fix allocation of faust class

Author: capital-G

source/DEINDUGens/JPverbRaw.cpp

@@ -1527,7 +1527,9 @@ void Faust_next_clear(Faust* unit, int inNumSamples)
 void Faust_Ctor(Faust* unit)  // module constructor
 {
     // allocate dsp
-    unit->mDSP = new(RTAlloc(unit->mWorld, sizeof(FAUSTCLASS))) FAUSTCLASS();
+	void* mem = RTAlloc(unit->mWorld, sizeof(FAUSTCLASS));
+	ClearUnitIfMemFailed(mem);
+    unit->mDSP = new (mem) FAUSTCLASS();
     if (!unit->mDSP) {
         Print("Faust[%s]: RT memory allocation failed, try increasing the real-time memory size in the server options\n", g_unitName);
         goto end;