diff --git a/code/AssetLib/X3D/X3DImporter_Geometry3D.cpp b/code/AssetLib/X3D/X3DImporter_Geometry3D.cpp
index 2db62dc64..b9fc2a4d8 100644
--- a/code/AssetLib/X3D/X3DImporter_Geometry3D.cpp
+++ b/code/AssetLib/X3D/X3DImporter_Geometry3D.cpp
@@ -879,7 +879,7 @@ void X3DImporter::readSphere(XmlNode &node) {
     X3DNodeElementBase *ne(nullptr);
 
     MACRO_ATTRREAD_CHECKUSEDEF_RET(node, def, use);
-    XmlParser::getFloatAttribute(node, "radius", radius);
+    XmlParser::getRealAttribute(node, "radius", radius);
     XmlParser::getBoolAttribute(node, "solid", solid);
 
     // if "USE" defined then find already defined element.
diff --git a/code/AssetLib/glTF2/glTF2Exporter.cpp b/code/AssetLib/glTF2/glTF2Exporter.cpp
index e5c8b4530..606a4a919 100644
--- a/code/AssetLib/glTF2/glTF2Exporter.cpp
+++ b/code/AssetLib/glTF2/glTF2Exporter.cpp
@@ -1410,7 +1410,7 @@ void glTF2Exporter::ExportMetadata() {
     }
 }
 
-inline Ref<Accessor> GetSamplerInputRef(Asset &asset, std::string &animId, Ref<Buffer> &buffer, std::vector<float> &times) {
+inline Ref<Accessor> GetSamplerInputRef(Asset &asset, std::string &animId, Ref<Buffer> &buffer, std::vector<ai_real> &times) {
     return ExportData(asset, animId, buffer, (unsigned int)times.size(), &times[0], AttribType::SCALAR, AttribType::SCALAR, ComponentType_FLOAT);
 }
 
diff --git a/code/AssetLib/glTF2/glTF2Exporter.h b/code/AssetLib/glTF2/glTF2Exporter.h
index 6d70d915e..d328f8a80 100644
--- a/code/AssetLib/glTF2/glTF2Exporter.h
+++ b/code/AssetLib/glTF2/glTF2Exporter.h
@@ -66,7 +66,9 @@ class Ref;
 }
 
 namespace glTF2 {
+
 class Asset;
+
 struct TexProperty;
 struct TextureInfo;
 struct NormalTextureInfo;
@@ -84,6 +86,7 @@ struct MaterialIOR;
 typedef float(vec2)[2];
 typedef float(vec3)[3];
 typedef float(vec4)[4];
+
 } // namespace glTF2
 
 namespace Assimp {
diff --git a/include/assimp/SkeletonMeshBuilder.h b/include/assimp/SkeletonMeshBuilder.h
index 2479f4308..37d12f03d 100644
--- a/include/assimp/SkeletonMeshBuilder.h
+++ b/include/assimp/SkeletonMeshBuilder.h
@@ -6,7 +6,6 @@ Open Asset Import Library (assimp)
 
 Copyright (c) 2006-2021, assimp team
 
-
 All rights reserved.
 
 Redistribution and use of this software in source and binary forms,
@@ -102,7 +101,7 @@ protected:
     /** Creates a dummy material and returns it. */
     aiMaterial *CreateMaterial();
 
-protected:
+private:
     /** space to assemble the mesh data: points */
     std::vector<aiVector3D> mVertices;
 
diff --git a/include/assimp/color4.h b/include/assimp/color4.h
index fdd8f031e..573745ed6 100644
--- a/include/assimp/color4.h
+++ b/include/assimp/color4.h
@@ -5,8 +5,6 @@ Open Asset Import Library (assimp)
 
 Copyright (c) 2006-2021, assimp team
 
-
-
 All rights reserved.
 
