diff --git a/external/OpenGL/GL/CMakeLists.txt b/external/OpenGL/GL/CMakeLists.txt
index 5af8720ab..c8048349e 100644
--- a/external/OpenGL/GL/CMakeLists.txt
+++ b/external/OpenGL/GL/CMakeLists.txt
@@ -23,6 +23,11 @@
 #
 
 add_library(MagnumGLLoadGenObjects OBJECT gl_magnum.c)
-set_target_properties(MagnumGLLoadGenObjects PROPERTIES COMPILE_FLAGS "${CMAKE_SHARED_LIBRARY_CXX_FLAGS} -fvisibility=hidden -DGLLoadGen_EXPORTS")
+
+if("${CMAKE_CXX_COMPILER_ID}" STREQUAL "GNU" OR "${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang")
+    set_target_properties(MagnumGLLoadGenObjects PROPERTIES COMPILE_FLAGS "${CMAKE_SHARED_LIBRARY_CXX_FLAGS} -fvisibility=hidden -DGLLoadGen_EXPORTS")
+else()
+    set_target_properties(MagnumGLLoadGenObjects PROPERTIES COMPILE_FLAGS "${CMAKE_SHARED_LIBRARY_CXX_FLAGS} -DGLLoadGen_EXPORTS")
+endif()
 
 install(FILES gl_magnum.h DESTINATION ${MAGNUM_INCLUDE_INSTALL_DIR}/OpenGL/GL)
diff --git a/src/AbstractImage.cpp b/src/AbstractImage.cpp
index d593752a7..4442dad7b 100644
--- a/src/AbstractImage.cpp
+++ b/src/AbstractImage.cpp
@@ -133,7 +133,6 @@ std::size_t AbstractImage::pixelSize(ColorFormat format, ColorType type) {
     }
 
     CORRADE_ASSERT_UNREACHABLE();
-    return 0;
 }
 
 }
diff --git a/src/AbstractShaderProgram.cpp b/src/AbstractShaderProgram.cpp
index 33705c0a7..89123cae3 100644
--- a/src/AbstractShaderProgram.cpp
+++ b/src/AbstractShaderProgram.cpp
@@ -764,7 +764,6 @@ std::size_t FloatAttribute::size(GLint components, DataType dataType) {
     }
 
     CORRADE_ASSERT_UNREACHABLE();
-    return 0;
 }
 
 #ifndef MAGNUM_TARGET_GLES2
@@ -782,7 +781,6 @@ std::size_t IntAttribute::size(GLint components, DataType dataType) {
     }
 
     CORRADE_ASSERT_UNREACHABLE();
-    return 0;
 }
 #endif
 
@@ -794,7 +792,6 @@ std::size_t DoubleAttribute::size(GLint components, DataType dataType) {
     }
 
     CORRADE_ASSERT_UNREACHABLE();
-    return 0;
 }
 #endif
 
@@ -829,7 +826,6 @@ std::size_t Attribute<Math::Vector<4, Float>>::size(GLint components, DataType d
     }
 
     CORRADE_ASSERT_UNREACHABLE();
-    return 0;
 }
 
 Debug operator<<(Debug debug, SizedAttribute<1, 1>::Components value) {
diff --git a/src/AbstractShaderProgram.h b/src/AbstractShaderProgram.h
index 3fdfd7abb..119cee213 100644
--- a/src/AbstractShaderProgram.h
+++ b/src/AbstractShaderProgram.h
@@ -1321,9 +1321,9 @@ template<UnsignedInt location, class T> class AbstractShaderProgram::Attribute {
         constexpr DataOptions dataOptions() const { return _dataOptions; }
 
     private:
-        const Components _components;
-        const DataType _dataType;
-        const DataOptions _dataOptions;
+        Components _components;
+        DataType _dataType;
+        DataOptions _dataOptions;
 };
 
 #ifdef DOXYGEN_GENERATING_OUTPUT
diff --git a/src/Color.h b/src/Color.h
index 0eacc0c59..b3235a877 100644
--- a/src/Color.h
+++ b/src/Color.h
@@ -45,7 +45,7 @@ template<class T> typename std::enable_if<std::is_floating_point<T>::value, Basi
     std::tie(hue, saturation, value) = hsv;
 
