LLVM Weekly - #300, September 30th 2019

Welcome to the three hundredth issue of LLVM Weekly, a weekly newsletter (published every Monday) covering developments in LLVM, Clang, and related projects. LLVM Weekly is brought to you by Alex Bradbury. Subscribe to future issues at http://llvmweekly.org and pass it on to anyone else you think may be interested. Please send any tips or feedback to asb@asbradbury.org, or @llvmweekly or @asbradbury on Twitter.

This week marks another major milestone for LLVM Weekly - 300 issues, every single Monday with zero gaps. Thank you for reading!

News and articles from around the web

The SN Systems blog gives an introduction to Clang's time trace feature.

Slides and videos are now available from CppCon 2019.

Slides and videos are now available from the GNU Tools Cauldron 2019.

On the mailing lists

LLVM commits

LoopFusion can now fuse guarded loops. r373018.

llvm-objcopy command-line parsing was factored into cross-platform and ELF-specific option parsing. r372712.

The AMD GPU assembler documentation was updated. r372857.

The LLVM C API was extended to expose the atomicrmw and cmpxchg volatile flags. r372938.

The LLVM user guide page gained a new section for articles related to building, packaging, and distributing LLVM. r373113.

Clang commits

clang-format gained support for the Whitesmiths indentation style. r372497.

libTooling now has a new library of source-code builders. r372595.

Explicit destructor calls and pseudo-destructor calls are now supported in constant evaluation, and Clang can also compute whether a variable has constant destruction if it has a constexpr evaluator. r373122, r373159.

Other project commits