3.6.3.29 SHLS-75

Message

Warning: (SHLS-75) Use of C numerics library function '{fmod|fmodf}' on {location} can result in a loss of precision or incorrect results when the double input is not representable in float.

/*****************************************************************
 *  This example is expected to result in
 *  - Code  : SHLS-75
 *  - Type  : Warning
 *  - Cause : fmod() is used in hardware design code. This is
 *            to warn users about potential accuracy loss.
 *****************************************************************/
#include <math.h>

double DUT(double x, double y) {
    #pragma HLS function top
    return fmod(x, y);
}

Related to: Supported Operations in ap_[u]int, ap_[u]fixpt, and floating-point