 Redistribution and use of this software in source and binary forms,
diff --git a/include/assimp/light.h b/include/assimp/light.h
index f35f51e0a..46acad5fd 100644
--- a/include/assimp/light.h
+++ b/include/assimp/light.h
@@ -255,5 +255,4 @@ struct aiLight {
 }
 #endif
 
-
 #endif // !! AI_LIGHT_H_INC
diff --git a/include/assimp/material.inl b/include/assimp/material.inl
index 693785c3c..7a3cce741 100644
--- a/include/assimp/material.inl
+++ b/include/assimp/material.inl
@@ -44,21 +44,17 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #pragma once
-#ifndef AI_MATERIAL_INL_INC
-#define AI_MATERIAL_INL_INC
 
 #ifdef __GNUC__
 #   pragma GCC system_header
 #endif
 
 // ---------------------------------------------------------------------------
-AI_FORCE_INLINE
-aiPropertyTypeInfo ai_real_to_property_type_info(float) {
+AI_FORCE_INLINE aiPropertyTypeInfo ai_real_to_property_type_info(float) {
 	return aiPTI_Float;
 }
 
-AI_FORCE_INLINE
-aiPropertyTypeInfo ai_real_to_property_type_info(double) {
+AI_FORCE_INLINE aiPropertyTypeInfo ai_real_to_property_type_info(double) {
 	return aiPTI_Double;
 }
 // ---------------------------------------------------------------------------
@@ -66,8 +62,7 @@ aiPropertyTypeInfo ai_real_to_property_type_info(double) {
 //! @cond never
 
 // ---------------------------------------------------------------------------
-AI_FORCE_INLINE
-aiReturn aiMaterial::GetTexture( aiTextureType type,
+AI_FORCE_INLINE aiReturn aiMaterial::GetTexture( aiTextureType type,
        unsigned int  index,
        C_STRUCT aiString* path,
        aiTextureMapping* mapping    /*= NULL*/,
@@ -79,15 +74,13 @@ aiReturn aiMaterial::GetTexture( aiTextureType type,
 }
 
 // ---------------------------------------------------------------------------
-AI_FORCE_INLINE
-unsigned int aiMaterial::GetTextureCount(aiTextureType type) const {
+AI_FORCE_INLINE unsigned int aiMaterial::GetTextureCount(aiTextureType type) const {
     return ::aiGetMaterialTextureCount(this,type);
 }
 
 // ---------------------------------------------------------------------------
 template <typename Type>
-AI_FORCE_INLINE
-aiReturn aiMaterial::Get(const char* pKey,unsigned int type,
+AI_FORCE_INLINE aiReturn aiMaterial::Get(const char* pKey,unsigned int type,
         unsigned int idx, Type* pOut,
         unsigned int* pMax) const {
     unsigned int iNum = pMax ? *pMax : 1;
@@ -105,7 +98,7 @@ aiReturn aiMaterial::Get(const char* pKey,unsigned int type,
             return AI_FAILURE;
         }
 
-        iNum = std::min((size_t)iNum,prop->mDataLength / sizeof(Type));
+        iNum = static_cast<unsigned int>(std::min(static_cast<size_t>(iNum),prop->mDataLength / sizeof(Type)));
         ::memcpy(pOut,prop->mData,iNum * sizeof(Type));
         if (pMax) {
             *pMax = iNum;
@@ -116,8 +109,7 @@ aiReturn aiMaterial::Get(const char* pKey,unsigned int type,
 
 // ---------------------------------------------------------------------------
 template <typename Type>
-AI_FORCE_INLINE
-aiReturn aiMaterial::Get(const char* pKey,unsigned int type,
+AI_FORCE_INLINE aiReturn aiMaterial::Get(const char* pKey,unsigned int type,
         unsigned int idx,Type& pOut) const {
     const aiMaterialProperty* prop;
     const aiReturn ret = ::aiGetMaterialProperty(this,pKey,type,idx,
@@ -138,34 +130,29 @@ aiReturn aiMaterial::Get(const char* pKey,unsigned int type,
 }
 
