release profile

Cargo.toml

@@ -6,5 +6,11 @@ edition = "2018"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
+[profile.release]
+opt-level = 3
+lto = "fat"
+codegen-units = 1
+panic = "unwind"
+
 [dependencies]
 getrandom = "0.1"

src/impl.rs

@@ -1,5 +1,4 @@
 use super::*;
-use getrandom::*;
 
 pub fn range(start: f64, end: f64, mut repeat: usize) -> Result<(), Error>
 {