found a few more places which were dependent on seqStore offcode sumtype numeric representation

lib/compress/zstd_compress_internal.h

@@ -588,6 +588,7 @@ ZSTD_safecopyLiterals(BYTE* op, BYTE const* ip, BYTE const* const iend, BYTE con
 #define STORED_OFFSET(o)  (assert(STORED_IS_OFFSET(o)), (o)-ZSTD_REP_MOVE)
 #define STORED_REPCODE(o) (assert(STORED_IS_REPCODE(o)), (o)+1)  /* returns ID 1,2,3 */
 #define STORED_TO_OFFBASE(o) ((o)+1)
+#define OFFBASE_TO_STORED(o) ((o)-1)
 
 /*! ZSTD_storeSeq() :
  *  Store a sequence (litlen, litPtr, offCode and matchLength) into seqStore_t.
@@ -608,7 +609,7 @@ ZSTD_storeSeq(seqStore_t* seqStorePtr,
     if (g_start==NULL) g_start = (const BYTE*)literals;  /* note : index only works for compression within a single segment */
     {   U32 const pos = (U32)((const BYTE*)literals - g_start);
         DEBUGLOG(6, "Cpos%7u :%3u literals, match%4u bytes at offCode%7u",
-               pos, (U32)litLength, (U32)matchLength, (U32)offCode);
+               pos, (U32)litLength, (U32)matchLength, (U32)offBase_minus1);
     }
 #endif
     assert((size_t)(seqStorePtr->sequences - seqStorePtr->sequencesStart) < seqStorePtr->maxNbSeq);