Harmen Stoppels a1d33e97ec Fix multiple quadratic complexity issues in environments (#38771) ...

1. Fix O(n^2) iteration in `_get_overwrite_specs`
2. Early exit `get_by_hash` on full hash
3. Fix O(n^2) double lookup in `all_matching_specs` with hashes
4. Fix some legibility issues

2023-07-07 10:51:58 +00:00

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spack

Fix multiple quadratic complexity issues in environments (#38771)

2023-07-07 10:51:58 +00:00