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build.rs@f75bf34adda0

build.rs

Sun, 11 May 2025 02:03:45 -0500

author

Tuomo Valkonen <tuomov@iki.fi>

date

Sun, 11 May 2025 02:03:45 -0500

branch

dev

changeset 128

f75bf34adda0

parent 94

1f19c6bbf07b

permissions

-rw-r--r--

Switch from Cow to MyCow for DifferentiableImpl to avoid Clone trait bound

use rustc_version::{version_meta, Channel};

fn main() {
    // Tell rust that nightly flag exists
    println!("cargo::rustc-check-cfg=cfg(nightly)");
    if version_meta().unwrap().channel == Channel::Nightly {
        // … and set it for nightly.
        println!("cargo:rustc-cfg=nightly");
    }
}