remove warnings

Author: d-a-v

src/arduino_lmic_hal_configuration.h

@@ -97,9 +97,9 @@ class HalConfiguration_t
 	// PA_BOOST mode. So that's our default. Override this
 	// for the Murata module.
 	virtual TxPowerPolicy_t getTxPowerPolicy(
-		TxPowerPolicy_t policy,
-		int8_t requestedPower,
-		uint32_t frequency
+		__attribute__((unused)) TxPowerPolicy_t policy,
+		__attribute__((unused)) int8_t requestedPower,
+		__attribute__((unused)) uint32_t frequency
 		)
 		{
 		// default: use PA_BOOST exclusively

src/lmic/lmic.c

@@ -295,7 +295,7 @@ ostime_t calcAirTime (rps_t rps, u1_t plen) {
 //
 
 static void setRxsyms (ostime_t rxsyms) {
-    if (rxsyms >= (1u << 10u)) {
+    if (rxsyms >= (ostime_t)(1 << 10u)) {
         LMIC.rxsyms = (1u << 10u) - 1;
     } else if (rxsyms < 0) {
         LMIC.rxsyms = 0;
@@ -723,7 +723,7 @@ static CONST_TABLE(u1_t, macCmdSize)[] = {
 static u1_t getMacCmdSize(u1_t macCmd) {
     if (macCmd < 2)
         return 0;
-    if ((macCmd - 2) >= LENOF_TABLE(macCmdSize))
+    if ((macCmd - 2) >= (u1_t)LENOF_TABLE(macCmdSize))
         return 0;
     return TABLE_GET_U1(macCmdSize, macCmd - 2);
 }
@@ -3080,6 +3080,8 @@ int LMIC_getNetworkTimeReference(lmic_time_reference_t *pReference) {
         pReference->tNetwork = LMIC.netDeviceTime;
         return 1;
     }
+#else
+    (void)pReference;
 #endif // LMIC_ENABLE_DeviceTimeReq
     return 0;
 }

src/lmic/lmic_compliance.c

@@ -658,7 +658,7 @@ void acSetTimer(ostime_t delay) {
     os_setTimedCallback(&LMIC_Compliance.timerJob, os_getTime() + delay, timerExpiredCb);
 }
 
-static void timerExpiredCb(osjob_t *j) {
+static void timerExpiredCb(__attribute__((unused)) osjob_t *j) {
     LMIC_Compliance.eventflags |= LMIC_COMPLIANCE_EVENT_TIMER_EXPIRED;
     fsmEval();
 }
@@ -733,7 +733,7 @@ static void acSendUplink(void) {
     }
 }
 
-static void sendUplinkCompleteCb(void *pUserData, int fSuccess) {
+static void sendUplinkCompleteCb(__attribute__((unused)) void *pUserData, __attribute__((unused)) int fSuccess) {
     LMIC_Compliance.eventflags |= LMIC_COMPLIANCE_EVENT_UPLINK_COMPLETE;
     LMIC_COMPLIANCE_PRINTF("%s(%s)\n", __func__, LMICcompliance_txSuccessToString(fSuccess));
     fsmEvalDeferred();