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| author | Bruce Momjian <bruce@momjian.us> | 1999-01-03 05:30:47 +0000 |
|---|---|---|
| committer | Bruce Momjian <bruce@momjian.us> | 1999-01-03 05:30:47 +0000 |
| commit | 936d89e9e0447b1663d8cc84ead0af820cea209d (patch) | |
| tree | 8a79acf5f161ddda1f3690af4165001517a1b34f /src/backend/utils/adt/numeric.c | |
| parent | 6fd29f2c013212ee6e652d8eccac50e42caf8c67 (diff) | |
| download | postgresql-936d89e9e0447b1663d8cc84ead0af820cea209d.tar.gz postgresql-936d89e9e0447b1663d8cc84ead0af820cea209d.zip | |
Fix NAN code.
Diffstat (limited to 'src/backend/utils/adt/numeric.c')
| -rw-r--r-- | src/backend/utils/adt/numeric.c | 18 |
1 files changed, 4 insertions, 14 deletions
diff --git a/src/backend/utils/adt/numeric.c b/src/backend/utils/adt/numeric.c index 628aa6bb627..2427ba23861 100644 --- a/src/backend/utils/adt/numeric.c +++ b/src/backend/utils/adt/numeric.c @@ -5,7 +5,7 @@ * * 1998 Jan Wieck * - * $Header: /cvsroot/pgsql/src/backend/utils/adt/numeric.c,v 1.4 1999/01/03 02:40:12 momjian Exp $ + * $Header: /cvsroot/pgsql/src/backend/utils/adt/numeric.c,v 1.5 1999/01/03 05:30:47 momjian Exp $ * * ---------- */ @@ -16,7 +16,6 @@ #include <ctype.h> #include <float.h> #include <math.h> -/*#include <nan.h> BSD/OS does not have this */ #include <errno.h> #include <sys/types.h> @@ -48,6 +47,9 @@ # define MAX(a,b) (((a)>(b)) ? (a) : (b)) #endif +#ifndef NAN +#define NAN (0.0/0.0) +#endif /* ---------- @@ -1722,14 +1724,8 @@ numeric_float8(Numeric num) if (NUMERIC_IS_NAN(num)) { - float64 dummy = 1; - result = (float64)palloc(sizeof(float64data)); -#ifdef NAN *result = NAN; -#else - *result = (dummy-dummy)/(dummy-dummy); /* generate NAN */ -#endif return result; } @@ -1778,14 +1774,8 @@ numeric_float4(Numeric num) if (NUMERIC_IS_NAN(num)) { - float32 dummy = 1; - result = (float32)palloc(sizeof(float32data)); -#ifdef NAN *result = NAN; -#else - *result = (dummy-dummy)/(dummy-dummy); /* generate NAN */ -#endif return result; } |