Can Rust do every low level stuff C/C++ do?

• rfcs

  666 5,700 9.8 Markdown

  RFCs for changes to Rust

  

There are a few things rust does not support in comparison to c++. Two I personally came across are: 1. placement new (relevant RFC) 2. Fast-math flag (relevant RFC)

• rust

  2,682 92,831 10.0 Rust

  Empowering everyone to build reliable and efficient software.

  

There are a few things rust does not support in comparison to c++. Two I personally came across are: 1. placement new (relevant RFC) 2. Fast-math flag (relevant RFC)

• InfluxDB

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• llvm-cbe

  14 791 6.5 C++

  resurrected LLVM "C Backend", with improvements

  

You can convert llvm bitcode to C and then use C compiler, there is such project https://github.com/JuliaComputingOSS/llvm-cbe .

• unsafe-code-guidelines

  74 639 6.9

  Forum for discussion about what unsafe code can and can't do

  

The definition of UB for Rust and C++ is practically the same. My source for this claim are lead maintainers of the Rust project who answer directly to the question in the github issue: https://github.com/rust-lang/unsafe-code-guidelines/issues/253

• rust-mos

  9 51 0.0 Rust

  Empowering everyone to build reliable and efficient software.

Thanks to llvm-mos project there is also working rust fork for MOS-6502: https://github.com/mrk-its/rust-mos/tree/mos_target, so you can target 8-bit atari and c64

• rustc_codegen_gcc

  49 866 9.6 Rust

  libgccjit AOT codegen for rustc

  

There is also https://github.com/rust-lang/rustc_codegen_gcc which uses GCC JIT to compile Rust and maybe support all the archs GCC can.

• coreutils

  119 16,822 10.0 Rust

  Cross-platform Rust rewrite of the GNU coreutils

  

The uutils implementation of stdbuf embeds a tiny bit of C++ code in order to inject code into the very start of another process, before its main runs.

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