Monthly LLVM libc meeting

[michaelrj-google]

Topics for tomorrow’s meeting:

• Michael: 2 minutes - (surprise)

• Michael: 5 minutes - Libc++ Build Status

  • Merged: https://github.com/llvm/llvm-project/pull/201236

    • Total Discovered Tests: 11544

    • Unsupported : 2109 (18.27%)

    • Passed : 9320 (80.73%)

    • Expectedly Failed: 115 (1.00%)

    • (no significant change from last month)

  • Michael needs to finish fixing the atomic issue to unblock threads

    • [libcxx] Remove atomic workaround by michaelrj-google · Pull Request #208049 · llvm/llvm-project · GitHub

  • In progress:

    • freopen: https://github.com/llvm/llvm-project/pull/207837

    • tmpnam: https://github.com/llvm/llvm-project/pull/204901

    • system: [libc] Implement system function by michaelrj-google · Pull Request #211672 · llvm/llvm-project · GitHub

    • wprintf (larger effort)

    • tmpfile: claimed but no PR yet [libc] Implement tmpfile · Issue #191281 · llvm/llvm-project · GitHub

• Tapiwa: 10 minutes - Code Coverage

  • [RFC][libc] Enabling Code Coverage in LLVM Libc

• Jeff: 5 minutes - Cmake Formatter

  • [RFC] CMake formatting for LLVM libc

• Michael: 10 minutes - Moving pieces of LLVM-libc out of libc/

  • Inspired by [RFC] Top-level ADT resource without C++ runtime dependency

  • Also by discussions with one of the compiler-rt builtins maintainers

    • For compiler-rt math they want the code to be in a separate directory so that it doesn’t accidentally pull in things like assert.

  • How should we handle this?