Silence warning on new versions of clang.

Andres Freund

Author: hlinnaka

src/include/access/gin_private.h

@@ -220,7 +220,7 @@ typedef signed char GinNullCategory;
 #define GinSetPostingTree(itup, blkno)	( GinSetNPosting((itup),GIN_TREE_POSTING), ItemPointerSetBlockNumber(&(itup)->t_tid, blkno) )
 #define GinGetPostingTree(itup) GinItemPointerGetBlockNumber(&(itup)->t_tid)
 
-#define GIN_ITUP_COMPRESSED		(1 << 31)
+#define GIN_ITUP_COMPRESSED		(1U << 31)
 #define GinGetPostingOffset(itup)	(GinItemPointerGetBlockNumber(&(itup)->t_tid) & (~GIN_ITUP_COMPRESSED))
 #define GinSetPostingOffset(itup,n) ItemPointerSetBlockNumber(&(itup)->t_tid,(n)|GIN_ITUP_COMPRESSED)
 #define GinGetPosting(itup)			((Pointer) ((char*)(itup) + GinGetPostingOffset(itup)))