Index: driver/cfa.cc
===================================================================
--- driver/cfa.cc	(revision 9f1beb43e8680e0e88365670c20430e1f307fb1b)
+++ driver/cfa.cc	(revision 41639089b9c3959db7c6dac9332f329042150434)
@@ -10,6 +10,6 @@
 // Created On       : Tue Aug 20 13:44:49 2002
 // Last Modified By : Peter A. Buhr
-// Last Modified On : Mon Apr 10 21:16:00 2023
-// Update Count     : 476
+// Last Modified On : Tue May 23 16:22:47 2023
+// Update Count     : 477
 //
 
@@ -329,4 +329,8 @@
 	#endif // __x86_64__
 
+	#ifdef __ARM_ARCH
+	args[nargs++] = "-mno-outline-atomics";				// use ARM LL/SC instructions for atomics
+	#endif // __ARM_ARCH
+
 	#ifdef __DEBUG_H__
 	cerr << "args:";