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Fix for NAN generation.

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This commit is contained in:
Bruce Momjian 1999-01-03 02:40:12 +00:00
parent 61e16adebc
commit 6fd29f2c01
1 changed files with 7 additions and 3 deletions
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10
src/backend/utils/adt/numeric.c
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@ -5,7 +5,7 @@
*
* 1998 Jan Wieck
*
* $Header: /cvsroot/pgsql/src/backend/utils/adt/numeric.c,v 1.3 1999/01/01 04:17:13 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/utils/adt/numeric.c,v 1.4 1999/01/03 02:40:12 momjian Exp $
*
* ----------
*/
@ -1722,11 +1722,13 @@ numeric_float8(Numeric num)
if (NUMERIC_IS_NAN(num))
{
float64 dummy = 1;
result = (float64)palloc(sizeof(float64data));
#ifdef NAN
*result = NAN;
#else
*result = num;
*result = (dummy-dummy)/(dummy-dummy); /* generate NAN */
#endif
return result;
}
@ -1776,11 +1778,13 @@ numeric_float4(Numeric num)
if (NUMERIC_IS_NAN(num))
{
float32 dummy = 1;
result = (float32)palloc(sizeof(float32data));
#ifdef NAN
*result = NAN;
#else
*result = num;
*result = (dummy-dummy)/(dummy-dummy); /* generate NAN */
#endif
return result;
}