snmalloc-sys

What's Changed

This release adds C23 API support, pointer-authentication protection for the free list, improved AArch64 platform support, and expanded memory usage statistics in Rust.

New Features

C23 API support

• Expose free_sized/free_aligned_sized by @SchrodingerZhu in #832

Security mitigations

• Adding Pointer-Authentication Protection for Free List Forward Edge by @Pengxiang-Huang in #840

Platform support

• Implement tick() for AArch64 on non-Apple platforms by @mjp41 in #854

Rust

• Hotfix for cargo publish by @SchrodingerZhu in #831
• Expose memory usage statistics to Rust via SnMalloc::memory_stats() by @jayakasadev in #851

Bug Fixes

• Fix MSVC C4864 warning and testlib message_impl link error by @matajoh in #858

Testing

• Add tests for src/snmalloc/override/new.cc by @paulhdk in #839
• Add corruption-detection test for probabilistic mitigations by @mjp41 in #848
• Move test_memory_stats to an integration test by @mjp41 in #856

Build

• Use rdynamic more by @mjp41 in #841
• Test build performance improvements by @mjp41 in #835

CI

• Add cross-platform Coverage CI by @mjp41 in #842
• Reduce ctest wall-time without losing coverage by @mjp41 in #844
• Fix shell quoting in coverage-comment workflow by @mjp41 in #845
• Resolve PR by head SHA in coverage-comment workflow by @mjp41 in #847
• Don't mis-route nightly coverage comment to last-merged PR by @mjp41 in #849

New Contributors

• @paulhdk made their first contribution in #839
• @Pengxiang-Huang made their first contribution in #840
• @jayakasadev made their first contribution in #851

Full Changelog: 0.7.4...0.7.5

What's Changed

Optimisations

• Improve post-teardown performance by Matthew Parkinson (@mjp41) in #810
• Fix performance issue in Red Black Tree init by Matthew Parkinson (@mjp41) in #818

Bug Fixes

• Detect cyclic corruption in SeqSet::iterate by Matthew Parkinson (@mjp41) in #813

Platform support

Rust

• snmalloc-rs moved into snmalloc repo by Matthew Parkinson (@mjp41) in #801
• Rust: Update build features by Matthew Parkinson (@mjp41) in #804
• misc: prepare for future release and bump versions by Schrodinger ZHU Yifan (@SchrodingerZhu) in #807
• Remove unused submodule from snmalloc-rs by Matthew Parkinson (@mjp41) in #827
• Address Rust packaging issues by Matthew Parkinson (@mjp41) in #830

C++ support

• Add SNMALLOC_EXPORT annotation to c++ allocator functions. by akrieger in #822
• inline annotation in pal_windows. by Matthew Parkinson (@mjp41) in #829

Build

• Adding vcpkg integration by Matthew A Johnson (@matajoh) in #825
• Parameterise clangformat_targets for reuse by other projects by Matthew Parkinson (@mjp41) in #826
• Move time concept to Pal by Matthew Parkinson (@mjp41) in #802

CI

• CI Fixes by Matthew Parkinson (@mjp41) in #803
• Refactor CI by Matthew Parkinson (@mjp41) in #806
• Add experiment with Claude.md by Matthew Parkinson (@mjp41) in #819

New Contributors

• akrieger made their first contribution in #822

Full Changelog: 0.7.3...0.7.4