diff --git a/src/V3Ast.cpp b/src/V3Ast.cpp
index b5de9d0fc..48201d22a 100644
--- a/src/V3Ast.cpp
+++ b/src/V3Ast.cpp
@@ -231,7 +231,7 @@ inline void AstNode::debugTreeChange(const char* prefix, int lineno, bool next)
     // Only for use for those really nasty bugs relating to internals
     // Note this may be null.
     //if (debug()) cout<<"-treeChange: V3Ast.cpp:"<<lineno<<" Tree Change for "
-    //                 <<prefix<<": "<<(void*)this<<" <e"<<AstNode::s_editCntGbl<<">"<<endl;
+    //                 <<prefix<<": "<<cvtToHex(this)<<" <e"<<AstNode::s_editCntGbl<<">"<<endl;
     //if (debug()) {
     //	cout<<"-treeChange: V3Ast.cpp:"<<lineno<<" Tree Change for "<<prefix<<endl;
     //	// Commenting out the section below may crash, as the tree state
@@ -788,8 +788,8 @@ void AstNode::iterateAndNext(AstNVisitor& v) {
 	niterp->accept(v);
 	// accept may do a replaceNode and change niterp on us...
         // niterp maybe NULL, so need cast if printing
-        //if (niterp != nodep) UINFO(1,"iterateAndNext edited "<<(void*)nodep
-        //                             <<" now into "<<(void*)niterp<<endl);
+        //if (niterp != nodep) UINFO(1,"iterateAndNext edited "<<cvtToHex(nodep)
+        //                             <<" now into "<<cvtToHex(niterp)<<endl);
 	if (!niterp) return;  // Perhaps node deleted inside accept
 	niterp->m_iterpp = NULL;
 	if (VL_UNLIKELY(niterp!=nodep)) { // Edited node inside accept
@@ -998,23 +998,23 @@ void AstNode::checkIter() const {
 }
 
 void AstNode::dumpPtrs(std::ostream& os) const {
-    os<<"This="<<typeName()<<" "<<(void*)this;
-    os<<" back="<<(void*)backp();
-    if (nextp()) os<<" next="<<(void*)nextp();
+    os<<"This="<<typeName()<<" "<<cvtToHex(this);
+    os<<" back="<<cvtToHex(backp());
+    if (nextp()) os<<" next="<<cvtToHex(nextp());
     if (m_headtailp==this) os<<" headtail=this";
-    else os<<" headtail="<<(void*)m_headtailp;
-    if (op1p()) os<<" op1p="<<(void*)op1p();
-    if (op2p()) os<<" op2p="<<(void*)op2p();
-    if (op3p()) os<<" op3p="<<(void*)op3p();
-    if (op4p()) os<<" op4p="<<(void*)op4p();
-    if (user1p()) os<<" user1p="<<(void*)user1p();
-    if (user2p()) os<<" user2p="<<(void*)user2p();
-    if (user3p()) os<<" user3p="<<(void*)user3p();
-    if (user4p()) os<<" user4p="<<(void*)user4p();
-    if (user5p()) os<<" user5p="<<(void*)user5p();
+    else os<<" headtail="<<cvtToHex(m_headtailp);
+    if (op1p()) os<<" op1p="<<cvtToHex(op1p());
+    if (op2p()) os<<" op2p="<<cvtToHex(op2p());
+    if (op3p()) os<<" op3p="<<cvtToHex(op3p());
+    if (op4p()) os<<" op4p="<<cvtToHex(op4p());
+    if (user1p()) os<<" user1p="<<cvtToHex(user1p());
+    if (user2p()) os<<" user2p="<<cvtToHex(user2p());
+    if (user3p()) os<<" user3p="<<cvtToHex(user3p());
+    if (user4p()) os<<" user4p="<<cvtToHex(user4p());
+    if (user5p()) os<<" user5p="<<cvtToHex(user5p());
     if (m_iterpp) {
-	os<<" iterpp="<<(void*)m_iterpp;
-	os<<"*="<<(void*)*m_iterpp;
+        os<<" iterpp="<<cvtToHex(m_iterpp);
+        os<<"*="<<cvtToHex(*m_iterpp);
     }
     os<<endl;
 }
diff --git a/src/V3AstNodes.cpp b/src/V3AstNodes.cpp
index 798a5435f..c8065a0f8 100644
--- a/src/V3AstNodes.cpp
+++ b/src/V3AstNodes.cpp
@@ -804,24 +804,25 @@ void AstWhile::addNextStmt(AstNode* newp, AstNode* belowp) {
 // Per-type Debugging
 
 void AstNode::dump(std::ostream& str) {
-    str<<typeName()<<" "<<(void*)this
-	//<<" "<<(void*)this->m_backp
+    str<<typeName()<<" "<<cvtToHex(this)
+        //<<" "<<cvtToHex(this)->m_backp
        <<" <e"<<std::dec<<editCount()
        <<((editCount()>=editCountLast())?"#>":">")
        <<" {"<<fileline()->filenameLetters()<<std::dec<<fileline()->lineno()<<"}";
-    if (user1p()) str<<" u1="<<(void*)user1p();
-    if (user2p()) str<<" u2="<<(void*)user2p();
-    if (user3p()) str<<" u3="<<(void*)user3p();
-    if (user4p()) str<<" u4="<<(void*)user4p();
-    if (user5p()) str<<" u5="<<(void*)user5p();
+    if (user1p()) str<<" u1="<<cvtToHex(user1p());
+    if (user2p()) str<<" u2="<<cvtToHex(user2p());
+    if (user3p()) str<<" u3="<<cvtToHex(user3p());
+    if (user4p()) str<<" u4="<<cvtToHex(user4p());
+    if (user5p()) str<<" u5="<<cvtToHex(user5p());
     if (hasDType()) {
+        // Final @ so less likely to by accident read it as a nodep
 	if (dtypep()==this) str<<" @dt="<<"this@";
-	else str<<" @dt="<<(void*)dtypep()<<"@";  // Final @ so less likely to by accident think it's nodep
+        else str<<" @dt="<<cvtToHex(dtypep())<<"@";
 	if (AstNodeDType* dtp = dtypep()) {
 	    dtp->dumpSmall(str);
 	}
     } else { // V3Broken will throw an error
-	if (dtypep()) str<<" %Error-dtype-exp=null,got="<<(void*)dtypep();
+        if (dtypep()) str<<" %Error-dtype-exp=null,got="<<cvtToHex(dtypep());
     }
     if (name()!="") {
         if (VN_IS(this, Const)) str<<"  "<<name();  // Already quoted
@@ -927,7 +928,7 @@ void AstNodeDType::dump(std::ostream& str) {
     this->AstNode::dump(str);
     if (generic()) str<<" [GENERIC]";
     if (AstNodeDType* dtp = virtRefDTypep()) {
-	str<<" refdt="<<(void*)(dtp);
+        str<<" refdt="<<cvtToHex(dtp);
 	dtp->dumpSmall(str);
     }
 }
@@ -1037,7 +1038,7 @@ void AstVarScope::dump(std::ostream& str) {
 }
 void AstVarXRef::dump(std::ostream& str) {
     this->AstNode::dump(str);
-    if (packagep()) { str<<" pkg="<<(void*)packagep(); }
+    if (packagep()) { str<<" pkg="<<cvtToHex(packagep()); }
     if (lvalue()) str<<" [LV] => ";
     else          str<<" [RV] <- ";
     str<<".="<<dotted()<<" ";
@@ -1048,7 +1049,7 @@ void AstVarXRef::dump(std::ostream& str) {
 }
 void AstVarRef::dump(std::ostream& str) {
     this->AstNode::dump(str);
-    if (packagep()) { str<<" pkg="<<(void*)packagep(); }
+    if (packagep()) { str<<" pkg="<<cvtToHex(packagep()); }
     if (lvalue()) str<<" [LV] => ";
     else          str<<" [RV] <- ";
     if (varScopep()) { varScopep()->dump(str); }
@@ -1093,7 +1094,7 @@ void AstParseRef::dump(std::ostream& str) {
 }
 void AstPackageRef::dump(std::ostream& str) {
     this->AstNode::dump(str);
-    if (packagep()) { str<<" pkg="<<(void*)packagep(); }
+    if (packagep()) { str<<" pkg="<<cvtToHex(packagep()); }
     str<<" -> ";
     if (packagep()) { packagep()->dump(str); }
     else { str<<"UNLINKED"; }
@@ -1109,7 +1110,7 @@ void AstActive::dump(std::ostream& str) {
