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Fixed overflow in seed_expan

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This commit is contained in:
Acrimon 2019-08-05 19:41:31 +02:00
parent 8cb48804c2
commit fea6b2e776
1 changed files with 2 additions and 1 deletions
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3
world/src/util/seed_expan.rs
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@ -40,7 +40,8 @@ fn diffuse(mut x: u64) -> u64 {
}
fn initial_expand(x: u32) -> u64 {
(x as u64).wrapping_mul(0x2f72b4215a3d8caf).pow(2)
let f = (x as u64).wrapping_mul(0x2f72b4215a3d8caf);
f.wrapping_mul(f)
}
fn truncate(x: u64) -> u32 {