Function makeSample_Adversarial

tests/fl/audio/adversarial.cpp:35–37

namespace {

static audio::Sample makeSample_Adversarial(float freq, fl::u32 timestamp, float amplitude = 16000.0f) {
    return makeSample(freq, timestamp, amplitude);
}

// Safe NaN check that doesn't rely on isnan
static bool isNaN(float x) {