 // ---------------------------------------------------------------------------
-AI_FORCE_INLINE
-aiReturn aiMaterial::Get(const char* pKey,unsigned int type,
+AI_FORCE_INLINE aiReturn aiMaterial::Get(const char* pKey,unsigned int type,
         unsigned int idx,ai_real* pOut,
         unsigned int* pMax) const {
     return ::aiGetMaterialFloatArray(this,pKey,type,idx,pOut,pMax);
 }
 // ---------------------------------------------------------------------------
-AI_FORCE_INLINE
-aiReturn aiMaterial::Get(const char* pKey,unsigned int type,
+AI_FORCE_INLINE aiReturn aiMaterial::Get(const char* pKey,unsigned int type,
         unsigned int idx,int* pOut,
         unsigned int* pMax) const {
     return ::aiGetMaterialIntegerArray(this,pKey,type,idx,pOut,pMax);
 }
 // ---------------------------------------------------------------------------
-AI_FORCE_INLINE
-aiReturn aiMaterial::Get(const char* pKey,unsigned int type,
+AI_FORCE_INLINE aiReturn aiMaterial::Get(const char* pKey,unsigned int type,
         unsigned int idx,ai_real& pOut) const {
     return aiGetMaterialFloat(this,pKey,type,idx,&pOut);
 }
 // ---------------------------------------------------------------------------
-AI_FORCE_INLINE
-aiReturn aiMaterial::Get(const char* pKey,unsigned int type,
+AI_FORCE_INLINE aiReturn aiMaterial::Get(const char* pKey,unsigned int type,
         unsigned int idx,int& pOut) const {
     return aiGetMaterialInteger(this,pKey,type,idx,&pOut);
 }
 // ---------------------------------------------------------------------------
-AI_FORCE_INLINE
-aiReturn aiMaterial::Get(const char* pKey,unsigned int type,
+AI_FORCE_INLINE aiReturn aiMaterial::Get(const char* pKey,unsigned int type,
         unsigned int idx,aiColor4D& pOut) const {
     return aiGetMaterialColor(this,pKey,type,idx,&pOut);
 }
@@ -190,14 +177,10 @@ AI_FORCE_INLINE aiReturn aiMaterial::Get(const char* pKey,unsigned int type,
 
 // ---------------------------------------------------------------------------
 template<class TYPE>
-aiReturn aiMaterial::AddProperty (const TYPE* pInput,
-    const unsigned int pNumValues,
-    const char* pKey,
-    unsigned int type,
-    unsigned int index)
-{
-    return AddBinaryProperty((const void*)pInput,
-        pNumValues * sizeof(TYPE),
+aiReturn aiMaterial::AddProperty (const TYPE* pInput, 
+        const unsigned int pNumValues, const char* pKey, unsigned int type, 
+        unsigned int index) {
+    return AddBinaryProperty((const void*)pInput, pNumValues * sizeof(TYPE),
         pKey,type,index,aiPTI_Buffer);
 }
 
@@ -213,8 +196,7 @@ AI_FORCE_INLINE aiReturn aiMaterial::AddProperty(const float* pInput,
 }
 
 // ---------------------------------------------------------------------------
-AI_FORCE_INLINE
-aiReturn aiMaterial::AddProperty(const double* pInput,
+AI_FORCE_INLINE aiReturn aiMaterial::AddProperty(const double* pInput,
         const unsigned int pNumValues,
         const char* pKey,
         unsigned int type,
@@ -225,8 +207,7 @@ aiReturn aiMaterial::AddProperty(const double* pInput,
 }
 
 // ---------------------------------------------------------------------------
-AI_FORCE_INLINE
-aiReturn aiMaterial::AddProperty(const aiUVTransform* pInput,
+AI_FORCE_INLINE aiReturn aiMaterial::AddProperty(const aiUVTransform* pInput,
         const unsigned int pNumValues,
         const char* pKey,
         unsigned int type,
@@ -237,8 +218,7 @@ aiReturn aiMaterial::AddProperty(const aiUVTransform* pInput,
 }
 
 // ---------------------------------------------------------------------------
-AI_FORCE_INLINE
-aiReturn aiMaterial::AddProperty(const aiColor4D* pInput,
+AI_FORCE_INLINE aiReturn aiMaterial::AddProperty(const aiColor4D* pInput,
         const unsigned int pNumValues,
         const char* pKey,
         unsigned int type,
@@ -249,8 +229,7 @@ aiReturn aiMaterial::AddProperty(const aiColor4D* pInput,
 }
 
 // ---------------------------------------------------------------------------
-AI_FORCE_INLINE
-aiReturn aiMaterial::AddProperty(const aiColor3D* pInput,
+AI_FORCE_INLINE aiReturn aiMaterial::AddProperty(const aiColor3D* pInput,
         const unsigned int pNumValues,
         const char* pKey,
         unsigned int type,
@@ -261,8 +240,7 @@ aiReturn aiMaterial::AddProperty(const aiColor3D* pInput,
 }
 
 // ---------------------------------------------------------------------------
-AI_FORCE_INLINE
-aiReturn aiMaterial::AddProperty(const aiVector3D* pInput,
+AI_FORCE_INLINE aiReturn aiMaterial::AddProperty(const aiVector3D* pInput,
         const unsigned int pNumValues,
         const char* pKey,
         unsigned int type,
@@ -273,8 +251,7 @@ aiReturn aiMaterial::AddProperty(const aiVector3D* pInput,
 }
 
