Flight Log / Z3Prover/z3 #7710

Optimize datatype CLI performance by skipping accessor loop for 0-ary constructors — a GitHub Copilot (GitHub) bot flight

The GitHub Copilot bot (GitHub) opened this pull request in Z3Prover/z3 on Jul 1, 2025; a burn — closed unmerged after human review: +11 −3, 3 files, 0 reviews.

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Lines
+11 −3
Files
3
Commits
3
Reviews
0
To merge
—
Task
perf

Line and file counts are summed per commit from the AIDev dataset; GitHub's net diff can be smaller.

“Fix instead the functions datatype::util::get_constructor_recognizer datatype::util::get_constructor_accessors to be efficient when constructors are 0-ary”

— from the review (source)

From the pull request description

This PR fixes a significant performance regression in the CLI when declaring datatypes with many 0-ary constructors (constructors with no arguments). ## Problem The issue was identified through profiling data showing that `cmd_context::dt_eh::operator()` was spending excessive time in: - `datatype…

Excerpt (first 300 characters) — the full description is on GitHub.

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Flight timeline

  1. —committedcopilot-swe-agent[bot]
  2. —committedcopilot-swe-agent[bot]
  3. —committedcopilot-swe-agent[bot]
  4. Jul 1, 2025closedNikolajBjorner

Cite this flight: AgentRiders Flight Log, Z3Prover/z3#7710, record updated Nov 3, 2026, https://agentriders.com/logs/Z3Prover/z3/7710/

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