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neopallium on Jan 4, 2021 | parent | context | favorite | on: Rust is now overall faster than C in benchmarks

The Rust compiler can auto-vectorize loop code.

This blog post shows how to write simple idiomatic Rust code that will allow the compiler to auto-vectorize:

http://cliffle.com/p/dangerust/6/

jcelerier on Jan 4, 2021 [–]

But, C and C++ compilers also can autovectorize quite well. I had some SSE & AVX algorithms where the compiler ended up doing the same or lightly better job in C++ for instance.

So maybe it's just the C benchmark being a cargo cult.

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