 // ---------------------------------------------------------------------------
-AI_FORCE_INLINE
-aiReturn aiMaterial::AddProperty(const int* pInput,
+AI_FORCE_INLINE aiReturn aiMaterial::AddProperty(const int* pInput,
         const unsigned int pNumValues,
         const char* pKey,
         unsigned int type,
@@ -293,8 +270,7 @@ aiReturn aiMaterial::AddProperty(const int* pInput,
 
 // ---------------------------------------------------------------------------
 template<>
-AI_FORCE_INLINE
-aiReturn aiMaterial::AddProperty<float>(const float* pInput,
+AI_FORCE_INLINE aiReturn aiMaterial::AddProperty<float>(const float* pInput,
         const unsigned int pNumValues,
         const char* pKey,
         unsigned int type,
@@ -306,8 +282,7 @@ aiReturn aiMaterial::AddProperty<float>(const float* pInput,
 
 // ---------------------------------------------------------------------------
 template<>
-AI_FORCE_INLINE
-aiReturn aiMaterial::AddProperty<double>(const double* pInput,
+AI_FORCE_INLINE aiReturn aiMaterial::AddProperty<double>(const double* pInput,
         const unsigned int pNumValues,
         const char* pKey,
         unsigned int type,
@@ -319,8 +294,7 @@ aiReturn aiMaterial::AddProperty<double>(const double* pInput,
 
 // ---------------------------------------------------------------------------
 template<>
-AI_FORCE_INLINE
-aiReturn aiMaterial::AddProperty<aiUVTransform>(const aiUVTransform* pInput,
+AI_FORCE_INLINE aiReturn aiMaterial::AddProperty<aiUVTransform>(const aiUVTransform* pInput,
         const unsigned int pNumValues,
         const char* pKey,
         unsigned int type,
@@ -332,8 +306,7 @@ aiReturn aiMaterial::AddProperty<aiUVTransform>(const aiUVTransform* pInput,
 
 // ---------------------------------------------------------------------------
 template<>
-AI_FORCE_INLINE
-aiReturn aiMaterial::AddProperty<aiColor4D>(const aiColor4D* pInput,
+AI_FORCE_INLINE aiReturn aiMaterial::AddProperty<aiColor4D>(const aiColor4D* pInput,
         const unsigned int pNumValues,
         const char* pKey,
         unsigned int type,
@@ -345,8 +318,7 @@ aiReturn aiMaterial::AddProperty<aiColor4D>(const aiColor4D* pInput,
 
 // ---------------------------------------------------------------------------
 template<>
-AI_FORCE_INLINE
-aiReturn aiMaterial::AddProperty<aiColor3D>(const aiColor3D* pInput,
+AI_FORCE_INLINE aiReturn aiMaterial::AddProperty<aiColor3D>(const aiColor3D* pInput,
         const unsigned int pNumValues,
         const char* pKey,
         unsigned int type,
@@ -358,8 +330,7 @@ aiReturn aiMaterial::AddProperty<aiColor3D>(const aiColor3D* pInput,
 
 // ---------------------------------------------------------------------------
 template<>
-AI_FORCE_INLINE
-aiReturn aiMaterial::AddProperty<aiVector3D>(const aiVector3D* pInput,
+AI_FORCE_INLINE aiReturn aiMaterial::AddProperty<aiVector3D>(const aiVector3D* pInput,
         const unsigned int pNumValues,
         const char* pKey,
         unsigned int type,
@@ -371,8 +342,7 @@ aiReturn aiMaterial::AddProperty<aiVector3D>(const aiVector3D* pInput,
 
 // ---------------------------------------------------------------------------
 template<>
-AI_FORCE_INLINE
-aiReturn aiMaterial::AddProperty<int>(const int* pInput,
+AI_FORCE_INLINE aiReturn aiMaterial::AddProperty<int>(const int* pInput,
         const unsigned int pNumValues,
         const char* pKey,
         unsigned int type,
@@ -383,5 +353,3 @@ aiReturn aiMaterial::AddProperty<int>(const int* pInput,
 }
 
 //! @endcond
-
-#endif //! AI_MATERIAL_INL_INC
diff --git a/include/assimp/texture.h b/include/assimp/texture.h
index 7a9d38cc0..ec156114b 100644
--- a/include/assimp/texture.h
+++ b/include/assimp/texture.h
@@ -92,22 +92,19 @@ struct aiTexel {
 