 }
 void AstNodeFTaskRef::dump(std::ostream& str) {
     this->AstNode::dump(str);
-    if (packagep()) { str<<" pkg="<<(void*)packagep(); }
+    if (packagep()) { str<<" pkg="<<cvtToHex(packagep()); }
     str<<" -> ";
     if (dotted()!="") { str<<".="<<dotted()<<" "; }
     if (taskp()) { taskp()->dump(str); }
diff --git a/src/V3Broken.cpp b/src/V3Broken.cpp
index a669249e3..1d0c961dc 100644
--- a/src/V3Broken.cpp
+++ b/src/V3Broken.cpp
@@ -58,7 +58,7 @@ public:
     // METHODS
     static void deleted(const AstNode* nodep) {
 	// Called by operator delete on any node - only if VL_LEAK_CHECKS
-	if (debug()>=9) cout<<"-nodeDel:  "<<(void*)(nodep)<<endl;
+        if (debug()>=9) cout<<"-nodeDel:  "<<cvtToHex(nodep)<<endl;
 	NodeMap::iterator iter = s_nodes.find(nodep);
 	if (iter==s_nodes.end() || !(iter->second & FLAG_ALLOCATED)) {
 	    ((AstNode*)(nodep))->v3fatalSrc("Deleting AstNode object that was never tracked or already deleted");
@@ -71,7 +71,7 @@ public:
 #endif
     static void addNewed(const AstNode* nodep) {
 	// Called by operator new on any node - only if VL_LEAK_CHECKS
-	if (debug()>=9) cout<<"-nodeNew:  "<<(void*)(nodep)<<endl;
+        if (debug()>=9) cout<<"-nodeNew:  "<<cvtToHex(nodep)<<endl;
 	NodeMap::iterator iter = s_nodes.find(nodep);
 	if (iter!=s_nodes.end() || (iter->second & FLAG_ALLOCATED)) {
 	    nodep->v3fatalSrc("Newing AstNode object that is already allocated");
@@ -224,9 +224,12 @@ private:
 	}
 	if (nodep->dtypep()) {
             if (!nodep->dtypep()->brokeExists()) {
-                nodep->v3fatalSrc("Broken link in node->dtypep() to "<<(void*)nodep->dtypep()); }
-            else if (!VN_IS(nodep->dtypep(), NodeDType)) {
-                nodep->v3fatalSrc("Non-dtype link in node->dtypep() to "<<(void*)nodep->dtypep()); }
+                nodep->v3fatalSrc("Broken link in node->dtypep() to "
+                                  <<cvtToHex(nodep->dtypep()));
+            } else if (!VN_IS(nodep->dtypep(), NodeDType)) {
+                nodep->v3fatalSrc("Non-dtype link in node->dtypep() to "
+                                  <<cvtToHex(nodep->dtypep()));
+            }
 	}
 	if (v3Global.assertDTypesResolved()) {
 	    if (nodep->hasDType()) {
diff --git a/src/V3Cdc.cpp b/src/V3Cdc.cpp
index c8b4286d5..7ce6d00ad 100644
--- a/src/V3Cdc.cpp
+++ b/src/V3Cdc.cpp
@@ -97,7 +97,7 @@ public:
     virtual ~CdcVarVertex() {}
     // ACCESSORS
     AstVarScope* varScp() const { return m_varScp; }
-    virtual string name() const { return (cvtToStr((void*)m_varScp)+" "+varScp()->name()); }
+    virtual string name() const { return (cvtToHex(m_varScp)+" "+varScp()->name()); }
     virtual string dotColor() const { return fromFlop() ? "green" : cntAsyncRst() ? "red" : "blue"; }
     int cntAsyncRst() const { return m_cntAsyncRst; }
     void cntAsyncRst(int flag) { m_cntAsyncRst=flag; }
@@ -115,7 +115,7 @@ public:
 	{ srcDomainp(sensenodep); dstDomainp(sensenodep); }
     virtual ~CdcLogicVertex() {}
     // ACCESSORS
-    virtual string name() const { return (cvtToStr((void*)nodep())+"@"+scopep()->prettyName()); }
+    virtual string name() const { return (cvtToHex(nodep())+"@"+scopep()->prettyName()); }
     virtual string dotColor() const { return hazard() ? "black" : "yellow"; }
     bool hazard() const { return m_hazard; }
     void setHazard(AstNode* nodep) { m_hazard = true; nodep->user3(true); }
diff --git a/src/V3ClkGater.cpp b/src/V3ClkGater.cpp
index 7bf1aee19..d9d8b7063 100644
--- a/src/V3ClkGater.cpp
+++ b/src/V3ClkGater.cpp
@@ -100,7 +100,8 @@ public:
 	: GaterVertex(graphp), m_nodep(nodep) { }
     virtual ~GaterIfVertex() {}
     virtual int typeNum() const { return __LINE__; }  // C++ typeof() equivelent
-    virtual string name() const { return cvtToStr((void*)m_nodep)+" {"+cvtToStr(m_nodep->fileline()->lineno())+"}"; }
+    virtual string name() const {
+        return cvtToHex(m_nodep)+" {"+cvtToStr(m_nodep->fileline()->lineno())+"}"; }
 };
 
 class GaterVarVertex : public GaterVertex {
@@ -582,9 +583,9 @@ class GaterVisitor : public GaterBaseVisitor {
     }
     void nafgMarkRecurse(V3GraphVertex* vertexp, uint32_t generation) {
 	// Backwards mark user() on the path we recurse
-	//UINFO(9," nafgMark: v "<<(void*)(vertexp)<<" "<<vertexp->name()<<endl);
+        //UINFO(9," nafgMark: v "<<cvtToHex(vertexp)<<" "<<vertexp->name()<<endl);
 	for (V3GraphEdge* edgep = vertexp->inBeginp(); edgep; edgep = edgep->inNextp()) {
-	    //UINFO(9," nafgMark: "<<(void*)(edgep)<<" "<<edgep->name()<<endl);
+            //UINFO(9," nafgMark: "<<cvtToHex(edgep)<<" "<<edgep->name()<<endl);
 	    edgep->user(generation);
 	    nafgMarkRecurse(edgep->fromp(), generation);
 	}
@@ -593,18 +594,18 @@ class GaterVisitor : public GaterBaseVisitor {
 	// Forewards follow user() marked previously and build tree
 	AstNode* nodep = NULL;
 	// OR across all edges found at this level
-	//UINFO(9," nafgEnter: v "<<(void*)(vertexp)<<" "<<vertexp->name()<<endl);
+        //UINFO(9," nafgEnter: v "<<cvtToHex(vertexp)<<" "<<vertexp->name()<<endl);
 	for (V3GraphEdge* edgep = vertexp->outBeginp(); edgep; edgep = edgep->outNextp()) {
 	    if (edgep->user() == generation) {
 		GaterEdge* cedgep = static_cast<GaterEdge*>(edgep);
 		AstNode* eqnp = NULL;
-		//UINFO(9," nafgFollow: "<<(void*)(edgep)<<" "<<edgep->name()<<endl);
+                //UINFO(9," nafgFollow: "<<cvtToHex(edgep)<<" "<<edgep->name()<<endl);
 		if (dynamic_cast<GaterHeadVertex*>(edgep->fromp())) {
 		    // Just OR in all lower terms
 		    eqnp = nafgCreateRecurse(edgep->top(), generation);
 		} else if (GaterIfVertex* cVxp = dynamic_cast<GaterIfVertex*>(edgep->fromp())) {
 		    // Edges from IFs represent a real IF branch in the equation tree
-		    //UINFO(9,"  ifver "<<(void*)(edgep)<<" cc"<<edgep->dotColor()<<endl);
+                    //UINFO(9,"  ifver "<<cvtToHex(edgep)<<" cc"<<edgep->dotColor()<<endl);
 		    eqnp = cVxp->nodep()->condp()->cloneTree(true);
 		    if (!eqnp) cVxp->nodep()->v3fatalSrc("null condition");
 		    if (cedgep->ifelseFalse()) {
@@ -621,7 +622,7 @@ class GaterVisitor : public GaterBaseVisitor {
 		//if (debug()>=9) nodep->dumpTree(cout,"      followExpr: ");
 	    }
 	}
-	//UINFO(9," nafgExit:  "<<(void*)(vertexp)<<" "<<vertexp->name()<<endl);
