correct function

dG3D/src/dG3DMaterialLaw.h

@@ -161,7 +161,7 @@ class J2SmallStrainDG3DMaterialLaw : public dG3DMaterialLaw
 	virtual materialLaw* clone() const{return new J2SmallStrainDG3DMaterialLaw(*this);};
   virtual bool withEnergyDissipation() const {return _j2law.withEnergyDissipation();};
 	
-	virtual void setMacroSolver(nonLinearMechSolver* sv){
+	virtual void setMacroSolver(const nonLinearMechSolver* sv){
 		dG3DMaterialLaw::setMacroSolver(sv);
 		_j2law.setMacroSolver(sv);
 	}; 

dgshell/src/dgNonLinearShellMaterial.h

@@ -118,7 +118,7 @@ class J2linearShellLaw : public dgNonLinearShellMaterialLaw
   virtual void stresst33(const IPStateBase *ips,const int npoint, double &t33, double &t33rel) const; //t33rel is the relative value divided by a material constant used to check convergence
 	virtual materialLaw* clone() const {return new J2linearShellLaw(*this);};
 	virtual bool withEnergyDissipation() const {return _j2law.withEnergyDissipation();}
-	virtual void setMacroSolver(nonLinearMechSolver* sv){
+	virtual void setMacroSolver(const nonLinearMechSolver* sv){
 		dgNonLinearShellMaterialLaw::setMacroSolver(sv);
 		_j2law.setMacroSolver(sv);
 	}