--- a/Include/Linux-x86/XnPlatformLinux-x86.h
+++ b/Include/Linux-x86/XnPlatformLinux-x86.h
@@ -163,7 +163,7 @@
 #define XN_STRINGIFY_HELPER(n) #n
 
 /** Asserts an expression, only on Debug build. */
-#define XN_ASSERT(x)
+#define XN_ASSERT(x) ((void)(x))
 
 //---------------------------------------------------------------------------
 // API Export/Import Macros