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extern crate version_check;
// All platforms except AArch64 with neon support enabled.
static MIN_RUSTC: &str = "1.37.0";
// On AArch64 with neon support enabled.
#[cfg(all(target_arch = "aarch64", feature = "neon"))]
static MIN_RUSTC_NEON: &str = "1.61.0";
#[cfg(not(all(target_arch = "aarch64", feature = "neon")))]
fn main() {
println!("cargo:rerun-if-changed=build.rs");
match version_check::is_min_version(MIN_RUSTC) {
Some(true) => {}
Some(false) => panic!(
"\n====\nUnsupported rustc version {}\nRustFFT needs at least {}\n====\n",
version_check::Version::read().unwrap(),
MIN_RUSTC
),
None => panic!("Unable to determine rustc version."),
};
}
#[cfg(all(target_arch = "aarch64", feature = "neon"))]
fn main() {
println!("cargo:rerun-if-changed=build.rs");
match version_check::is_min_version(MIN_RUSTC_NEON) {
Some(true) => {}
Some(false) => panic!(
"\n====\nUnsupported rustc version {}\nRustFFT with neon support needs at least {}\nIf the 'neon' feature flag is disabled, the minimum version is {}\n====\n",
version_check::Version::read().unwrap(),
MIN_RUSTC_NEON,
MIN_RUSTC
),
None => panic!("Unable to determine rustc version."),
};
}
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