From d2ce9dc85e5d94e19a69d4a72e7b9197447d480a Mon Sep 17 00:00:00 2001
From: Brad Smith <brad@comstyle.com>
Date: Mon, 2 Sep 2024 02:38:23 -0400
Subject: Add support for retrieving the thread ID on DragonFly BSD (#106938)

---
 llvm/lib/Support/Unix/Threading.inc | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'llvm/lib/Support')

diff --git a/llvm/lib/Support/Unix/Threading.inc b/llvm/lib/Support/Unix/Threading.inc
index 6ba6395..1812d99 100644
--- a/llvm/lib/Support/Unix/Threading.inc
+++ b/llvm/lib/Support/Unix/Threading.inc
@@ -29,7 +29,7 @@
 
 #include <pthread.h>
 
-#if defined(__FreeBSD__) || defined(__OpenBSD__)
+#if defined(__FreeBSD__) || defined(__OpenBSD__) || defined(__DragonFly__)
 #include <pthread_np.h> // For pthread_getthreadid_np() / pthread_set_name_np()
 #endif
 
@@ -121,7 +121,7 @@ uint64_t llvm::get_threadid() {
     return InitSelf;
   }();
   return Self;
-#elif defined(__FreeBSD__)
+#elif defined(__FreeBSD__) || defined(__DragonFly__)
   return uint64_t(pthread_getthreadid_np());
 #elif defined(__NetBSD__)
   return uint64_t(_lwp_self());
-- 
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