 #ifdef __cplusplus
     //! Comparison operator
-    bool operator== (const aiTexel& other) const
-    {
+    bool operator== (const aiTexel& other) const {
         return b == other.b && r == other.r &&
                g == other.g && a == other.a;
     }
 
     //! Inverse comparison operator
-    bool operator!= (const aiTexel& other) const
-    {
+    bool operator!= (const aiTexel& other) const {
         return b != other.b || r != other.r ||
                g != other.g || a != other.a;
     }
 
     //! Conversion to a floating-point 4d color
-    operator aiColor4D() const
-    {
+    operator aiColor4D() const {
         return aiColor4D(r/255.f,g/255.f,b/255.f,a/255.f);
     }
 #endif // __cplusplus
@@ -202,11 +199,11 @@ struct aiTexture {
     }
 
     // Construction
-    aiTexture() AI_NO_EXCEPT
-    : mWidth(0)
-    , mHeight(0)
-    , pcData(nullptr)
-    , mFilename() {
+    aiTexture() AI_NO_EXCEPT :
+            mWidth(0),
+            mHeight(0),
+            pcData(nullptr),
+            mFilename() {
         memset(achFormatHint, 0, sizeof(achFormatHint));
     }
 
diff --git a/include/assimp/vector2.h b/include/assimp/vector2.h
index 34adf894b..586d63244 100644
--- a/include/assimp/vector2.h
+++ b/include/assimp/vector2.h
@@ -5,8 +5,6 @@ Open Asset Import Library (assimp)
 
 Copyright (c) 2006-2021, assimp team
 
-
-
 All rights reserved.
 
 Redistribution and use of this software in source and binary forms,
diff --git a/include/assimp/vector3.inl b/include/assimp/vector3.inl
index 0076d2a85..80d2c55a1 100644
--- a/include/assimp/vector3.inl
+++ b/include/assimp/vector3.inl
@@ -54,8 +54,7 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 // ------------------------------------------------------------------------------------------------
 /** Transformation of a vector by a 3x3 matrix */
 template <typename TReal>
-AI_FORCE_INLINE
-aiVector3t<TReal> operator * (const aiMatrix3x3t<TReal>& pMatrix, const aiVector3t<TReal>& pVector) {
+AI_FORCE_INLINE aiVector3t<TReal> operator * (const aiMatrix3x3t<TReal>& pMatrix, const aiVector3t<TReal>& pVector) {
     aiVector3t<TReal> res;
     res.x = pMatrix.a1 * pVector.x + pMatrix.a2 * pVector.y + pMatrix.a3 * pVector.z;
     res.y = pMatrix.b1 * pVector.x + pMatrix.b2 * pVector.y + pMatrix.b3 * pVector.z;
@@ -66,8 +65,7 @@ aiVector3t<TReal> operator * (const aiMatrix3x3t<TReal>& pMatrix, const aiVector
 // ------------------------------------------------------------------------------------------------
 /** Transformation of a vector by a 4x4 matrix */
 template <typename TReal>
-AI_FORCE_INLINE
-aiVector3t<TReal> operator * (const aiMatrix4x4t<TReal>& pMatrix, const aiVector3t<TReal>& pVector) {
+AI_FORCE_INLINE aiVector3t<TReal> operator * (const aiMatrix4x4t<TReal>& pMatrix, const aiVector3t<TReal>& pVector) {
     aiVector3t<TReal> res;
     res.x = pMatrix.a1 * pVector.x + pMatrix.a2 * pVector.y + pMatrix.a3 * pVector.z + pMatrix.a4;
     res.y = pMatrix.b1 * pVector.x + pMatrix.b2 * pVector.y + pMatrix.b3 * pVector.z + pMatrix.b4;
@@ -82,36 +80,35 @@ aiVector3t<TReal>::operator aiVector3t<TOther> () const {
 }
 // ------------------------------------------------------------------------------------------------
 template <typename TReal>
-AI_FORCE_INLINE
-void aiVector3t<TReal>::Set( TReal pX, TReal pY, TReal pZ) {
+AI_FORCE_INLINE void aiVector3t<TReal>::Set( TReal pX, TReal pY, TReal pZ) {
     x = pX;
     y = pY;
     z = pZ;
 }
 // ------------------------------------------------------------------------------------------------
 template <typename TReal>
-AI_FORCE_INLINE
-TReal aiVector3t<TReal>::SquareLength() const {
+AI_FORCE_INLINE TReal aiVector3t<TReal>::SquareLength() const {
     return x*x + y*y + z*z;
 }
 // ------------------------------------------------------------------------------------------------
 template <typename TReal>
-AI_FORCE_INLINE
-TReal aiVector3t<TReal>::Length() const {
+AI_FORCE_INLINE TReal aiVector3t<TReal>::Length() const {
     return std::sqrt( SquareLength());
 }
 // ------------------------------------------------------------------------------------------------
 template <typename TReal>
-AI_FORCE_INLINE
-aiVector3t<TReal>& aiVector3t<TReal>::Normalize() {
+ aiVector3t<TReal>& aiVector3t<TReal>::Normalize() {
+    const TReal l = Length();
+    if (l == 0) {
+        return *this;
+    }
     *this /= Length();
 
