10  | 2.075mb 0.00% | 0.530μs +37.34% | ±1.93% +16.18%  |
| ArrayCompareBenchmark | benchMixedDataTypes              |     | 500  | 10  | 2.075mb 0.00% | 2.096μs +8.16%  | ±0.94% -54.08%  |
| ArrayCompareBenchmark | benchRealisticUserDataset        |     | 200  | 10  | 2.075mb 0.00% | 83.173μs -9.52% | ±0.32% -61.87%  |
| ArrayCompareBenchmark | benchComplexNestedConfiguration  |     | 100  | 10  | 2.075mb 0.00% | 14.234μs +0.80% | ±2.01% -14.29%  |
| ArrayCompareBenchmark | benchEmptyArrayComparison        |     | 1000 | 10  | 2.075mb 0.00% | 0.254μs -23.28% | ±2.87% +95.66%  |
| ArrayCompareBenchmark | benchArrayWithNumericKeys        |     | 500  | 10  | 2.075mb 0.00% | 1.783μs +8.95%  | ±1.52% -39.60%  |
+-----------------------+----------------------------------+-----+------+-----+---------------+-----------------+-----------------+

Note: Benchmarks compare PR against master branch.
Performance regression threshold: ±2%

[rogervila]

Closing the experiment.