diff --git a/include/sta/ArcDelayCalc.hh b/include/sta/ArcDelayCalc.hh
index 2bcc11a8..64f81069 100644
--- a/include/sta/ArcDelayCalc.hh
+++ b/include/sta/ArcDelayCalc.hh
@@ -163,7 +163,7 @@ public:
 			 const DcalcAnalysisPt *dcalc_ap,
 			 // Return values.
 			 ArcDelay &gate_delay,
-			 Slew &drvr_slew)  __attribute__ ((deprecated));
+			 Slew &drvr_slew);  // __attribute__ ((deprecated));
 
   // Find gate delays and slews for parallel gates.
   virtual ArcDcalcResultSeq gateDelays(ArcDcalcArgSeq &args,
diff --git a/liberty/Liberty.cc b/liberty/Liberty.cc
index 3cec13a0..af4dcdc7 100644
--- a/liberty/Liberty.cc
+++ b/liberty/Liberty.cc
@@ -899,7 +899,7 @@ void
 LibertyLibrary::ensureVoltageWaveforms()
 {
   if (!have_voltage_waveforms_) {
-    float vdd;
+    float vdd = 0.0f;
     bool vdd_exists;
     supplyVoltage("VDD", vdd, vdd_exists);
     if (!vdd_exists || vdd == 0.0)