     return *this;
 }
 // ------------------------------------------------------------------------------------------------
 template <typename TReal>
-AI_FORCE_INLINE
-aiVector3t<TReal>& aiVector3t<TReal>::NormalizeSafe() {
+AI_FORCE_INLINE aiVector3t<TReal>& aiVector3t<TReal>::NormalizeSafe() {
     TReal len = Length();
     if ( len > static_cast< TReal >( 0 ) ) {
         *this /= len;
@@ -120,8 +117,7 @@ aiVector3t<TReal>& aiVector3t<TReal>::NormalizeSafe() {
 }
 // ------------------------------------------------------------------------------------------------
 template <typename TReal>
-AI_FORCE_INLINE
-const aiVector3t<TReal>& aiVector3t<TReal>::operator += (const aiVector3t<TReal>& o) {
+AI_FORCE_INLINE const aiVector3t<TReal>& aiVector3t<TReal>::operator += (const aiVector3t<TReal>& o) {
     x += o.x;
     y += o.y;
     z += o.z;
@@ -130,8 +126,7 @@ const aiVector3t<TReal>& aiVector3t<TReal>::operator += (const aiVector3t<TReal>
 }
 // ------------------------------------------------------------------------------------------------
 template <typename TReal>
-AI_FORCE_INLINE
-const aiVector3t<TReal>& aiVector3t<TReal>::operator -= (const aiVector3t<TReal>& o) {
+AI_FORCE_INLINE const aiVector3t<TReal>& aiVector3t<TReal>::operator -= (const aiVector3t<TReal>& o) {
     x -= o.x;
     y -= o.y;
     z -= o.z;
@@ -140,8 +135,7 @@ const aiVector3t<TReal>& aiVector3t<TReal>::operator -= (const aiVector3t<TReal>
 }
 // ------------------------------------------------------------------------------------------------
 template <typename TReal>
-AI_FORCE_INLINE
-const aiVector3t<TReal>& aiVector3t<TReal>::operator *= (TReal f) {
+AI_FORCE_INLINE const aiVector3t<TReal>& aiVector3t<TReal>::operator *= (TReal f) {
     x *= f;
     y *= f;
     z *= f;
@@ -150,8 +144,7 @@ const aiVector3t<TReal>& aiVector3t<TReal>::operator *= (TReal f) {
 }
 // ------------------------------------------------------------------------------------------------
 template <typename TReal>
-AI_FORCE_INLINE
-const aiVector3t<TReal>& aiVector3t<TReal>::operator /= (TReal f) {
+AI_FORCE_INLINE const aiVector3t<TReal>& aiVector3t<TReal>::operator /= (TReal f) {
     if ( f == static_cast<TReal>(0.0)) {
         return *this;
     }
@@ -164,20 +157,17 @@ const aiVector3t<TReal>& aiVector3t<TReal>::operator /= (TReal f) {
 }
 // ------------------------------------------------------------------------------------------------
 template <typename TReal>
-AI_FORCE_INLINE
-aiVector3t<TReal>& aiVector3t<TReal>::operator *= (const aiMatrix3x3t<TReal>& mat){
+AI_FORCE_INLINE aiVector3t<TReal>& aiVector3t<TReal>::operator *= (const aiMatrix3x3t<TReal>& mat){
     return (*this =  mat * (*this));
 }
 // ------------------------------------------------------------------------------------------------
 template <typename TReal>
-AI_FORCE_INLINE
-aiVector3t<TReal>& aiVector3t<TReal>::operator *= (const aiMatrix4x4t<TReal>& mat){
+AI_FORCE_INLINE aiVector3t<TReal>& aiVector3t<TReal>::operator *= (const aiMatrix4x4t<TReal>& mat){
     return (*this = mat * (*this));
 }
 // ------------------------------------------------------------------------------------------------
 template <typename TReal>
-AI_FORCE_INLINE
-TReal aiVector3t<TReal>::operator[](unsigned int i) const {
+AI_FORCE_INLINE TReal aiVector3t<TReal>::operator[](unsigned int i) const {
     switch (i) {
         case 0:
             return x;
@@ -192,9 +182,7 @@ TReal aiVector3t<TReal>::operator[](unsigned int i) const {
 }
 // ------------------------------------------------------------------------------------------------
 template <typename TReal>
-AI_FORCE_INLINE
-TReal& aiVector3t<TReal>::operator[](unsigned int i) {
-//    return *(&x + i);
+AI_FORCE_INLINE TReal& aiVector3t<TReal>::operator[](unsigned int i) {
     switch (i) {
         case 0:
             return x;
@@ -209,20 +197,17 @@ TReal& aiVector3t<TReal>::operator[](unsigned int i) {
 }
 // ------------------------------------------------------------------------------------------------
 template <typename TReal>
-AI_FORCE_INLINE
-bool aiVector3t<TReal>::operator== (const aiVector3t<TReal>& other) const {
+AI_FORCE_INLINE bool aiVector3t<TReal>::operator== (const aiVector3t<TReal>& other) const {
     return x == other.x && y == other.y && z == other.z;
 }
 // ------------------------------------------------------------------------------------------------
 template <typename TReal>
-AI_FORCE_INLINE
-bool aiVector3t<TReal>::operator!= (const aiVector3t<TReal>& other) const {
+AI_FORCE_INLINE bool aiVector3t<TReal>::operator!= (const aiVector3t<TReal>& other) const {
     return x != other.x || y != other.y || z != other.z;
 }
 // ---------------------------------------------------------------------------
 template<typename TReal>
-AI_FORCE_INLINE
-bool aiVector3t<TReal>::Equal(const aiVector3t<TReal>& other, TReal epsilon) const {
+AI_FORCE_INLINE bool aiVector3t<TReal>::Equal(const aiVector3t<TReal>& other, TReal epsilon) const {
     return
         std::abs(x - other.x) <= epsilon &&
         std::abs(y - other.y) <= epsilon &&
@@ -230,77 +215,66 @@ bool aiVector3t<TReal>::Equal(const aiVector3t<TReal>& other, TReal epsilon) con
 }
 // ------------------------------------------------------------------------------------------------
 template <typename TReal>
-AI_FORCE_INLINE
-bool aiVector3t<TReal>::operator < (const aiVector3t<TReal>& other) const {
+AI_FORCE_INLINE bool aiVector3t<TReal>::operator < (const aiVector3t<TReal>& other) const {
     return x != other.x ? x < other.x : y != other.y ? y < other.y : z < other.z;
 }
 // ------------------------------------------------------------------------------------------------
 template <typename TReal>
-AI_FORCE_INLINE
-const aiVector3t<TReal> aiVector3t<TReal>::SymMul(const aiVector3t<TReal>& o) {
+AI_FORCE_INLINE const aiVector3t<TReal> aiVector3t<TReal>::SymMul(const aiVector3t<TReal>& o) {
     return aiVector3t<TReal>(x*o.x,y*o.y,z*o.z);
 }
 // ------------------------------------------------------------------------------------------------
 // symmetric addition
 template <typename TReal>
-AI_FORCE_INLINE
-aiVector3t<TReal> operator + (const aiVector3t<TReal>& v1, const aiVector3t<TReal>& v2) {
+AI_FORCE_INLINE aiVector3t<TReal> operator + (const aiVector3t<TReal>& v1, const aiVector3t<TReal>& v2) {
     return aiVector3t<TReal>( v1.x + v2.x, v1.y + v2.y, v1.z + v2.z);
 }
 // ------------------------------------------------------------------------------------------------
 // symmetric subtraction
 template <typename TReal>
-AI_FORCE_INLINE
-aiVector3t<TReal> operator - (const aiVector3t<TReal>& v1, const aiVector3t<TReal>& v2) {
+AI_FORCE_INLINE aiVector3t<TReal> operator - (const aiVector3t<TReal>& v1, const aiVector3t<TReal>& v2) {
