leanprover/KLR
Aug 2025 – Oct 2025
2 Months active
Languages Used
CC++LeanPython
Technical Skills
AST manipulationCode generationCompiler DevelopmentCompiler designDebuggingDomain Specific Language (DSL) Development
Qingyuan Qie
PROFILE
Qingyuan Qie
Qieqing Yang contributed to the leanprover/KLR repository by expanding the NKIBuiltins instruction set and refactoring the abstract syntax tree to support more expressive scripting, using C++ and Lean. Their work included adding new ISA operators for data processing, improving namespace management, and enhancing serialization logic to enable future features. Qieqing also addressed reliability by correcting for-loop termination and operator logic, ensuring accurate execution and comparisons. In October, they stabilized the trace conversion pipeline by fixing the scalar_engine mapping in FromNKI, which improved data fidelity and reduced downstream errors. Their efforts demonstrated depth in compiler development and debugging.
Overall Statistics
Feature vs Bugs
33%Features
Repository Contributions
7Total
Bugs
4
Commits
7
Features
2
Lines of code
356
Activity Months2
Your Network
1397 people
Work History
October 2025
1 Commits
Oct 1, 2025October 2025 monthly summary focusing on key accomplishments, technical achievements, and business value for leanprover/KLR. The primary focus was stabilizing the trace conversion pipeline by correcting the scalar_engine mapping in FromNKI, improving data fidelity and downstream reliability.
1 Commits
Oct 1, 2025October 2025 monthly summary focusing on key accomplishments, technical achievements, and business value for leanprover/KLR. The primary focus was stabilizing the trace conversion pipeline by correcting the scalar_engine mapping in FromNKI, improving data fidelity and downstream reliability.
October 2025
August 2025
6 Commits • 2 Features
Aug 1, 2025Concise monthly summary for 2025-08 focused on delivering expanded NKIBuiltins, AST refinements, and reliability improvements in leanprover/KLR with measurable business value and technical impact.
August 2025
6 Commits • 2 Features
Aug 1, 2025Concise monthly summary for 2025-08 focused on delivering expanded NKIBuiltins, AST refinements, and reliability improvements in leanprover/KLR with measurable business value and technical impact.
Activity
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Quality Metrics
Correctness91.4%
Maintainability94.4%
Architecture94.4%
Performance88.6%
AI Usage20.0%
Skills & Technologies
Programming Languages
CC++LeanPython
Technical Skills
AST manipulationCode generationCompiler DevelopmentCompiler designDebuggingDomain Specific Language (DSL) DevelopmentDomain Specific LanguagesDomain-Specific LanguagesLogicLow-Level ProgrammingNamespace ManagementOperator OverloadingSerialization/DeserializationTrace Analysis
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