pthread-spin: Use GCC built-ins also on clang.

* lib/pthread-spin.c (pthread_spin_init, pthread_spin_lock,
pthread_spin_trylock, pthread_spin_unlock): Use the newer GCC built-ins
also on clang.

1 files changed, 7 insertions, 0 deletions

diff --git a/ChangeLog b/ChangeLog
index 0f7ca8e7d7..b97fcf77cd 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,12 @@
 2020-08-16  Bruno Haible  <bruno@clisp.org>
 
+	pthread-spin: Use GCC built-ins also on clang.
+	* lib/pthread-spin.c (pthread_spin_init, pthread_spin_lock,
+	pthread_spin_trylock, pthread_spin_unlock): Use the newer GCC built-ins
+	also on clang.
+
+2020-08-16  Bruno Haible  <bruno@clisp.org>
+
 	asyncsafe-spin tests: Update.
 	* tests/test-asyncsafe-spin2.c: Update to match the change in
 	lib/asyncsafe-spin.c from 2020-08-11.