[2pncmin][next] using "using" in poro-perm laws

dumux/material/fluidmatrixinteractions/permeabilitykozenycarman.hh

@@ -69,7 +69,9 @@ public:
     {
         auto initPoro = spatialParams().initialPorosity(element, scv);
         auto poro = spatialParams().porosity(element, scv, elemSol);
-        auto factor = std::pow((1.0 - initPoro)/(1.0 - poro), 2) * std::pow(poro/initPoro, 3);
+
+        using std::pow;
+        auto factor = pow((1.0 - initPoro)/(1.0 - poro), 2) * pow(poro/initPoro, 3);
         return applyFactorToPermeability_(spatialParams().initialPermeability(element, scv), factor);
     }
 

dumux/material/fluidmatrixinteractions/porosityprecipitation.hh

@@ -72,7 +72,9 @@ public:
             sumPrecipitates += priVars[numComponents + solidPhaseIdx];
 
         auto minPoro = spatialParams_().minPorosity(element, scv);
-        return std::max(minPoro, spatialParams_().initialPorosity(element, scv) - sumPrecipitates);
+
+        using std::max;
+        return max(minPoro, spatialParams_().initialPorosity(element, scv) - sumPrecipitates);
     }
 
 private:

dumux/material/fluidsystems/brineair.hh

@@ -290,7 +290,7 @@ public:
      */
     static Scalar precipitateMolarDensity(int phaseIdx)
      {
-        return precipitateDensity(phaseIdx)/molarMass(phaseIdx);
+        return precipitateDensity(phaseIdx)/molarMass(phaseIdx); //TODO this only works for this specific case here with phaseIdx=compIdx!
      }
 
     /****************************************