about summary refs log tree commit diff
path: root/ports/sysdeps/arm/bits/atomic.h
diff options
context:
space:
mode:
Diffstat (limited to 'ports/sysdeps/arm/bits/atomic.h')
-rw-r--r--ports/sysdeps/arm/bits/atomic.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/ports/sysdeps/arm/bits/atomic.h b/ports/sysdeps/arm/bits/atomic.h
index 99842105cc..39e276f098 100644
--- a/ports/sysdeps/arm/bits/atomic.h
+++ b/ports/sysdeps/arm/bits/atomic.h
@@ -58,7 +58,7 @@ void __arm_link_error (void);
   __sync_val_compare_and_swap ((mem), (oldval), (newval))
 #else
 # define __arch_compare_and_exchange_val_32_acq(mem, newval, oldval) \
-  __arm_assisted_compare_and_exchange_val_32_acq ((mem), (oldval), (newval))
+  __arm_assisted_compare_and_exchange_val_32_acq ((mem), (newval), (oldval))
 #endif
 
 /* We don't support atomic operations on any non-word types.