--- /dev/null
+// run-rustfix
+
+#![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
+pub(crate) const G_FOO_PUB_CRATE: [u32; 1_000] = [0u32; 1_000];
+pub const G_FOO_PUB: [u32; 1_000] = [0u32; 1_000];
+const G_FOO: [u32; 1_000] = [0u32; 1_000];
+
+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
+ pub const G_BAR_PUB: [u32; 1_000] = [0u32; 1_000];
+ const G_BAR: [u32; 1_000] = [0u32; 1_000];
+ pub const G_BAR_STRUCT_PUB: [S; 500] = [S { data: [0; 32] }; 500];
+ const G_BAR_STRUCT: [S; 500] = [S { data: [0; 32] }; 500];
+ pub const G_BAR_S_PUB: [Option<&str>; 200] = [Some("str"); 200];
+ const G_BAR_S: [Option<&str>; 200] = [Some("str"); 200];
+}