+        //UINFO(9," nafgExit:  "<<cvtToHex(vertexp)<<" "<<vertexp->name()<<endl);
 	return nodep;
     }
 
diff --git a/src/V3Const.cpp b/src/V3Const.cpp
index 5aabc2bb4..a96b0cbb7 100644
--- a/src/V3Const.cpp
+++ b/src/V3Const.cpp
@@ -1543,7 +1543,7 @@ private:
 		    || nodep->varp()->isParam())) {
 		if (operandConst(valuep)) {
                     const V3Number& num = VN_CAST(valuep, Const)->num();
-		    //UINFO(2,"constVisit "<<(void*)valuep<<" "<<num<<endl);
+                    //UINFO(2,"constVisit "<<cvtToHex(valuep)<<" "<<num<<endl);
 		    replaceNum(nodep, num); VL_DANGLING(nodep);
 		    did=true;
 		}
@@ -1565,7 +1565,7 @@ private:
 		    }
                     if (VN_IS(itemp, Const)) {
                         const V3Number& num = VN_CAST(itemp, Const)->num();
-			//UINFO(2,"constVisit "<<(void*)valuep<<" "<<num<<endl);
+                        //UINFO(2,"constVisit "<<cvtToHex(valuep)<<" "<<num<<endl);
 			replaceNum(nodep, num); VL_DANGLING(nodep);
 			did=true;
 		    }
diff --git a/src/V3EmitC.cpp b/src/V3EmitC.cpp
index b96ecd795..aaebac535 100644
--- a/src/V3EmitC.cpp
+++ b/src/V3EmitC.cpp
@@ -1562,7 +1562,7 @@ void EmitCStmts::displayNode(AstNode* nodep, AstScopeName* scopenamep,
     string::const_iterator pos = vformat.begin();
     bool inPct = false;
     for (; pos != vformat.end(); ++pos) {
-	//UINFO(1,"Parse '"<<*pos<<"'  IP"<<inPct<<" List "<<(void*)(elistp)<<endl);
+        //UINFO(1,"Parse '"<<*pos<<"'  IP"<<inPct<<" List "<<cvtToHex(elistp)<<endl);
 	if (!inPct && pos[0]=='%') {
 	    inPct = true;
 	    vfmt = "";
diff --git a/src/V3EmitV.cpp b/src/V3EmitV.cpp
index cbaa76e6c..4f74619c2 100644
--- a/src/V3EmitV.cpp
+++ b/src/V3EmitV.cpp
@@ -256,10 +256,10 @@ class EmitVBaseVisitor : public EmitCBaseVisitor {
 	puts(");\n");
     }
     virtual void visit(AstJumpGo* nodep) {
-	putbs("disable "+cvtToStr((void*)(nodep->labelp()))+";\n");
+        putbs("disable "+cvtToHex(nodep->labelp())+";\n");
     }
     virtual void visit(AstJumpLabel* nodep) {
-	putbs("begin : "+cvtToStr((void*)(nodep))+"\n");
+        putbs("begin : "+cvtToHex(nodep)+"\n");
         if (nodep->stmtsp()) iterateAndNextNull(nodep->stmtsp());
 	puts("end\n");
     }
diff --git a/src/V3Error.h b/src/V3Error.h
index 70a3f9822..398e49520 100644
--- a/src/V3Error.h
+++ b/src/V3Error.h
@@ -320,9 +320,12 @@ inline void v3errorEndFatal(std::ostringstream& sstr) { V3Error::v3errorEnd(sstr
 
 //----------------------------------------------------------------------
 
-template< class T> std::string cvtToStr(const T& t) {
+template <class T> std::string cvtToStr(const T& t) {
     std::ostringstream os; os<<t; return os.str();
 }
+template <class T> std::string cvtToHex(const T* tp) {
+    std::ostringstream os; os<<static_cast<const void*>(tp); return os.str();
+}
 
 inline uint32_t cvtToHash(const void* vp) {
     // We can shove a 64 bit pointer into a 32 bit bucket
diff --git a/src/V3Gate.cpp b/src/V3Gate.cpp
index 684187840..f3330481e 100644
--- a/src/V3Gate.cpp
+++ b/src/V3Gate.cpp
@@ -138,7 +138,7 @@ public:
     virtual ~GateVarVertex() {}
     // ACCESSORS
     AstVarScope* varScp() const { return m_varScp; }
-    virtual string name() const { return (cvtToStr((void*)m_varScp)+" "+varScp()->name()); }
+    virtual string name() const { return (cvtToHex(m_varScp)+" "+varScp()->name()); }
     virtual string dotColor() const { return "blue"; }
     bool isTop() const { return m_isTop; }
     void setIsTop() { m_isTop = true; }
@@ -169,7 +169,7 @@ public:
 	: GateEitherVertex(graphp,scopep), m_nodep(nodep), m_activep(activep), m_slow(slow) {}
     virtual ~GateLogicVertex() {}
     // ACCESSORS
-    virtual string name() const { return (cvtToStr((void*)m_nodep)+"@"+scopep()->prettyName()); }
+    virtual string name() const { return (cvtToHex(m_nodep)+"@"+scopep()->prettyName()); }
     virtual string dotColor() const { return "yellow"; }
     virtual FileLine* fileline() const { return nodep()->fileline(); }
     AstNode* nodep() const { return m_nodep; }
diff --git a/src/V3Graph.cpp b/src/V3Graph.cpp
index 595ab67c8..225ba8423 100644
--- a/src/V3Graph.cpp
+++ b/src/V3Graph.cpp
@@ -277,7 +277,7 @@ void V3Graph::loopsMessageCb(V3GraphVertex* vertexp) {
 
 void V3Graph::loopsVertexCb(V3GraphVertex* vertexp) {
     // Needed here as V3GraphVertex<< isn't defined until later in header
-    std::cerr<<"-Info-Loop: "<<(void*)(vertexp)<<" "<<vertexp<<endl;
+    std::cerr<<"-Info-Loop: "<<cvtToHex(vertexp)<<" "<<vertexp<<endl;
 }
 
 void V3Graph::dump(std::ostream& os) {
diff --git a/src/V3GraphDfa.cpp b/src/V3GraphDfa.cpp
index dae58bbcc..6464f987e 100644
--- a/src/V3GraphDfa.cpp
+++ b/src/V3GraphDfa.cpp
@@ -303,7 +303,7 @@ private:
             for (std::set<int>::const_iterator inIt=inputs.begin(); inIt!=inputs.end(); ++inIt) {
 		DfaInput input = *inIt;
 		UINFO(9,"    ==="<<++i<<"=======================\n");
-		UINFO(9,"    On input "<<(void*)(input.toNodep())<<endl);
+                UINFO(9,"    On input "<<cvtToHex(input.toNodep())<<endl);
 
 		// Find all states reachable for given input
 		DfaStates nfasWithInput;
diff --git a/src/V3LinkDot.cpp b/src/V3LinkDot.cpp
index 921751ce9..e4f3841f7 100644
--- a/src/V3LinkDot.cpp
+++ b/src/V3LinkDot.cpp
@@ -235,7 +235,7 @@ public:
     void insertDUnit(AstNetlist* nodep) {
 	// $unit on top scope
 	VSymEnt* symp = new VSymEnt(&m_syms, nodep);
-	UINFO(9,"      INSERTdunit se"<<(void*)symp<<endl);
+        UINFO(9,"      INSERTdunit se"<<cvtToHex(symp)<<endl);
 	symp->parentp(rootEntp());  // Needed so backward search can find name of top module
 	symp->fallbackp(NULL);
 	rootEntp()->insert("$unit ",symp);  // Space so can never name conflict with user code
@@ -246,7 +246,7 @@ public:
     VSymEnt* insertTopCell(AstNodeModule* nodep, const string& scopename) {
 	// Only called on the module at the very top of the hierarchy
 	VSymEnt* symp = new VSymEnt(&m_syms, nodep);
-	UINFO(9,"      INSERTtop se"<<(void*)symp<<"  "<<scopename<<" "<<nodep<<endl);
+        UINFO(9,"      INSERTtop se"<<cvtToHex(symp)<<"  "<<scopename<<" "<<nodep<<endl);
 	symp->parentp(rootEntp());  // Needed so backward search can find name of top module
 	symp->fallbackp(dunitEntp());  // Needed so can find $unit stuff
 	nodep->user1p(symp);
@@ -259,8 +259,8 @@ public:
 			AstCell* nodep, const string& scopename) {
