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Add mention of heap_getattr() compiler warning.

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Bruce Momjian 1997-09-14 03:59:44 +00:00
parent 973a03744c
commit 0a3cee72ac
1 changed files with 5 additions and 1 deletions
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6
src/include/access/heapam.h
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@ -6,7 +6,7 @@
*
* Copyright (c) 1994, Regents of the University of California
*
* $Id: heapam.h,v 1.18 1997/09/12 14:29:04 momjian Exp $
* $Id: heapam.h,v 1.19 1997/09/14 03:59:44 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -93,6 +93,10 @@ typedef HeapAccessStatisticsData *HeapAccessStatistics;
* <tup> is the pointer to the heap tuple. <attnum> is the attribute
* number of the column (field) caller wants. <tupleDesc> is a
* pointer to the structure describing the row and all its fields.
*
* Because this macro is often called with constants, it generates
* compiler warnings about 'left-hand comma expression has no effect.
*
* ---------------- */
#define heap_getattr(tup, b, attnum, tupleDesc, isnull) \
(AssertMacro((tup) != NULL) ? \