From a380678490b821201f10b861144b15bbe08694a2 Mon Sep 17 00:00:00 2001
From: "Ian P. Cooke" <icooke@3redpartners.com>
Date: Wed, 7 Jul 2021 06:37:04 -0500
Subject: Let Rust derive everything but Default for large arrays in 1.47 and
 later

Fixes #1977 as of rust-lang/rust#74060 is available since Rust 1.47
Fixes #2041.
Closes #2070.
---
 src/codegen/impl_debug.rs | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'src/codegen/impl_debug.rs')

diff --git a/src/codegen/impl_debug.rs b/src/codegen/impl_debug.rs
index b8fdd0d4..661711e8 100644
--- a/src/codegen/impl_debug.rs
+++ b/src/codegen/impl_debug.rs
@@ -181,7 +181,9 @@ impl<'a> ImplDebug<'a> for Item {
                         format!("{}: Array with length {}", name, len),
                         vec![],
                     ))
-                } else if len < RUST_DERIVE_IN_ARRAY_LIMIT {
+                } else if len < RUST_DERIVE_IN_ARRAY_LIMIT ||
+                    ctx.options().rust_features().larger_arrays
+                {
                     // The simple case
                     debug_print(name, quote! { #name_ident })
                 } else {
-- 
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