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rr v4.4.0 Release Notes

Release Date: 2016-10-01 // over 7 years ago

  • 🏗 Compile releases with CMAKE_BUILD_TYPE=Release for improved performance.
    👌 Support for record and replay of chromium-browser and google-chrome via various bug fixes: notably, syncing syscall writes to mmapped files, and handling tasks forked with invalid TLS areas.
    🚦 Many improvements to make signal-state tracking match the kernel more accurately.
    👌 Support for Linux 4.8 kernels (in particular, PTRACE_SYSCALL notifications being delivered before seccomp notifications instead of after).
    General recording overhead improvements (thanks to Keno Fischer).
    👌 Support for accessing thread-local variables while debugging (thanks to Tom Tromey).
    👍 Syscall support expanded.
    🛠 Many bugs fixed.