 	if (!abovep) nodep->v3fatalSrc("Null symbol table inserting node");
 	VSymEnt* symp = new VSymEnt(&m_syms, nodep);
-        UINFO(9,"      INSERTcel se"<<(void*)symp<<"  "<<scopename<<" above=se"<<(void*)abovep
-              <<" mods=se"<<(void*)modSymp<<" node="<<nodep<<endl);
+        UINFO(9,"      INSERTcel se"<<cvtToHex(symp)<<"  "<<scopename<<" above=se"<<cvtToHex(abovep)
+              <<" mods=se"<<cvtToHex(modSymp)<<" node="<<nodep<<endl);
 	symp->parentp(abovep);
 	symp->fallbackp(dunitEntp());  // Needed so can find $unit stuff
 	nodep->user1p(symp);
@@ -281,8 +281,8 @@ public:
 	// This refrences to another Sym, and eventually resolves to a module with a prefix
 	if (!abovep) nodep->v3fatalSrc("Null symbol table inserting node");
 	VSymEnt* symp = new VSymEnt(&m_syms, nodep);
-        UINFO(9,"      INSERTinl se"<<(void*)symp<<"  "<<basename<<" above=se"<<(void*)abovep
-              <<" mods=se"<<(void*)modSymp<<" node="<<nodep<<endl);
+        UINFO(9,"      INSERTinl se"<<cvtToHex(symp)<<"  "<<basename<<" above=se"<<cvtToHex(abovep)
+              <<" mods=se"<<cvtToHex(modSymp)<<" node="<<nodep<<endl);
 	symp->parentp(abovep);
 	symp->fallbackp(modSymp);
 	symp->symPrefix(nodep->name()+"__DOT__");
@@ -302,7 +302,7 @@ public:
 	// However, cells walk the graph, so cells will appear under the begin/ftask itself
 	if (!abovep) nodep->v3fatalSrc("Null symbol table inserting node");
 	VSymEnt* symp = new VSymEnt(&m_syms, nodep);
-	UINFO(9,"      INSERTblk se"<<(void*)symp<<"  above=se"<<(void*)abovep<<"  node="<<nodep<<endl);
+        UINFO(9,"      INSERTblk se"<<cvtToHex(symp)<<"  above=se"<<cvtToHex(abovep)<<"  node="<<nodep<<endl);
 	symp->parentp(abovep);
 	symp->packagep(packagep);
 	symp->fallbackp(abovep);
@@ -317,7 +317,8 @@ public:
     VSymEnt* insertSym(VSymEnt* abovep, const string& name, AstNode* nodep, AstPackage* packagep) {
 	if (!abovep) nodep->v3fatalSrc("Null symbol table inserting node");
 	VSymEnt* symp = new VSymEnt(&m_syms, nodep);
-	UINFO(9,"      INSERTsym se"<<(void*)symp<<"  name='"<<name<<"' above=se"<<(void*)abovep<<"  node="<<nodep<<endl);
+        UINFO(9,"      INSERTsym se"<<cvtToHex(symp)<<"  name='"<<name
+              <<"' above=se"<<cvtToHex(abovep)<<"  node="<<nodep<<endl);
 	// We don't remember the ent associated with each node, because we need a unique scope entry for each instantiation
 	symp->packagep(packagep);
 	symp->parentp(abovep);
@@ -381,7 +382,7 @@ public:
 	for (IfaceVarSyms::iterator it = m_ifaceVarSyms.begin(); it != m_ifaceVarSyms.end(); ++it) {
 	    VSymEnt* varSymp = *it;
             AstVar* varp = varSymp ? VN_CAST(varSymp->nodep(), Var) : NULL;
-	    UINFO(9, "  insAllIface se"<<(void*)varSymp<<" "<<varp<<endl);
+            UINFO(9, "  insAllIface se"<<cvtToHex(varSymp)<<" "<<varp<<endl);
 	    AstIfaceRefDType* ifacerefp = ifaceRefFromArray(varp->subDTypep());
 	    if (!ifacerefp) varp->v3fatalSrc("Non-ifacerefs on list!");
 	    if (!ifacerefp->ifaceViaCellp()) {
@@ -422,7 +423,7 @@ public:
     void insertScopeAlias(SAMNum samn, VSymEnt* lhsp, VSymEnt* rhsp) {
 	// Track and later insert scope aliases; an interface referenced by a child cell connecting to that interface
 	// Typically lhsp=VAR w/dtype IFACEREF, rhsp=IFACE cell
-	UINFO(9,"   insertScopeAlias se"<<(void*)lhsp<<" se"<<(void*)rhsp<<endl);
+        UINFO(9,"   insertScopeAlias se"<<cvtToHex(lhsp)<<" se"<<cvtToHex(rhsp)<<endl);
         if (VN_IS(rhsp->nodep(), Cell)
             && !VN_IS(VN_CAST(rhsp->nodep(), Cell)->modp(), Iface)) {
 	    rhsp->nodep()->v3fatalSrc("Got a non-IFACE alias RHS");
@@ -468,7 +469,7 @@ public:
 			string& baddot, VSymEnt*& okSymp) {
 	// Given a dotted hierarchy name, return where in scope it is
 	// Note when dotname=="" we just fall through and return lookupSymp
-	UINFO(8,"    dottedFind se"<<(void*)lookupSymp<<" '"<<dotname<<"'"<<endl);
+        UINFO(8,"    dottedFind se"<<cvtToHex(lookupSymp)<<" '"<<dotname<<"'"<<endl);
 	bool firstId = true;
 	string leftname = dotname;
 	okSymp = lookupSymp;  // So can list bad scopes
@@ -562,7 +563,7 @@ public:
 	// For simplicity lookupSymp may be passed NULL result from findDotted
 	if (!lookupSymp) return NULL;
 	UINFO(8,"\t\tfindSymPrefixed "<<dotname
-	      <<" under se"<<(void*)lookupSymp
+              <<" under se"<<cvtToHex(lookupSymp)
 	      <<((lookupSymp->symPrefix()=="") ? "" : " as ")
 	      <<((lookupSymp->symPrefix()=="") ? "" : lookupSymp->symPrefix()+dotname)
 	      <<"  at se"<<lookupSymp
@@ -902,7 +903,8 @@ class LinkDotFindVisitor : public AstNVisitor {
 			       <<LinkDotState::nodeTextType(foundp->nodep())<<": "<<nodep->prettyName());
 	    } else if (findvarp != nodep) {
 		UINFO(4,"DupVar: "<<nodep<<" ;; "<<foundp->nodep()<<endl);
-		UINFO(4,"    found  cur=se"<<(void*)m_curSymp<<" ;; parent=se"<<(void*)foundp->parentp()<<endl);
+                UINFO(4,"    found  cur=se"<<cvtToHex(m_curSymp)
+                      <<" ;; parent=se"<<cvtToHex(foundp->parentp())<<endl);
 		if (foundp && foundp->parentp() == m_curSymp  // Only when on same level
 		    && !foundp->imported()) {  // and not from package
 		    if ((findvarp->isIO() && nodep->isSignal())
@@ -1259,12 +1261,12 @@ class LinkDotScopeVisitor : public AstNVisitor {
 		string baddot; VSymEnt* okSymp;
 		VSymEnt* cellSymp = m_statep->findDotted(m_modSymp, ifcellname, baddot, okSymp);
 		if (!cellSymp) nodep->v3fatalSrc("No symbol for interface cell: " <<nodep->prettyName(ifcellname));
-		UINFO(5, "       Found interface cell: se"<<(void*)cellSymp<<" "<<cellSymp->nodep()<<endl);
+                UINFO(5, "       Found interface cell: se"<<cvtToHex(cellSymp)<<" "<<cellSymp->nodep()<<endl);
 		if (dtypep->modportName()!="") {
 		    VSymEnt* mpSymp = m_statep->findDotted(m_modSymp, ifcellname, baddot, okSymp);
 		    if (!mpSymp) { nodep->v3fatalSrc("No symbol for interface modport: " <<nodep->prettyName(dtypep->modportName())); }
 		    else cellSymp = mpSymp;
-		    UINFO(5, "       Found modport cell: se"<<(void*)cellSymp<<" "<<mpSymp->nodep()<<endl);
+                    UINFO(5, "       Found modport cell: se"<<cvtToHex(cellSymp)<<" "<<mpSymp->nodep()<<endl);
 		}
 		// Interface reference; need to put whole thing into symtable, but can't clone it now
 		// as we may have a later alias for it.
