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spack diff: fix performance bug#51270

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alalazo merged 1 commit intodevelopfrom
hs/fix/diff-complexity
Sep 8, 2025
Merged

spack diff: fix performance bug#51270
alalazo merged 1 commit intodevelopfrom
hs/fix/diff-complexity

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@haampie haampie commented Sep 4, 2025

Closes #51253

Bring down the complexity of spack diff from O(2^n) to O(n) in number of nodes, which is typically desirable.

Bring down the complexity of from O(2^n) to O(n) in number of nodes.

Signed-off-by: Harmen Stoppels <[email protected]>
@haampie haampie force-pushed the hs/fix/diff-complexity branch from 1191f96 to dfc2a3f Compare September 4, 2025 10:29
@haampie haampie added the v1.0.2 PRs / Bug fixes to backport for v1.0.2 label Sep 4, 2025
@alalazo alalazo self-assigned this Sep 8, 2025
@alalazo alalazo merged commit 7379f08 into develop Sep 8, 2025
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@alalazo alalazo deleted the hs/fix/diff-complexity branch September 8, 2025 14:10
@alalazo alalazo mentioned this pull request Sep 8, 2025
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alalazo pushed a commit that referenced this pull request Sep 8, 2025
Bring down the complexity of from O(2^n) to O(n) in number of nodes.

Signed-off-by: Harmen Stoppels <[email protected]>
haampie added a commit that referenced this pull request Sep 12, 2025
Bring down the complexity of from O(2^n) to O(n) in number of nodes.

Signed-off-by: Harmen Stoppels <[email protected]>
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spack diff has exponential complexity

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