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fix transmute

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stelzo 2025-02-20 23:00:22 +01:00
parent 89e0a84ac8
commit a8e94784b4
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2 changed files with 2 additions and 2 deletions
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2
Cargo.toml
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@ -5,7 +5,7 @@ resolver = "2"
[workspace.package] [workspace.package]
version = "0.13.0" version = "0.13.0"
rust-version = "1.85" # also change in ci.yml rust-version = "1.80" # also change in ci.yml
authors = ["The Typst Project Developers"] authors = ["The Typst Project Developers"]
edition = "2021" edition = "2021"
homepage = "https://typst.app" homepage = "https://typst.app"

2
crates/typst-utils/src/scalar.rs
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@ -44,7 +44,7 @@ impl Scalar {
const fn is_nan(x: f64) -> bool { const fn is_nan(x: f64) -> bool {
// Safety: all bit patterns are valid for u64, and f64 has no padding bits. // Safety: all bit patterns are valid for u64, and f64 has no padding bits.
// We cannot use `f64::to_bits` because it is not const. // We cannot use `f64::to_bits` because it is not const.
let x_bits = unsafe { std::mem::transmute::<f64, u64>(x) }; let x_bits = x.to_bits();
(x_bits << 1 >> (64 - 12 + 1)) == 0b0_111_1111_1111 && (x_bits << 12) != 0 (x_bits << 1 >> (64 - 12 + 1)) == 0b0_111_1111_1111 && (x_bits << 12) != 0
} }