@@ -1308,7 +1310,7 @@ class LinkDotScopeVisitor : public AstNVisitor {
 	    }
 	    if (!symp) UINFO(9,"No symbol for interface alias rhs ("<<string(refp?"VARREF ":"VARXREF ")<<scopename<<")"<<endl);
 	    if (!symp) nodep->v3fatalSrc("No symbol for interface alias rhs");
-	    UINFO(5, "       Found a linked scope RHS: "<<scopename<<"  se"<<(void*)symp<<" "<<symp->nodep()<<endl);
+            UINFO(5, "       Found a linked scope RHS: "<<scopename<<"  se"<<cvtToHex(symp)<<" "<<symp->nodep()<<endl);
 	    rhsSymp = symp;
 	}
 	VSymEnt* lhsSymp;
@@ -1321,7 +1323,7 @@ class LinkDotScopeVisitor : public AstNVisitor {
 	    string baddot; VSymEnt* okSymp;
 	    VSymEnt* symp = m_statep->findDotted(m_modSymp, scopename, baddot, okSymp);
 	    if (!symp) nodep->v3fatalSrc("No symbol for interface alias lhs");
-	    UINFO(5, "       Found a linked scope LHS: "<<scopename<<"  se"<<(void*)symp<<" "<<symp->nodep()<<endl);
+            UINFO(5, "       Found a linked scope LHS: "<<scopename<<"  se"<<cvtToHex(symp)<<" "<<symp->nodep()<<endl);
 	    lhsSymp = symp;
 	}
 	// Remember the alias - can't do it yet because we may have additional symbols to be added,
@@ -1497,7 +1499,7 @@ private:
 	    static const char* const names[] = { "NONE","PACKAGE","SCOPE","FINAL","MEMBER" };
             std::ostringstream sstr;
 	    sstr<<"ds="<<names[m_dotPos];
-	    sstr<<"  dse"<<(void*)m_dotSymp;
+            sstr<<"  dse"<<cvtToHex(m_dotSymp);
 	    sstr<<"  txt="<<m_dotText;
 	    sstr<<"  unr="<<m_unresolved;
 	    return sstr.str();
@@ -1794,7 +1796,7 @@ private:
 	    } else {
 		foundp = m_ds.m_dotSymp->findIdFallback(nodep->name());
 	    }
-	    if (foundp) UINFO(9,"     found=se"<<(void*)foundp<<"  exp="<<expectWhat
+            if (foundp) UINFO(9,"     found=se"<<cvtToHex(foundp)<<"  exp="<<expectWhat
 			      <<"  n="<<foundp->nodep()<<endl);
 	    // What fell out?
 	    bool ok = false;
@@ -1920,7 +1922,7 @@ private:
 				       <<"'"<<" as a "<<foundp->nodep()->typeName()
 				       <<" but expected a "<<expectWhat);
 		    } else if (m_ds.m_dotText=="") {
-			UINFO(7,"   ErrParseRef curSymp=se"<<(void*)m_curSymp<<" ds="<<m_ds.ascii()<<endl);
+                        UINFO(7,"   ErrParseRef curSymp=se"<<cvtToHex(m_curSymp)<<" ds="<<m_ds.ascii()<<endl);
 			nodep->v3error("Can't find definition of "<<expectWhat
 				       <<": "<<nodep->prettyName());
 		    } else {
@@ -1950,7 +1952,7 @@ private:
 	// No checkNoDot; created and iterated from a parseRef
         iterateChildren(nodep);
 	if (!nodep->varp()) {
-	    UINFO(9," linkVarRef se"<<(void*)m_curSymp<<"  n="<<nodep<<endl);
+            UINFO(9," linkVarRef se"<<cvtToHex(m_curSymp)<<"  n="<<nodep<<endl);
 	    if (!m_curSymp) nodep->v3fatalSrc("NULL lookup symbol table");
 	    VSymEnt* foundp = m_curSymp->findIdFallback(nodep->name());
 	    if (AstVar* varp = foundp ? foundToVarp(foundp, nodep, nodep->lvalue()) : NULL) {
@@ -2116,7 +2118,8 @@ private:
 		UINFO(7,"         Resolved "<<nodep<<endl);  // Also prints taskp
 	    } else {
 		// Note ParseRef has similar error handling/message output
-		UINFO(7,"   ErrFtask curSymp=se"<<(void*)m_curSymp<<" dotSymp=se"<<(void*)dotSymp<<endl);
+                UINFO(7,"   ErrFtask curSymp=se"<<cvtToHex(m_curSymp)
+                      <<" dotSymp=se"<<cvtToHex(dotSymp)<<endl);
 		if (foundp) {
 		    nodep->v3error("Found definition of '"<<m_ds.m_dotText<<(m_ds.m_dotText==""?"":".")<<nodep->prettyName()
 				   <<"'"<<" as a "<<foundp->nodep()->typeName()
@@ -2190,11 +2193,11 @@ private:
 	VSymEnt* oldCurSymp = m_curSymp;
 	{
 	    m_ds.m_dotSymp = m_curSymp = m_statep->getNodeSym(nodep);
-	    UINFO(5,"   cur=se"<<(void*)m_curSymp<<endl);
+            UINFO(5,"   cur=se"<<cvtToHex(m_curSymp)<<endl);
             iterateChildren(nodep);
 	}
 	m_ds.m_dotSymp = m_curSymp = oldCurSymp;
-	UINFO(5,"   cur=se"<<(void*)m_curSymp<<endl);
+        UINFO(5,"   cur=se"<<cvtToHex(m_curSymp)<<endl);
     }
     virtual void visit(AstNodeFTask* nodep) {
 	UINFO(5,"   "<<nodep<<endl);
diff --git a/src/V3Order.cpp b/src/V3Order.cpp
index eddb04b5b..3a794b871 100644
--- a/src/V3Order.cpp
+++ b/src/V3Order.cpp
@@ -170,8 +170,8 @@ public:
     }
     string name() const {
 	return (string("MDS:")
-		+" d="+cvtToStr((void*)domainp())
-		+" s="+cvtToStr((void*)scopep()));
+                +" d="+cvtToHex(domainp())
+                +" s="+cvtToHex(scopep()));
     }
 };
 
@@ -1510,7 +1510,8 @@ void OrderVisitor::processDomainsIterate(OrderEitherVertex* vertexp) {
 	    if (edgep->weight()
 		&& fromVertexp->domainMatters()
 		) {
-		UINFO(9,"     from d="<<(void*)fromVertexp->domainp()<<" "<<fromVertexp<<endl);
+                UINFO(9,"     from d="<<cvtToHex(fromVertexp->domainp())
+                      <<" "<<fromVertexp<<endl);
 		if (!domainp  // First input to this vertex
 		    || domainp->hasSettle()	// or, we can ignore being in the settle domain
 		    || domainp->hasInitial()) {
@@ -1568,7 +1569,7 @@ void OrderVisitor::processDomainsIterate(OrderEitherVertex* vertexp) {
     //
     vertexp->domainp(domainp);
     if (vertexp->domainp()) {
-	UINFO(5,"      done d="<<(void*)vertexp->domainp()
+        UINFO(5,"      done d="<<cvtToHex(vertexp->domainp())
 	      <<(vertexp->domainp()->hasCombo()?" [COMB]":"")
 	      <<(vertexp->domainp()->isMulti()?" [MULT]":"")
 	      <<" "<<vertexp<<endl);
@@ -1596,7 +1597,7 @@ void OrderVisitor::processEdgeReport() {
 	    else if (dynamic_cast<OrderVarSettleVertex*>(itp)) name += " {STL}";
             std::ostringstream os;
             os.setf(std::ios::left);
