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Commit812095d

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Fix erroneous error tests in pow/exp.
1 parent0d5eb8f commit812095d

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1 file changed

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-4
lines changed

1 file changed

+3
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lines changed

‎src/backend/utils/adt/float.c

Lines changed: 3 additions & 4 deletions
Original file line numberDiff line numberDiff line change
@@ -8,7 +8,7 @@
88
*
99
*
1010
* IDENTIFICATION
11-
* $PostgreSQL: pgsql/src/backend/utils/adt/float.c,v 1.137 2007/01/0314:35:24 momjian Exp $
11+
* $PostgreSQL: pgsql/src/backend/utils/adt/float.c,v 1.138 2007/01/0319:34:23 tgl Exp $
1212
*
1313
*-------------------------------------------------------------------------
1414
*/
@@ -1445,7 +1445,7 @@ dpow(PG_FUNCTION_ARGS)
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*/
14461446
errno=0;
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result=pow(arg1,arg2);
1448-
if (errno==ERANGE&&isnan(result))
1448+
if (errno==ERANGE||isnan(result))
14491449
{
14501450
if ((fabs(arg1)>1&&arg2 >=0)|| (fabs(arg1)<1&&arg2<0))
14511451
result= (arg1 >=0) ?get_float8_infinity() :-get_float8_infinity();
@@ -1474,14 +1474,13 @@ dexp(PG_FUNCTION_ARGS)
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*/
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errno=0;
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result=exp(arg1);
1477-
if (errno==ERANGE&&isnan(result))
1477+
if (errno==ERANGE||isnan(result))
14781478
{
14791479
if (arg1 >=0)
14801480
result=get_float8_infinity();
14811481
else
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result=0;
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}
1484-
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14861485
CHECKFLOATVAL(result,isinf(arg1), false);
14871486
PG_RETURN_FLOAT8(result);

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