March 2026 (2026-03) monthly summary for rust-lang/compiler-builtins focusing on CI/CD and test infrastructure improvements. Delivered a robust set of CI enhancements, expanded cross-architecture testing, and refactored build configurations to improve reliability, reduce CI flakiness, and accelerate feedback for contributors. Key outcomes: - Strengthened code quality checks via static analysis integration in CI; expanded automated validation in PRs. - Improved test reliability and speed by upgrading the test framework and tooling. - Increased cross-arch coverage by enabling riscv64 testing on a self-hosted runner. - Improved CI reproducibility in Docker environments by replacing brittle checks with a stable target directory approach. Overall impact: Faster, more reliable feedback loops for changes; broader hardware coverage; reduced maintenance burden for CI configurations.

February 2026 monthly summary for pytorch/pytorch: Delivered cross-architecture installation stability for lintrunner and expanded architecture support with RISC-V wheels. Upgraded maturin to resolve installation/build issues and ensure compatibility across architectures (including riscv64 and x86). Enabled official RISC-V wheels by turning on riscv64 builds for lintrunner, broadening platform coverage. These changes reduce installation failures, improve CI reliability, and accelerate adoption by new hardware targets. Key PRs include upgrading lintrunner to resolve build issues (PR #173658) and enabling RISCV builds (PR #173993).