-            os<<"  "<<(void*)(vvertexp->varScp())<<" "<<std::setw(50)<<name<<" ";
+            os<<"  "<<cvtToHex(vvertexp->varScp())<<" "<<std::setw(50)<<name<<" ";
 	    AstSenTree* sentreep = vvertexp->domainp();
 	    if (sentreep) V3EmitV::verilogForTree(sentreep, os);
 	    report.push_back(os.str());
@@ -1739,8 +1740,8 @@ void OrderVisitor::processMoveOne(OrderMoveVertex* vertexp, OrderMoveDomScope* d
     }
     const OrderLogicVertex* lvertexp = vertexp->logicp();
     const AstScope* scopep = lvertexp->scopep();
-    UINFO(5,"    POSmove l"<<std::setw(3)<<level<<" d="<<(void*)(lvertexp->domainp())
-          <<" s="<<(void*)(scopep)<<" "<<lvertexp<<endl);
+    UINFO(5,"    POSmove l"<<std::setw(3)<<level<<" d="<<cvtToHex(lvertexp->domainp())
+          <<" s="<<cvtToHex(scopep)<<" "<<lvertexp<<endl);
     AstActive* newActivep = processMoveOneLogic(lvertexp, m_pomNewFuncp/*ref*/,
                                                 m_pomNewStmts/*ref*/);
     if (newActivep) m_scopetopp->addActivep(newActivep);
diff --git a/src/V3OrderGraph.h b/src/V3OrderGraph.h
index 94cc4a17c..951706d76 100644
--- a/src/V3OrderGraph.h
+++ b/src/V3OrderGraph.h
@@ -148,7 +148,7 @@ public:
     // Methods
     virtual OrderVEdgeType type() const = 0;
     virtual bool domainMatters() = 0;	// Must be in same domain when cross edge to this vertex
-    virtual string dotName() const { return cvtToStr((void*)m_scopep)+"_"; }
+    virtual string dotName() const { return cvtToHex(m_scopep)+"_"; }
     // ACCESSORS
     void domainp(AstSenTree* domainp) { m_domainp = domainp; }
     AstScope* scopep() const { return m_scopep; }
@@ -205,7 +205,7 @@ public:
     virtual OrderVEdgeType type() const { return OrderVEdgeType::VERTEX_LOGIC; }
     virtual bool domainMatters() { return true; }
     // ACCESSORS
-    virtual string name() const { return (cvtToStr((void*)m_nodep)+"\\n "+cvtToStr(nodep()->typeName())); }
+    virtual string name() const { return (cvtToHex(m_nodep)+"\\n "+cvtToStr(nodep()->typeName())); }
     AstNode* nodep() const { return m_nodep; }
     virtual string dotColor() const { return "yellow"; }
 };
@@ -245,7 +245,7 @@ public:
     virtual OrderVarStdVertex* clone(V3Graph* graphp) const {
 	return new OrderVarStdVertex(graphp, *this); }
     virtual OrderVEdgeType type() const { return OrderVEdgeType::VERTEX_VARSTD; }
-    virtual string name() const { return (cvtToStr((void*)varScp())+"\\n "+varScp()->name());}
+    virtual string name() const { return (cvtToHex(varScp())+"\\n "+varScp()->name());}
     virtual string dotColor() const { return "skyblue"; }
     virtual bool domainMatters() { return true; }
 };
@@ -259,7 +259,7 @@ public:
     virtual OrderVarPreVertex* clone(V3Graph* graphp) const {
 	return new OrderVarPreVertex(graphp, *this); }
     virtual OrderVEdgeType type() const { return OrderVEdgeType::VERTEX_VARPRE; }
-    virtual string name() const { return (cvtToStr((void*)varScp())+" PRE\\n "+varScp()->name());}
+    virtual string name() const { return (cvtToHex(varScp())+" PRE\\n "+varScp()->name());}
     virtual string dotColor() const { return "lightblue"; }
     virtual bool domainMatters() { return false; }
 };
@@ -273,7 +273,7 @@ public:
 	return new OrderVarPostVertex(graphp, *this); }
     virtual OrderVEdgeType type() const { return OrderVEdgeType::VERTEX_VARPOST; }
     virtual ~OrderVarPostVertex() {}
-    virtual string name() const { return (cvtToStr((void*)varScp())+" POST\\n "+varScp()->name());}
+    virtual string name() const { return (cvtToHex(varScp())+" POST\\n "+varScp()->name());}
     virtual string dotColor() const { return "CadetBlue"; }
     virtual bool domainMatters() { return false; }
 };
@@ -287,7 +287,7 @@ public:
     virtual OrderVarPordVertex* clone(V3Graph* graphp) const {
 	return new OrderVarPordVertex(graphp, *this); }
     virtual OrderVEdgeType type() const { return OrderVEdgeType::VERTEX_VARPORD; }
-    virtual string name() const { return (cvtToStr((void*)varScp())+" PORD\\n "+varScp()->name());}
+    virtual string name() const { return (cvtToHex(varScp())+" PORD\\n "+varScp()->name());}
     virtual string dotColor() const { return "NavyBlue"; }
     virtual bool domainMatters() { return false; }
 };
@@ -301,7 +301,7 @@ public:
     virtual OrderVarSettleVertex* clone(V3Graph* graphp) const {
 	return new OrderVarSettleVertex(graphp, *this); }
     virtual OrderVEdgeType type() const { return OrderVEdgeType::VERTEX_VARSETTLE; }
-    virtual string name() const { return (cvtToStr((void*)varScp())+" STL\\n "+varScp()->name());}
+    virtual string name() const { return (cvtToHex(varScp())+" STL\\n "+varScp()->name());}
     virtual string dotColor() const { return "PowderBlue"; }
     virtual bool domainMatters() { return false; }
 };
@@ -345,8 +345,8 @@ public:
         if (logicp()) {
             nm = logicp()->name();
             nm += (string("\\nMV:")
-                   +" d="+cvtToStr((void*)logicp()->domainp())
-                   +" s="+cvtToStr((void*)logicp()->scopep()));
+                   +" d="+cvtToHex(logicp()->domainp())
+                   +" s="+cvtToHex(logicp()->scopep()));
         } else {
             nm = "nul";
         }
@@ -402,8 +402,8 @@ public:
         if (logicp()) {
             nm = logicp()->name();
             nm += (string("\\nMV:")
-                   +" d="+cvtToStr((void*)logicp()->domainp())
-                   +" s="+cvtToStr((void*)logicp()->scopep())
+                   +" d="+cvtToHex(logicp()->domainp())
+                   +" s="+cvtToHex(logicp()->scopep())
                    // "color()" represents the mtask ID.
