rust/tests/ui/large_const_arrays.rs

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#![warn(clippy::large_const_arrays)]
#![allow(dead_code)]
#[derive(Clone, Copy)]
pub struct S {
pub data: [u64; 32],
}
// Should lint
pub(crate) const FOO_PUB_CRATE: [u32; 1_000_000] = [0u32; 1_000_000];
pub const FOO_PUB: [u32; 1_000_000] = [0u32; 1_000_000];
const FOO: [u32; 1_000_000] = [0u32; 1_000_000];
// Good
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pub(crate) const G_FOO_PUB_CRATE: [u32; 250] = [0u32; 250];
pub const G_FOO_PUB: [u32; 250] = [0u32; 250];
const G_FOO: [u32; 250] = [0u32; 250];
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fn main() {
// Should lint
pub const BAR_PUB: [u32; 1_000_000] = [0u32; 1_000_000];
const BAR: [u32; 1_000_000] = [0u32; 1_000_000];
pub const BAR_STRUCT_PUB: [S; 5_000] = [S { data: [0; 32] }; 5_000];
const BAR_STRUCT: [S; 5_000] = [S { data: [0; 32] }; 5_000];
pub const BAR_S_PUB: [Option<&str>; 200_000] = [Some("str"); 200_000];
const BAR_S: [Option<&str>; 200_000] = [Some("str"); 200_000];
// Good
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pub const G_BAR_PUB: [u32; 250] = [0u32; 250];
const G_BAR: [u32; 250] = [0u32; 250];
pub const G_BAR_STRUCT_PUB: [S; 4] = [S { data: [0; 32] }; 4];
const G_BAR_STRUCT: [S; 4] = [S { data: [0; 32] }; 4];
pub const G_BAR_S_PUB: [Option<&str>; 50] = [Some("str"); 50];
const G_BAR_S: [Option<&str>; 50] = [Some("str"); 50];
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}