From 4a85daacbe57134a052be3aed8bfc037830cc9da Mon Sep 17 00:00:00 2001
From: Jonathan Schwender <schwenderjonathan@gmail.com>
Date: Sat, 8 Feb 2025 13:14:41 +0100
Subject: [PATCH] Remove warning for opaque forward declarations

Forward declarations never have a known layout,
and the warning makes no sense in that case.
---
 bindgen/codegen/mod.rs | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/bindgen/codegen/mod.rs b/bindgen/codegen/mod.rs
index f58a234117..a899ac4de9 100644
--- a/bindgen/codegen/mod.rs
+++ b/bindgen/codegen/mod.rs
@@ -2315,7 +2315,9 @@ impl CodeGenerator for CompInfo {
                     });
                 }
                 None => {
-                    warn!("Opaque type without layout! Expect dragons!");
+                    if !forward_decl {
+                        warn!("Opaque type without layout! Expect dragons!");
+                    }
                 }
             }
         } else if !is_union && !zero_sized {