diff --git a/reactos/include/reactos/debug.h b/reactos/include/reactos/debug.h
index 5c090ee82d4..47d12eda3b0 100644
--- a/reactos/include/reactos/debug.h
+++ b/reactos/include/reactos/debug.h
@@ -109,10 +109,13 @@ RtlAssert(
 
     #define UNIMPLEMENTED       DbgPrint("WARNING:  %s at %s:%d is UNIMPLEMENTED!\n",__FUNCTION__,__FILE__,__LINE__);
 
-    #define ERR_(ch, fmt, ...)    DbgPrintEx(DPFLTR_##ch##_ID, DPFLTR_ERROR_LEVEL, "(%s:%d) " fmt, __FILE__, __LINE__, ##__VA_ARGS__)
-    #define WARN_(ch, fmt, ...)   DbgPrintEx(DPFLTR_##ch##_ID, DPFLTR_WARNING_LEVEL, "(%s:%d) " fmt, __FILE__, __LINE__, ##__VA_ARGS__)
-    #define TRACE_(ch, fmt, ...)  DbgPrintEx(DPFLTR_##ch##_ID, DPFLTR_TRACE_LEVEL, "(%s:%d) " fmt, __FILE__, __LINE__, ##__VA_ARGS__)
-    #define INFO_(ch, fmt, ...)   DbgPrintEx(DPFLTR_##ch##_ID, DPFLTR_INFO_LEVEL, "(%s:%d) " fmt, __FILE__, __LINE__, ##__VA_ARGS__)
+    /* The ##__VA_ARGS__ syntax is not a standard and was only tested with MSVC and GCC. If other compilers support them as well, add them to this #if block. */
+    #if defined(_MSC_VER) || defined(__GNUC__)
+        #define ERR_(ch, fmt, ...)    DbgPrintEx(DPFLTR_##ch##_ID, DPFLTR_ERROR_LEVEL, "(%s:%d) " fmt, __FILE__, __LINE__, ##__VA_ARGS__)
+        #define WARN_(ch, fmt, ...)   DbgPrintEx(DPFLTR_##ch##_ID, DPFLTR_WARNING_LEVEL, "(%s:%d) " fmt, __FILE__, __LINE__, ##__VA_ARGS__)
+        #define TRACE_(ch, fmt, ...)  DbgPrintEx(DPFLTR_##ch##_ID, DPFLTR_TRACE_LEVEL, "(%s:%d) " fmt, __FILE__, __LINE__, ##__VA_ARGS__)
+        #define INFO_(ch, fmt, ...)   DbgPrintEx(DPFLTR_##ch##_ID, DPFLTR_INFO_LEVEL, "(%s:%d) " fmt, __FILE__, __LINE__, ##__VA_ARGS__)
+    #endif
 #else
 
     /* On non-debug builds, we never show these */