                    +"\\nt="+cvtToStr(color()));
         } else {
diff --git a/src/V3PartitionGraph.h b/src/V3PartitionGraph.h
index 9234ca730..07cafda16 100644
--- a/src/V3PartitionGraph.h
+++ b/src/V3PartitionGraph.h
@@ -96,7 +96,7 @@ public:
     }
     string name() const { return string("mt")+cvtToStr(id()); }
     void dump(std::ostream& str) const {
-        str <<name()<<"."<<((void*)this);
+        str <<name()<<"."<<cvtToHex(this);
         if (priority() || cost()) str <<" [pr="<<priority()<<" c="<<cvtToStr(cost())<<"]";
         if (thread() != 0xffffffff) str <<" th="<<thread();
         if (threadRoot()) str <<" [ROOT]";
diff --git a/src/V3PreLex.l b/src/V3PreLex.l
index 908921c49..9fb320e7a 100644
--- a/src/V3PreLex.l
+++ b/src/V3PreLex.l
@@ -502,7 +502,7 @@ void V3PreLex::lineDirective(const char* textp) {
 }
 
 void V3PreLex::dumpSummary() {
-    cout<<"-  pp::dumpSummary  curBuf="<<(void*)(currentBuffer());
+    cout<<"-  pp::dumpSummary  curBuf="<<cvtToHex(currentBuffer());
 #ifdef FLEX_DEBUG  // Else peeking at internals may cause portability issues
     ssize_t left = (yy_n_chars
 		    - (yy_c_buf_p
@@ -518,7 +518,7 @@ void V3PreLex::dumpStack() {
     std::stack<VPreStream*> tmpstack = LEXP->m_streampStack;
     while (!tmpstack.empty()) {
 	VPreStream* streamp = tmpstack.top();
-	cout<<"-    bufferStack["<<(void*)(streamp)<<"]: "
+	cout<<"-    bufferStack["<<cvtToHex(streamp)<<"]: "
 	    <<" at="<<streamp->m_curFilelinep
 	    <<" nBuf="<<streamp->m_buffers.size()
 	    <<" size0="<<(streamp->m_buffers.empty() ? 0 : streamp->m_buffers.front().length())
diff --git a/src/V3Split.cpp b/src/V3Split.cpp
index b53923a05..758b87dc1 100644
--- a/src/V3Split.cpp
+++ b/src/V3Split.cpp
@@ -111,7 +111,7 @@ protected:
     // reordering a lower block, but we don't repair it
     virtual string name() const {
 	if (m_nodep->name() == "") {
-	    return cvtToStr((void*)m_nodep);
+            return cvtToHex(m_nodep);
 	} else {
 	    return m_nodep->name();
 	}
diff --git a/src/V3SymTable.h b/src/V3SymTable.h
index 19fc436de..d93772269 100644
--- a/src/V3SymTable.h
+++ b/src/V3SymTable.h
@@ -68,8 +68,8 @@ public:
     void dumpIterate(std::ostream& os, VSymConstMap& doneSymsr, const string& indent,
                      int numLevels, const string& searchName) const {
         os<<indent<<"+ "<<std::left<<std::setw(30)<<(searchName==""?"\"\"":searchName)<<std::setw(0)<<std::right;
-        os<<"  se"<<(void*)(this)<<std::setw(0);
-	os<<"  fallb=se"<<(void*)(m_fallbackp);
+        os<<"  se"<<cvtToHex(this)<<std::setw(0);
+        os<<"  fallb=se"<<cvtToHex(m_fallbackp);
         if (m_symPrefix!="") os<<"  symPrefix="<<m_symPrefix;
 	os<<"  n="<<nodep();
 	os<<endl;
@@ -117,7 +117,8 @@ public:
     bool imported() const { return m_imported; }
     void imported(bool flag) { m_imported = flag; }
     void insert(const string& name, VSymEnt* entp) {
-	UINFO(9, "     SymInsert se"<<(void*)this<<" '"<<name<<"' se"<<(void*)entp<<"  "<<entp->nodep()<<endl);
+        UINFO(9, "     SymInsert se"<<cvtToHex(this)
+              <<" '"<<name<<"' se"<<cvtToHex(entp)<<"  "<<entp->nodep()<<endl);
 	if (name != "" && m_idNameMap.find(name) != m_idNameMap.end()) {
 	    if (!V3Error::errorCount()) {   // Else may have just reported warning
 		if (debug()>=9 || V3Error::debugDefault()) dump(cout,"- err-dump: ", 1);
@@ -130,7 +131,8 @@ public:
     void reinsert(const string& name, VSymEnt* entp) {
 	IdNameMap::iterator it = m_idNameMap.find(name);
 	if (name!="" && it != m_idNameMap.end()) {
-	    UINFO(9, "     SymReinsert se"<<(void*)this<<" '"<<name<<"' se"<<(void*)entp<<"  "<<entp->nodep()<<endl);
+            UINFO(9, "     SymReinsert se"<<cvtToHex(this)
+                  <<" '"<<name<<"' se"<<cvtToHex(entp)<<"  "<<entp->nodep()<<endl);
 	    it->second = entp;  // Replace
 	} else {
 	    insert(name,entp);
@@ -140,9 +142,9 @@ public:
 	// Find identifier without looking upward through symbol hierarchy
 	// First, scan this begin/end block or module for the name
 	IdNameMap::const_iterator it = m_idNameMap.find(name);
-	UINFO(9, "     SymFind   se"<<(void*)this<<" '"<<name
+        UINFO(9, "     SymFind   se"<<cvtToHex(this)<<" '"<<name
 	      <<"' -> "<<(it == m_idNameMap.end() ? "NONE"
-			  : "se"+cvtToStr((void*)(it->second))+" n="+cvtToStr((void*)(it->second->nodep())))<<endl);
+                          : "se"+cvtToHex(it->second)+" n="+cvtToHex(it->second->nodep()))<<endl);
 	if (it != m_idNameMap.end()) return (it->second);
 	return NULL;
     }
@@ -207,7 +209,7 @@ public:
     }
     void importFromIface(VSymGraph* graphp, const VSymEnt* srcp, bool onlyUnmodportable = false) {
 	// Import interface tokens from source symbol table into this symbol table, recursively
-	UINFO(9, "     importIf  se"<<(void*)this<<" from se"<<(void*)srcp<<endl);
+        UINFO(9, "     importIf  se"<<cvtToHex(this)<<" from se"<<cvtToHex(srcp)<<endl);
 	for (IdNameMap::const_iterator it=srcp->m_idNameMap.begin(); it!=srcp->m_idNameMap.end(); ++it) {
 	    const string& name = it->first;
 	    VSymEnt* subSrcp = it->second;
diff --git a/src/V3Task.cpp b/src/V3Task.cpp
index 921c559bc..23d8454b6 100644
--- a/src/V3Task.cpp
+++ b/src/V3Task.cpp
@@ -262,7 +262,7 @@ private:
     virtual void visit(AstVarRef* nodep) {
 	// Similar code in V3Inline
 	if (nodep->varp()->user2p()) { // It's being converted to a alias.
