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Update integer128 case in build script

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This commit is contained in:
David Tolnay
2023-07-30 20:58:16 -07:00
parent 1b14cadf20
commit e77900fb94
1 changed files with 7 additions and 10 deletions
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serde/build.rs
+7 -10
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@@ -16,16 +16,6 @@ fn main() {
let target = env::var("TARGET").unwrap();
let emscripten = target == "asmjs-unknown-emscripten" || target == "wasm32-unknown-emscripten";
// 128-bit integers stabilized in Rust 1.26:
// https://blog.rust-lang.org/2018/05/10/Rust-1.26.html
//
// Disabled on Emscripten targets before Rust 1.40 since
// Emscripten did not support 128-bit integers until Rust 1.40
// (https://github.com/rust-lang/rust/pull/65251)
if minor < 26 || emscripten && minor < 40 {
println!("cargo:rustc-cfg=no_integer128");
}
// Inclusive ranges methods stabilized in Rust 1.27:
// https://github.com/rust-lang/rust/pull/50758
// Also Iterator::try_for_each:
@@ -52,6 +42,13 @@ fn main() {
println!("cargo:rustc-cfg=no_relaxed_trait_bounds");
}
// Disabled on Emscripten targets before Rust 1.40 since
// Emscripten did not support 128-bit integers until Rust 1.40
// (https://github.com/rust-lang/rust/pull/65251)
if emscripten && minor < 40 {
println!("cargo:rustc-cfg=no_integer128");
}
// Current minimum supported version of serde_derive crate is Rust 1.56.
if minor < 56 {
println!("cargo:rustc-cfg=no_serde_derive");