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Healthy Competition With GCC 15 vs. LLVM Clang 20 Performance On AMD Zen 5


In the recent discussion over the GNU Gold linker being deprecated, there was the usual LLVM vs.

Complementing the recent GCC 14.2 vs. GCC 15.0.1 Git compiler benchmarks are now numbers added in for LLVM Clang 19.1.7 as the newest stable release as of testing along with the LLVM Clang 20.1 Git code as of last weke when testing began. The LLVM/Clang packages were obtained via the LLVM.org APT repository for convenience and reproducibility. Let's continue in this compiler quickie with more GCC 15 and Clang 20 benchmarks coming up on more hardware given their releases in the weeks ahead.

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