6.6.2 DBL_EPSILON Macro

The difference between 1.0 and the next larger representable 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

CompilerDefinition
MPLAB XC81.1920928955078125e-7F
MPLAB XC16 and XC-DSC1.1920928955078125e-7F/2.2204460492503131e-16L (See attention note)
MPLAB XC322.2204460492503131e-16L