From 623d580b4cabaf79778fc1d1d968780405ba8399 Mon Sep 17 00:00:00 2001
From: Martin Kroeker <martin@ruby.chemie.uni-freiburg.de>
Date: Fri, 16 Apr 2021 10:27:32 +0200
Subject: [PATCH] Restore __volatile__ keyword

---
 driver/others/dynamic_arm64.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/driver/others/dynamic_arm64.c b/driver/others/dynamic_arm64.c
index 6c68ba98a..0b623c3ac 100644
--- a/driver/others/dynamic_arm64.c
+++ b/driver/others/dynamic_arm64.c
@@ -126,7 +126,7 @@ extern void openblas_warning(int verbose, const char * msg);
 #endif
 
 #define get_cpu_ftr(id, var) ({					\
-		__asm__ ("mrs %0, "#id : "=r" (var));		\
+		__asm__ __volatile__ ("mrs %0, "#id : "=r" (var));		\
 	})
 
 static char *corename[] = {