cisnan -> std::isnan

firmware/controllers/algo/advance_map.cpp

@@ -43,7 +43,7 @@ static angle_t getRunningAdvance(int rpm, float engineLoad) {
 		return NAN;
 	}
 
-	efiAssert(ObdCode::CUSTOM_ERR_ASSERT, !cisnan(engineLoad), "invalid el", NAN);
+	efiAssert(ObdCode::CUSTOM_ERR_ASSERT, !std::isnan(engineLoad), "invalid el", NAN);
 
 	// compute base ignition angle from main table
 	float advanceAngle = interpolate3d(

firmware/controllers/algo/engine2.cpp

@@ -188,7 +188,7 @@ void EngineState::periodicFastCallback() {
 void EngineState::updateTChargeK(int rpm, float tps) {
 #if EFI_ENGINE_CONTROL
 	float newTCharge = engine->fuelComputer.getTCharge(rpm, tps);
-	if (!cisnan(newTCharge)) {
+	if (!std::isnan(newTCharge)) {
 		// control the rate of change or just fill with the initial value
 		efitick_t nowNt = getTimeNowNt();
 		float secsPassed = timeSinceLastTChargeK.getElapsedSeconds(nowNt);

firmware/controllers/algo/fuel_math.cpp

@@ -307,7 +307,7 @@ float getInjectionMass(int rpm) {
 
 	bool isCranking = engine->rpmCalculator.isCranking();
 	float cycleFuelMass = getCycleFuelMass(isCranking, baseFuelMass);
-	efiAssert(ObdCode::CUSTOM_ERR_ASSERT, !cisnan(cycleFuelMass), "NaN cycleFuelMass", 0);
+	efiAssert(ObdCode::CUSTOM_ERR_ASSERT, !std::isnan(cycleFuelMass), "NaN cycleFuelMass", 0);
 
 	if (engine->module<DfcoController>()->cutFuel()) {
 		// If decel fuel cut, zero out fuel
@@ -389,7 +389,7 @@ float getBaroCorrection() {
 			config->baroCorrRpmBins, Sensor::getOrZero(SensorType::Rpm)
 		);
 
-		if (cisnan(correction) || correction < 0.01) {
+		if (std::isnan(correction) || correction < 0.01) {
 			warning(ObdCode::OBD_Barometric_Press_Circ_Range_Perf, "Invalid baro correction %f", correction);
 			return 1;
 		}

firmware/controllers/engine_controller.cpp

@@ -340,7 +340,7 @@ static void setFloat(const char *offsetStr, const char *valueStr) {
 	if (isOutOfBounds(offset))
 		return;
 	float value = atoff(valueStr);
-	if (cisnan(value)) {
+	if (std::isnan(value)) {
 		efiPrintf("invalid value [%s]", valueStr);
 		return;
 	}

firmware/controllers/trigger/decoders/trigger_structure.h

@@ -29,7 +29,7 @@
 
 // Shifts angle into the [0..720) range for four stroke and [0..360) for two stroke
 inline void wrapAngle(angle_t& angle, const char* msg, ObdCode code) {
-	if (cisnan(angle)) {
+	if (std::isnan(angle)) {
 		firmwareError(ObdCode::CUSTOM_ERR_ANGLE, "a NaN %s", msg);
 		angle = 0;
 	}

firmware/controllers/trigger/trigger_decoder.cpp

@@ -141,7 +141,7 @@ void TriggerFormDetails::prepareEventAngles(TriggerWaveform *shape) {
 			// Compute the relative angle of this tooth to the sync point's tooth
 			float angle = shape->getAngle(wrappedIndex) - firstAngle;
 
-			efiAssertVoid(ObdCode::CUSTOM_TRIGGER_CYCLE, !cisnan(angle), "trgSyncNaN");
+			efiAssertVoid(ObdCode::CUSTOM_TRIGGER_CYCLE, !std::isnan(angle), "trgSyncNaN");
 			// Wrap the angle back in to [0, 720)
 			wrapAngle(angle, "trgSync", ObdCode::CUSTOM_TRIGGER_SYNC_ANGLE_RANGE);
 
@@ -469,13 +469,13 @@ expected<TriggerDecodeResult> TriggerDecoderBase::decodeTriggerEvent(
 
 				for (int i = 0; i < triggerShape.gapTrackingLength; i++) {
 					float ratioFrom = triggerShape.syncronizationRatioFrom[i];
-					if (cisnan(ratioFrom)) {
+					if (std::isnan(ratioFrom)) {
 						// we do not track gap at this depth
 						continue;
 					}
 
 					float gap = 1.0 * toothDurations[i] / toothDurations[i + 1];
-					if (cisnan(gap)) {
+					if (std::isnan(gap)) {
 						efiPrintf("%s index=%d NaN gap, you have noise issues?", prefix, i);
 					} else {
 						float ratioTo = triggerShape.syncronizationRatioTo[i];
@@ -653,7 +653,7 @@ bool TriggerDecoderBase::isSyncPoint(const TriggerWaveform& triggerShape, trigge
 		auto from = triggerShape.syncronizationRatioFrom[i];
 		auto to = triggerShape.syncronizationRatioTo[i];
 
-		if (cisnan(from)) {
+		if (std::isnan(from)) {
 			// don't check this gap, skip it
 			continue;
 		}

firmware/util/math/efi_interpolation.h

@@ -55,7 +55,7 @@ void ensureArrayIsAscendingOrDefault(const char* msg, const TValue (&values)[TSi
 template<typename kType>
 int findIndexMsg(const char *msg, const kType array[], int size, kType value) {
 	float fvalue = (float)value;
-	if (cisnan(fvalue)) {
+	if (std::isnan(fvalue)) {
 		firmwareError(ObdCode::ERROR_NAN_FIND_INDEX, "NaN in findIndex%s", msg);
 		return 0;
 	}