6.6.1 DBL_DIG Macro
Number of decimal digits of precision in a double precision floating-point value.
Attention: The default size of the MPLAB XC16
and XC-DSC
double type is 32 bits, but this can be changed to 64 bits
with the -fno-short-double option.Include
<float.h>
Definition
| Compiler | Definition |
|---|---|
| MPLAB XC8 | 6 |
| MPLAB XC16 and XC-DSC | 6/15 (See attention note) |
| MPLAB XC32 | 15 |