src/mt32/freeverb/denormals.h

// Macro for killing denormalled numbers
//
// Written by Jezar at Dreampoint, June 2000
// http://www.dreampoint.co.uk
// Based on IS_DENORMAL macro by Jon Watte
// This code is public domain

#ifndef _denormals_
#define _denormals_

static inline float undenormalise(float x) {
        union {
                float f;
                unsigned int i;
        } u;
        u.f = x;
        if ((u.i & 0x7f800000) == 0) {
                return 0.0f;
        }
        return x;
}

#endif//_denormals_