Commit182676a

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Some platforms set errno on pow(), exp() overflow, some do not, so if

isinf(), fall through to our own infinity checks.

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lines changed

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 1.134 2007/01/0221:25:50 momjian Exp $`
	`11`	`+ * $PostgreSQL: pgsql/src/backend/utils/adt/float.c,v 1.135 2007/01/0222:19:42 momjian Exp $`
`12`	`12`	`*`
`13`	`13`	`*-------------------------------------------------------------------------`
`14`	`14`	`*/`
`@@ -1444,7 +1444,7 @@ dpow(PG_FUNCTION_ARGS)`
`1444`	`1444`	`*/`
`1445`	`1445`	`errno=0;`
`1446`	`1446`	`result=pow(arg1,arg2);`
`1447`		`-if (errno!=0)`
	`1447`	`+if (errno!=0&& !isinf(result))`
`1448`	`1448`	`ereport(ERROR,`
`1449`	`1449`	`(errcode(ERRCODE_NUMERIC_VALUE_OUT_OF_RANGE),`
`1450`	`1450`	`errmsg("result is out of range")));`
`@@ -1469,7 +1469,7 @@ dexp(PG_FUNCTION_ARGS)`
`1469`	`1469`	`*/`
`1470`	`1470`	`errno=0;`
`1471`	`1471`	`result=exp(arg1);`
`1472`		`-if (errno!=0)`
	`1472`	`+if (errno!=0&& !isinf(result))`
`1473`	`1473`	`ereport(ERROR,`
`1474`	`1474`	`(errcode(ERRCODE_NUMERIC_VALUE_OUT_OF_RANGE),`
`1475`	`1475`	`errmsg("result is out of range")));`

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