-	    UINFO(9, "    relinkVar "<<(void*)nodep->varp()->user2p()<<" "<<nodep<<endl);
+            UINFO(9, "    relinkVar "<<cvtToHex(nodep->varp()->user2p())<<" "<<nodep<<endl);
             AstVarScope* newvscp = VN_CAST(nodep->varp()->user2p(), VarScope);
 	    if (!newvscp) nodep->v3fatalSrc("not linked");
 	    nodep->varScopep(newvscp);
@@ -1396,7 +1396,9 @@ V3TaskConnects V3Task::taskConnects(AstNodeFTaskRef* nodep, AstNode* taskStmtsp)
 
     if (debug()>=9) {
 	nodep->dumpTree(cout,"-ftref-out: ");
-	for (int i=0; i<tpinnum; ++i) UINFO(0,"   pin "<<i<<"  conn="<<(void*)tconnects[i].second<<endl);
+        for (int i=0; i<tpinnum; ++i) {
+            UINFO(0,"   pin "<<i<<"  conn="<<cvtToHex(tconnects[i].second)<<endl);
+        }
     }
     return tconnects;
 }
diff --git a/src/V3Trace.cpp b/src/V3Trace.cpp
index 2fa41f2ad..cb8e2bd45 100644
--- a/src/V3Trace.cpp
+++ b/src/V3Trace.cpp
@@ -536,7 +536,7 @@ private:
 	TraceTraceVertex* dupvertexp = vvertexp;
 	if (dupvertexp->duplicatep()) {
 	    dupvertexp = dupvertexp->duplicatep();
-	    UINFO(9,"   dupOf "<<((void*)dupvertexp)<<" "<<((void*)dupvertexp->nodep())
+            UINFO(9,"   dupOf "<<cvtToHex(dupvertexp)<<" "<<cvtToHex(dupvertexp->nodep())
 		  <<" "<<dupvertexp<<endl);
 	    if (dupvertexp->duplicatep()) dupvertexp->nodep()->v3fatalSrc("Original node was marked as a duplicate");
 	}
diff --git a/src/V3Tristate.cpp b/src/V3Tristate.cpp
index eb2e78997..3ada7ebaa 100644
--- a/src/V3Tristate.cpp
+++ b/src/V3Tristate.cpp
@@ -99,8 +99,8 @@ public:
     AstVar* varp() const { return VN_CAST(nodep(), Var); }
     virtual string name() const {
 	return ((isTristate() ? "tri\\n"
-		 :feedsTri() ? "feed\\n" : "-\\n")
-		+(nodep()->prettyTypeName()+" "+cvtToStr((void*)nodep()))); }
+                 : feedsTri() ? "feed\\n" : "-\\n")
+                +(nodep()->prettyTypeName()+" "+cvtToHex(nodep()))); }
     virtual string dotColor() const {
 	return (varp()
 		? (isTristate() ? "darkblue"
diff --git a/src/V3Undriven.cpp b/src/V3Undriven.cpp
index 2d5a84697..7765736b3 100644
--- a/src/V3Undriven.cpp
+++ b/src/V3Undriven.cpp
@@ -241,7 +241,7 @@ private:
     UndrivenVarEntry* getEntryp(AstVar* nodep, int which_user) {
 	if (!(which_user==1 ? nodep->user1p() : nodep->user2p())) {
             UndrivenVarEntry* entryp = new UndrivenVarEntry(nodep);
-	    //UINFO(9," Associate u="<<which_user<<" "<<(void*)this<<" "<<nodep->name()<<endl);
+            //UINFO(9," Associate u="<<which_user<<" "<<cvtToHex(this)<<" "<<nodep->name()<<endl);
 	    m_entryps[which_user].push_back(entryp);
 	    if (which_user==1) nodep->user1p(entryp);
 	    else if (which_user==2) nodep->user2p(entryp);
@@ -303,7 +303,7 @@ private:
 		if (m_inBBox || varrefp->lvalue()) {
 		    // Don't warn if already driven earlier as "a=0; if(a) a=1;" is fine.
 		    if (usr==2 && m_alwaysp && entryp->isUsedNotDrivenBit(lsb, nodep->width())) {
-			UINFO(9," Select.  Entryp="<<(void*)entryp<<endl);
+                        UINFO(9," Select.  Entryp="<<cvtToHex(entryp)<<endl);
 			warnAlwCombOrder(varrefp);
 		    }
 		    entryp->drivenBit(lsb, nodep->width());
@@ -322,7 +322,7 @@ private:
 	    bool fdrv = nodep->lvalue() && nodep->varp()->attrFileDescr();  // FD's are also being read from
 	    if (m_inBBox || nodep->lvalue()) {
 		if (usr==2 && m_alwaysp && entryp->isUsedNotDrivenAny()) {
-		    UINFO(9," Full bus.  Entryp="<<(void*)entryp<<endl);
+                    UINFO(9," Full bus.  Entryp="<<cvtToHex(entryp)<<endl);
 		    warnAlwCombOrder(nodep);
 		}
 		entryp->drivenWhole();
diff --git a/src/V3Width.cpp b/src/V3Width.cpp
index 2ee91053b..a276d0b8f 100644
--- a/src/V3Width.cpp
+++ b/src/V3Width.cpp
@@ -140,7 +140,7 @@ public:
 	if (!m_dtypep) {
 	    str<<"  VUP(s="<<m_stage<<",self)";
 	} else {
-	    str<<"  VUP(s="<<m_stage<<",dt="<<(void*)dtypep()<<")";
+            str<<"  VUP(s="<<m_stage<<",dt="<<cvtToHex(dtypep())<<")";
 	}
     }
 };
@@ -3657,7 +3657,8 @@ private:
 	    break;
 	}
 	if (!valp) valp = new AstConst(nodep->fileline(), AstConst::Signed32(), val);
-	UINFO(9," $dimension "<<attrType.ascii()<<"("<<((void*)dtypep)<<","<<dim<<")="<<valp<<endl);
+        UINFO(9," $dimension "<<attrType.ascii()
+              <<"("<<cvtToHex(dtypep)<<","<<dim<<")="<<valp<<endl);
 	return valp;
     }
     AstVar* dimensionVarp(AstNodeDType* nodep, AstAttrType attrType, uint32_t msbdim) {
diff --git a/src/VlcBucket.h b/src/VlcBucket.h
index 667a1e0b7..7b22d3403 100644
--- a/src/VlcBucket.h
+++ b/src/VlcBucket.h
@@ -43,7 +43,7 @@ private:
 	vluint64_t oldsize = m_dataSize;
 	if (m_dataSize<point) m_dataSize=(point+64) & ~63ULL;  // Keep power of two
 	m_dataSize *= 2;
-	//UINFO(9, "Realloc "<<allocSize()<<" for "<<point<<"  "<<(void*)(m_datap)<<endl);
+        //UINFO(9, "Realloc "<<allocSize()<<" for "<<point<<"  "<<cvtToHex(m_datap)<<endl);
 	vluint64_t* newp = (vluint64_t*)realloc(m_datap, allocSize());
 	if (!newp) { free(m_datap); v3fatal("Out of memory increasing buckets"); }
 	m_datap = newp;
diff --git a/src/astgen b/src/astgen
index 50045660a..ec8ffd1a9 100644
--- a/src/astgen
+++ b/src/astgen
@@ -575,7 +575,8 @@ sub tree_match {
 	    $self->print("    bool $typefunc->{match_func}(Ast${base}* nodep) {\n",
 			 "\t// $typefunc->{comment}\n",);
 	    $self->print(	"\tif ($typefunc->{match_if}) {\n");
-	    $self->print(	"\t    UINFO($typefunc->{uinfo_level},(void*)(nodep)<<\" $typefunc->{uinfo}\\n\");\n");
+            $self->print(       "\t    UINFO($typefunc->{uinfo_level},cvtToHex(nodep)"
+                                ."<<\" $typefunc->{uinfo}\\n\");\n");
 	    $self->print(	"\t    $typefunc->{exec_func}\n");
 	    $self->print(	"\t    return true;\n");
 	    $self->print(	"\t}\n");