diff --git a/reactos/sdk/include/reactos/libs/pseh/pseh3.h b/reactos/sdk/include/reactos/libs/pseh/pseh3.h
index 7473a8c0f57..6f9732ed728 100644
--- a/reactos/sdk/include/reactos/libs/pseh/pseh3.h
+++ b/reactos/sdk/include/reactos/libs/pseh/pseh3.h
@@ -16,6 +16,12 @@
 extern "C" {
 #endif
 
+#ifdef __cplusplus
+#define PRAGMA_DIAGNOSTIC_IGNORED_DECLARATION_AFTER_STATEMENT
+#else
+#define PRAGMA_DIAGNOSTIC_IGNORED_DECLARATION_AFTER_STATEMENT _Pragma("GCC diagnostic ignored \"-Wdeclaration-after-statement\"")
+#endif
+
 /* CLANG must safe non-volatiles, because it uses a return-twice algorithm */
 #if defined(__clang__) && !defined(_SEH3$_FRAME_ALL_NONVOLATILES)
 #define _SEH3$_FRAME_ALL_NONVOLATILES 1
@@ -354,7 +360,7 @@ _Pragma("GCC diagnostic pop") \
         (void)&&_SEH3$_l_FilterOrFinally; \
 \
 _Pragma("GCC diagnostic push") \
-_Pragma("GCC diagnostic ignored \"-Wdeclaration-after-statement\"") \
+PRAGMA_DIAGNOSTIC_IGNORED_DECLARATION_AFTER_STATEMENT \
 \
         /* Count the try level. Outside of any __try, _SEH3$_TryLevel is 0 */ \
         enum { \
@@ -386,7 +392,7 @@ _Pragma("GCC diagnostic pop") \
         _SEH3$_ASM_GOTO(_SEH3$_l_OnException); \
 \
 _Pragma("GCC diagnostic push") \
-_Pragma("GCC diagnostic ignored \"-Wdeclaration-after-statement\"") \
+PRAGMA_DIAGNOSTIC_IGNORED_DECLARATION_AFTER_STATEMENT \
 \
         /* Forward declaration of the filter function */ \
         _SEH3$_DECLARE_FILTER_FUNC(_SEH3$_FilterFunction); \
@@ -436,7 +442,7 @@ _Pragma("GCC diagnostic ignored \"-Wdeclaration-after-statement\"") \
         _SEH3$_ASM_GOTO(_SEH3$_l_OnException); \
 \
 _Pragma("GCC diagnostic push") \
-_Pragma("GCC diagnostic ignored \"-Wdeclaration-after-statement\"") \
+PRAGMA_DIAGNOSTIC_IGNORED_DECLARATION_AFTER_STATEMENT \
 \
         /* Forward declaration of the finally function */ \
         _SEH3$_DECLARE_FILTER_FUNC(_SEH3$_FinallyFunction); \