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Commit54a8af0

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In a machine where INT64_IS_BUSTED, we can only support 32-bit values
for int8 and related types. However we might be talking to a clientthat has working int64; so pq_getmsgint64 really needs to check theincoming value and throw an overflow error if we can't represent itaccurately.
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‎src/backend/libpq/pqformat.c‎

Lines changed: 6 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -24,7 +24,7 @@
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* Portions Copyright (c) 1996-2005, PostgreSQL Global Development Group
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* Portions Copyright (c) 1994, Regents of the University of California
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*
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*$PostgreSQL: pgsql/src/backend/libpq/pqformat.c,v 1.37 2004/12/31 21:59:50 pgsql Exp $
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*$PostgreSQL: pgsql/src/backend/libpq/pqformat.c,v 1.38 2005/09/24 15:34:07 tgl Exp $
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*
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*-------------------------------------------------------------------------
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*/
@@ -501,8 +501,12 @@ pq_getmsgint64(StringInfo msg)
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l32=ntohl(l32);
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#ifdefINT64_IS_BUSTED
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/*just lose the high half */
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/*error out if incoming value is wider than 32 bits */
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result=l32;
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if ((result<0) ? (h32!=-1) : (h32!=0))
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ereport(ERROR,
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(errcode(ERRCODE_NUMERIC_VALUE_OUT_OF_RANGE),
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errmsg("binary value is out of range for type bigint")));
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#else
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result=h32;
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result <<=32;

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