     return aiVector3t<TReal>( v1.x - v2.x, v1.y - v2.y, v1.z - v2.z);
 }
 // ------------------------------------------------------------------------------------------------
 // scalar product
 template <typename TReal>
-AI_FORCE_INLINE
-TReal operator * (const aiVector3t<TReal>& v1, const aiVector3t<TReal>& v2) {
+AI_FORCE_INLINE TReal operator * (const aiVector3t<TReal>& v1, const aiVector3t<TReal>& v2) {
     return v1.x*v2.x + v1.y*v2.y + v1.z*v2.z;
 }
 // ------------------------------------------------------------------------------------------------
 // scalar multiplication
 template <typename TReal>
-AI_FORCE_INLINE
-aiVector3t<TReal> operator * ( TReal f, const aiVector3t<TReal>& v) {
+AI_FORCE_INLINE aiVector3t<TReal> operator * ( TReal f, const aiVector3t<TReal>& v) {
     return aiVector3t<TReal>( f*v.x, f*v.y, f*v.z);
 }
 // ------------------------------------------------------------------------------------------------
 // and the other way around
 template <typename TReal>
-AI_FORCE_INLINE
-aiVector3t<TReal> operator * ( const aiVector3t<TReal>& v, TReal f) {
+AI_FORCE_INLINE aiVector3t<TReal> operator * ( const aiVector3t<TReal>& v, TReal f) {
     return aiVector3t<TReal>( f*v.x, f*v.y, f*v.z);
 }
 // ------------------------------------------------------------------------------------------------
 // scalar division
 template <typename TReal>
-AI_FORCE_INLINE
-aiVector3t<TReal> operator / ( const aiVector3t<TReal>& v, TReal f) {
+AI_FORCE_INLINE aiVector3t<TReal> operator / ( const aiVector3t<TReal>& v, TReal f) {
     return v * (1/f);
 }
 // ------------------------------------------------------------------------------------------------
 // vector division
 template <typename TReal>
-AI_FORCE_INLINE
-aiVector3t<TReal> operator / ( const aiVector3t<TReal>& v, const aiVector3t<TReal>& v2) {
+AI_FORCE_INLINE aiVector3t<TReal> operator / ( const aiVector3t<TReal>& v, const aiVector3t<TReal>& v2) {
     return aiVector3t<TReal>(v.x / v2.x,v.y / v2.y,v.z / v2.z);
 }
 // ------------------------------------------------------------------------------------------------
 // cross product
 template<typename TReal>
-AI_FORCE_INLINE
-aiVector3t<TReal> operator ^ ( const aiVector3t<TReal>& v1, const aiVector3t<TReal>& v2) {
+AI_FORCE_INLINE aiVector3t<TReal> operator ^ ( const aiVector3t<TReal>& v1, const aiVector3t<TReal>& v2) {
     return aiVector3t<TReal>( v1.y*v2.z - v1.z*v2.y, v1.z*v2.x - v1.x*v2.z, v1.x*v2.y - v1.y*v2.x);
 }
 // ------------------------------------------------------------------------------------------------
 // vector negation
 template<typename TReal>
-AI_FORCE_INLINE
-aiVector3t<TReal> operator - ( const aiVector3t<TReal>& v) {
+AI_FORCE_INLINE aiVector3t<TReal> operator - ( const aiVector3t<TReal>& v) {
     return aiVector3t<TReal>( -v.x, -v.y, -v.z);
 }
 
diff --git a/test/unit/utMaterialSystem.cpp b/test/unit/utMaterialSystem.cpp
index 8db014d9c..6f1be1608 100644
--- a/test/unit/utMaterialSystem.cpp
+++ b/test/unit/utMaterialSystem.cpp
@@ -73,7 +73,7 @@ TEST_F(MaterialSystemTest, testFloatArrayProperty) {
     pf[0] = pf[1] = pf[2] = pf[3] = 12.0f;
 
     EXPECT_EQ(AI_SUCCESS, pcMat->Get("testKey2", 0, 0, pf, &pMax));
-    EXPECT_EQ(sizeof(pf) / sizeof(float), pMax);
+    EXPECT_EQ(sizeof(pf) / sizeof(float), static_cast<size_t>(pMax));
     EXPECT_TRUE(!pf[0] && 1.0f == pf[1] && 2.0f == pf[2] && 3.0f == pf[3]);
 }