? patch.diff
Index: src/backend/access/heap/pruneheap.c
===================================================================
RCS file: /projects/cvsroot/pgsql/src/backend/access/heap/pruneheap.c,v
retrieving revision 1.9
diff -c -r1.9 pruneheap.c
*** src/backend/access/heap/pruneheap.c	26 Mar 2008 21:10:37 -0000	1.9
--- src/backend/access/heap/pruneheap.c	4 Apr 2008 14:34:19 -0000
***************
*** 789,795 ****
  	MemSet(root_offsets, 0, MaxHeapTuplesPerPage * sizeof(OffsetNumber));
  
  	maxoff = PageGetMaxOffsetNumber(page);
! 	for (offnum = FirstOffsetNumber; offnum <= maxoff; offnum++)
  	{
  		ItemId		lp = PageGetItemId(page, offnum);
  		HeapTupleHeader htup;
--- 789,795 ----
  	MemSet(root_offsets, 0, MaxHeapTuplesPerPage * sizeof(OffsetNumber));
  
  	maxoff = PageGetMaxOffsetNumber(page);
! 	for (offnum = FirstOffsetNumber; offnum <= maxoff; offnum = OffsetNumberNext(offnum))
  	{
  		ItemId		lp = PageGetItemId(page, offnum);
  		HeapTupleHeader htup;
Index: src/backend/executor/nodeBitmapHeapscan.c
===================================================================
RCS file: /projects/cvsroot/pgsql/src/backend/executor/nodeBitmapHeapscan.c,v
retrieving revision 1.25
diff -c -r1.25 nodeBitmapHeapscan.c
*** src/backend/executor/nodeBitmapHeapscan.c	26 Mar 2008 21:10:38 -0000	1.25
--- src/backend/executor/nodeBitmapHeapscan.c	4 Apr 2008 14:34:19 -0000
***************
*** 301,307 ****
  		OffsetNumber maxoff = PageGetMaxOffsetNumber(dp);
  		OffsetNumber offnum;
  
! 		for (offnum = FirstOffsetNumber; offnum <= maxoff; offnum++)
  		{
  			ItemId		lp;
  			HeapTupleData loctup;
--- 301,307 ----
  		OffsetNumber maxoff = PageGetMaxOffsetNumber(dp);
  		OffsetNumber offnum;
  
! 		for (offnum = FirstOffsetNumber; offnum <= maxoff; offnum = OffsetNumberNext(offnum))
  		{
  			ItemId		lp;
  			HeapTupleData loctup;
Index: src/backend/storage/page/bufpage.c
===================================================================
RCS file: /projects/cvsroot/pgsql/src/backend/storage/page/bufpage.c,v
retrieving revision 1.78
diff -c -r1.78 bufpage.c
*** src/backend/storage/page/bufpage.c	10 Feb 2008 20:39:08 -0000	1.78
--- src/backend/storage/page/bufpage.c	4 Apr 2008 14:34:19 -0000
***************
*** 533,539 ****
  				 * Since this is just a hint, we must confirm that there is
  				 * indeed a free line pointer
  				 */
! 				for (offnum = FirstOffsetNumber; offnum <= nline; offnum++)
  				{
  					ItemId		lp = PageGetItemId(page, offnum);
  
--- 533,539 ----
  				 * Since this is just a hint, we must confirm that there is
  				 * indeed a free line pointer
  				 */
! 				for (offnum = FirstOffsetNumber; offnum <= nline; offnum = OffsetNumberNext(offnum))
  				{
  					ItemId		lp = PageGetItemId(page, offnum);
  
***************
*** 736,742 ****
  	totallen = 0;
  	nused = 0;
  	nextitm = 0;
! 	for (offnum = 1; offnum <= nline; offnum++)
  	{
  		lp = PageGetItemId(page, offnum);
  		Assert(ItemIdHasStorage(lp));
--- 736,742 ----
  	totallen = 0;
  	nused = 0;
  	nextitm = 0;
! 	for (offnum = FirstOffsetNumber; offnum <= nline; offnum = OffsetNumberNext(offnum))
  	{
  		lp = PageGetItemId(page, offnum);
  		Assert(ItemIdHasStorage(lp));