18 lines
556 B
Rust
18 lines
556 B
Rust
fn main() {
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let is_nightly = version_check::is_feature_flaggable() == Some(true);
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let is_at_least_1_49 = version_check::is_min_version("1.49.0").unwrap_or(false);
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let is_at_least_1_51 = version_check::is_min_version("1.51.0").unwrap_or(false);
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if !is_at_least_1_49 {
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println!("cargo:warning=slotmap requires rustc => 1.49.0");
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}
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if is_at_least_1_51 || is_nightly {
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println!("cargo:rustc-cfg=has_min_const_generics");
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}
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if is_nightly {
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println!("cargo:rustc-cfg=nightly");
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}
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}
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