2 #define FE_ALL_EXCEPT 0
6 #define FE_TOWARDZERO 1
10 #define FE_INEXACT 0x02000000
11 #define FE_DIVBYZERO 0x04000000
12 #define FE_UNDERFLOW 0x08000000
13 #define FE_OVERFLOW 0x10000000
14 #define FE_INVALID 0x20000000
16 #define FE_ALL_EXCEPT 0x3e000000
19 #define FE_INVALID_SNAN 0x01000000
20 #define FE_INVALID_ISI 0x00800000
21 #define FE_INVALID_IDI 0x00400000
22 #define FE_INVALID_ZDZ 0x00200000
23 #define FE_INVALID_IMZ 0x00100000
24 #define FE_INVALID_COMPARE 0x00080000
25 #define FE_INVALID_SOFTWARE 0x00000400
26 #define FE_INVALID_SQRT 0x00000200
27 #define FE_INVALID_INTEGER_CONVERSION 0x00000100
29 #define FE_ALL_INVALID 0x01f80700
33 typedef unsigned fexcept_t;
34 typedef double fenv_t;
36 #define FE_DFL_ENV ((const fenv_t *)-1)