File:  [gforth] / gforth / test / float.fs
Sun Jan 15 19:50:26 2006 UTC (16 years, 10 months ago) by anton
Branches: MAIN
```Fixed >float bug reported by Bojan Petrovic
```

```    1: \ float wordset test suite
2:
3: \ Copyright (C) 2002 Free Software Foundation, Inc.
4:
5: \ This file is part of Gforth.
6:
7: \ Gforth is free software; you can redistribute it and/or
8: \ modify it under the terms of the GNU General Public License
9: \ as published by the Free Software Foundation; either version 2
10: \ of the License, or (at your option) any later version.
11:
12: \ This program is distributed in the hope that it will be useful,
13: \ but WITHOUT ANY WARRANTY; without even the implied warranty of
14: \ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15: \ GNU General Public License for more details.
16:
17: \ You should have received a copy of the GNU General Public License
18: \ along with this program; if not, write to the Free Software
19: \ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA.
20:
21: decimal
22:
23: \ d>f d>d
24:
25: {  4503599627370497. 2dup d>f f>d d= -> true }
26: { -4503599627370497. 2dup d>f f>d d= -> true }
27: {  9007199254740991. 2dup d>f f>d d= -> true }
28: { -9007199254740991. 2dup d>f f>d d= -> true }
29:
30: \ fround
31: { 0.5e fround 0e f= -> true }
32: { 1.5e fround 2e f= -> true }
33: { 2.5e fround 2e f= -> true }
34: { -0.5e fround -0e f= -> true }
35: { -1.5e fround -2e f= -> true }
36: { -2.5e fround -2e f= -> true }
37: { 4503599627370495. d>f 0.5e f+ fround 4503599627370496. d>f f= -> true }
38: { 4503599627370494. d>f 0.5e f+ fround 4503599627370494. d>f f= -> true }
39: { 4503599627370497. d>f fdup fround f= -> true }
40: { 9007199254740991. d>f fdup fround f= -> true }
41: { -4503599627370495. d>f -0.5e f+ fround -4503599627370496. d>f f= -> true }
42: { -4503599627370495. d>f  0.5e f+ fround -4503599627370494. d>f f= -> true }
43: { -4503599627370497. d>f fdup fround f= -> true }
44: { -9007199254740991. d>f fdup fround f= -> true }
45: { 1.49999e fround 1e f= -> true }
46:
47: \ >float (very incomplete, just a regression test)
48: { s" -" >float -> false }
49: { s" +" >float -> false }
50: { s"   " >float 0e f= -> true true }
51:
```

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