Fix "no effect" and "unused variable" compile warnings (#12473)

2018-11-19 00:54:00 +01:00
parent 5a4fd8e0a6
commit c0b75f49b6
2 changed files with 3 additions and 1 deletions
--- a/Marlin/src/feature/power_loss_recovery.cpp
+++ b/Marlin/src/feature/power_loss_recovery.cpp
@ -216,6 +216,8 @@ void PrintJobRecovery::write() {
  const int16_t ret = file.write(&info, sizeof(info));
  #if ENABLED(DEBUG_POWER_LOSS_RECOVERY)
    if (ret == -1) SERIAL_ECHOLNPGM("Power-loss file write failed.");
+  #else
+    UNUSED(ret);
  #endif
 }