From d267ed57314a8bfa7efaf46e444c593f9d45bbc6 Mon Sep 17 00:00:00 2001
From: Tavian Barnes <tavianator@tavianator.com>
Date: Fri, 17 Jan 2025 12:35:12 -0500
Subject: build: Feature-detect #pragma nounroll support

---
 src/bfs.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'src')

diff --git a/src/bfs.h b/src/bfs.h
index 6c930ad..32dbbae 100644
--- a/src/bfs.h
+++ b/src/bfs.h
@@ -221,9 +221,9 @@ extern const char bfs_ldlibs[];
 /**
  * Optimization hint to not unroll a loop.
  */
-#if __clang__
+#if BFS_HAS_PRAGMA_NOUNROLL
 #  define _nounroll _Pragma("nounroll")
-#elif __GNUC__
+#elif __GNUC__ && !__clang__
 #  define _nounroll _Pragma("GCC unroll 0")
 #else
 #  define _nounroll
-- 
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