blob: df2367ae24cca6ebc3b2ecae3b74dc28d2fb40e9 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
|
#if 0
# define TGSOURCE "lgamma.c"
#include "_tgmath.h"
#include <math.h>
#include <fenv.h>
TYPE TGFN(lgamma)(TYPE x)
{
switch (fpclassify(x)) {
case FP_ZERO: feraiseexcept(FE_DIVBYZERO); return INFINITY;
case FP_INFINITE: return INFINITY;
default: break;
}
if (x == 1.0 || x == 2.0) {
return 0.0;
}
if (signbit(x)) {
feraiseexcept(FE_DIVBYZERO);
return INFINITY;
}
return x;
}
/*
STDC(199901)
XOPEN(4)
LINK(m)
*/
#endif
|
