wolfssl/wolfcrypt/types.h: add missing do-while-0 nonstatments to WC_FREE_VAR() and WC_FREE_ARRAY() for pedantic semicolon swallowing.

Author: douzzer

wolfssl/wolfcrypt/types.h

@@ -598,8 +598,8 @@ typedef struct w64wrapper {
         #define WC_DECLARE_ARRAY(VAR_NAME, VAR_TYPE, VAR_ITEMS, VAR_SIZE, HEAP) \
             VAR_TYPE VAR_NAME[VAR_ITEMS][VAR_SIZE]
         #define WC_INIT_ARRAY(VAR_NAME, VAR_TYPE, VAR_ITEMS, VAR_SIZE, HEAP) do {} while(0)
-        #define WC_FREE_VAR(VAR_NAME, HEAP) /* nothing to free, its stack */
-        #define WC_FREE_ARRAY(VAR_NAME, VAR_ITEMS, HEAP)  /* nothing to free, its stack */
+        #define WC_FREE_VAR(VAR_NAME, HEAP) do {} while(0) /* nothing to free, its stack */
+        #define WC_FREE_ARRAY(VAR_NAME, VAR_ITEMS, HEAP) do {} while(0) /* nothing to free, its stack */
 
         #define WC_DECLARE_ARRAY_DYNAMIC_DEC(VAR_NAME, VAR_TYPE, VAR_ITEMS, VAR_SIZE, HEAP) \
             VAR_TYPE* VAR_NAME[VAR_ITEMS]; \