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Fix for bitsubstr when third argument is missing (i.e., -1).

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From Adriaan Joubert <a.joubert@albourne.com>
This commit is contained in:
Peter Eisentraut 2000-11-22 13:35:35 +00:00
parent cf4ad01d36
commit 0edf928f58
1 changed files with 4 additions and 1 deletions
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5
src/backend/utils/adt/varbit.c
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@ -9,7 +9,7 @@
* Portions Copyright (c) 1994, Regents of the University of California
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/utils/adt/varbit.c,v 1.13 2000/11/18 16:18:41 petere Exp $
* $Header: /cvsroot/pgsql/src/backend/utils/adt/varbit.c,v 1.14 2000/11/22 13:35:35 petere Exp $
*
*-------------------------------------------------------------------------
*/
@ -764,6 +764,9 @@ bitsubstr(PG_FUNCTION_ARGS)
*ps;
bitlen = VARBITLEN(arg);
/* If we do not have an upper bound, set bitlen */
if (l==-1)
l = bitlen;
e = s + l;
s1 = Max(s, 1);
e1 = Min(e, bitlen + 1);