Commitf0f4a6d

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Apply fix so pow() and exp() ERANGE is used only if result is not 0.

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Lines changed: 3 additions & 3 deletions

Original file line number	Diff line number	Diff line change
`@@ -8,7 +8,7 @@`
`8`	`8`	`*`
`9`	`9`	`*`
`10`	`10`	`* IDENTIFICATION`
`11`		`- * $PostgreSQL: pgsql/src/backend/utils/adt/float.c,v 1.145 2007/01/0615:18:02 momjian Exp $`
	`11`	`+ * $PostgreSQL: pgsql/src/backend/utils/adt/float.c,v 1.146 2007/01/0620:21:29 momjian Exp $`
`12`	`12`	`*`
`13`	`13`	`*-------------------------------------------------------------------------`
`14`	`14`	`*/`
`@@ -1459,7 +1459,7 @@ dpow(PG_FUNCTION_ARGS)`
`1459`	`1459`	`else`
`1460`	`1460`	`result=1;`
`1461`	`1461`	`}`
`1462`		`-elseif (errno==ERANGE&& !isinf(result))`
	`1462`	`+elseif (errno==ERANGE&&result!=0&&!isinf(result))`
`1463`	`1463`	`result=get_float8_infinity();`
`1464`	`1464`
`1465`	`1465`	`CHECKFLOATVAL(result,isinf(arg1)\|\|isinf(arg2),arg1==0);`
`@@ -1478,7 +1478,7 @@ dexp(PG_FUNCTION_ARGS)`
`1478`	`1478`
`1479`	`1479`	`errno=0;`
`1480`	`1480`	`result=exp(arg1);`
`1481`		`-if (errno==ERANGE&& !isinf(result))`
	`1481`	`+if (errno==ERANGE&&result!=0&&!isinf(result))`
`1482`	`1482`	`result=get_float8_infinity();`
`1483`	`1483`
`1484`	`1484`	`CHECKFLOATVAL(result,isinf(arg1), false);`

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