From 759c8a7d385ef09fa734eee0b276b4b268456b9c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Agust=C3=ADn=20Borgna?= <agustin.borgna@quantinuum.com>
Date: Mon, 9 Dec 2024 16:39:58 +0000
Subject: [PATCH] Use `if cfg!(..) instead of #[cfg(...)]

---
 hugr-core/src/hugr/validate.rs | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/hugr-core/src/hugr/validate.rs b/hugr-core/src/hugr/validate.rs
index dd048bb3f..663253e1a 100644
--- a/hugr-core/src/hugr/validate.rs
+++ b/hugr-core/src/hugr/validate.rs
@@ -40,8 +40,9 @@ impl Hugr {
     /// variables (see github issue #457)
     pub fn validate(&self) -> Result<(), ValidationError> {
         self.validate_no_extensions()?;
-        #[cfg(feature = "extension_inference")]
-        self.validate_extensions()?;
+        if cfg!(feature = "extension_inference") {
+            self.validate_extensions()?;
+        }
         Ok(())
     }