wasm-opt-cxx-sys 0.116.0

wasm-opt bindings via cxx
Documentation 
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fn main() -> anyhow::Result<()> {
    let mut builder = cxx_build::bridge("src/lib.rs");

    {
        let target_env = std::env::var("CARGO_CFG_TARGET_ENV")?;

        let flags: &[_] = if target_env != "msvc" {
            &["-std=c++17", "-Wno-unused-parameter", "-DBUILD_LLVM_DWARF"]
        } else {
            &["/std:c++17", "/DBUILD_LLVM_DWARF"]
        };

        for flag in flags {
            builder.flag(flag);
        }
    }

    builder.include("src").compile("wasm-opt-cxx");

    Ok(())
}