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[IDDE]
Last update Sep 16, 2002
| Flag | Description |
|---|---|
| FE_INEXACT | Inexact result |
| FE_DIVBYZERO | Divide by zero |
| FE_UNDERFLOW | Underflow |
| FE_OVERFLOW | Overflow |
| FE_INVALID | Invalid operand or operation |
| FE_ALL_EXCEPT | ORs all of the above exceptions |
| Mode | Description |
|---|---|
| FE_TONEAREST | Round to nearest value. |
| FE_UPWARD | Round toward positive infinity. |
| FE_DOWNWARD | Round toward negative infinity. |
| FE_TOWARDZERO | Round toward zero; drop fraction. |
| Mode | Description |
|---|---|
| FE_FLTPREC | Use float (32-bit) precision |
| FE_DBLPREC | Use double (64-bit) precision |
| FE_LDBLPREC | Use long double (80-bit) precision |