     /* Remove repeats */
-    hue -= int(hue.toUnderlyingType()/T(360))*Math::Deg<T>(360);
+    hue -= Math::floor(hue.toUnderlyingType()/T(360))*Math::Deg<T>(360);
     if(hue < Math::Deg<T>(0)) hue += Math::Deg<T>(360);
 
     int h = int(hue.toUnderlyingType()/T(60)) % 6;
diff --git a/src/DebugTools/ResourceManager.cpp b/src/DebugTools/ResourceManager.cpp
index 6b385af7d..8a8491f55 100644
--- a/src/DebugTools/ResourceManager.cpp
+++ b/src/DebugTools/ResourceManager.cpp
@@ -35,7 +35,11 @@
 
 namespace Magnum {
 
+#ifndef _WIN32
 template class ResourceManager<AbstractShaderProgram, Buffer, Mesh, MeshView, DebugTools::ForceRendererOptions, DebugTools::ObjectRendererOptions, DebugTools::ShapeRendererOptions>;
+#else
+template class MAGNUM_DEBUGTOOLS_EXPORT ResourceManager<AbstractShaderProgram, Buffer, Mesh, MeshView, DebugTools::ForceRendererOptions, DebugTools::ObjectRendererOptions, DebugTools::ShapeRendererOptions>;
+#endif
 
 namespace DebugTools {
 
diff --git a/src/DebugTools/ResourceManager.h b/src/DebugTools/ResourceManager.h
index bbccf3731..d075c51aa 100644
--- a/src/DebugTools/ResourceManager.h
+++ b/src/DebugTools/ResourceManager.h
@@ -55,7 +55,11 @@ namespace Magnum {
 
 /** @todo Do the listing in one place, not five thousand! */
 
+#ifndef _WIN32
 extern template ResourceManager<AbstractShaderProgram, Buffer, Mesh, MeshView, DebugTools::ForceRendererOptions, DebugTools::ObjectRendererOptions, DebugTools::ShapeRendererOptions> MAGNUM_DEBUGTOOLS_EXPORT *& ResourceManager<AbstractShaderProgram, Buffer, Mesh, MeshView, DebugTools::ForceRendererOptions, DebugTools::ObjectRendererOptions, DebugTools::ShapeRendererOptions>::internalInstance();
+#else
+extern template class MAGNUM_DEBUGTOOLS_EXPORT ResourceManager<AbstractShaderProgram, Buffer, Mesh, MeshView, DebugTools::ForceRendererOptions, DebugTools::ObjectRendererOptions, DebugTools::ShapeRendererOptions>;
+#endif
 
 namespace DebugTools {
 
diff --git a/src/Math/Algorithms/Svd.h b/src/Math/Algorithms/Svd.h
index 0f0c1a1e4..15839bcc8 100644
--- a/src/Math/Algorithms/Svd.h
+++ b/src/Math/Algorithms/Svd.h
@@ -49,7 +49,7 @@ template<class T> T pythagoras(T a, T b) {
 }
 
 template<class T> constexpr T smallestDelta();
-template<> constexpr Float smallestDelta<Float>() { return 1.0e-32; }
+template<> constexpr Float smallestDelta<Float>() { return 1.0e-32f; }
 #ifndef MAGNUM_TARGET_GLES
 template<> constexpr Double smallestDelta<Double>() { return 1.0e-64; }
 #endif
diff --git a/src/Math/Functions.h b/src/Math/Functions.h
index fe9661db5..4bc1a5145 100644
--- a/src/Math/Functions.h
+++ b/src/Math/Functions.h
@@ -286,12 +286,12 @@ template<std::size_t size, class T> Vector<size, T> ceil(const Vector<size, T>&
 template<class T> inline T sqrt(const T& a);
 #else
 template<class T> inline typename std::enable_if<std::is_arithmetic<T>::value, T>::type sqrt(T a) {
-    return std::sqrt(a);
+    return T(std::sqrt(a));
 }
 template<std::size_t size, class T> Vector<size, T> sqrt(const Vector<size, T>& a) {
     Vector<size, T> out;
     for(std::size_t i = 0; i != size; ++i)
-        out[i] = std::sqrt(a[i]);
+        out[i] = T(std::sqrt(a[i]));
     return out;
 }
 #endif
@@ -350,7 +350,7 @@ The interpolation for vectors is done as in following, similarly for scalars: @f
 template<class T, class U> inline T lerp(const T& a, const T& b, U t);
 #else
 template<class T, class U> inline T lerp(T a, T b, U t) {
-    return (U(1) - t)*a + t*b;
+    return T((U(1) - t)*a + t*b);
 }
 template<std::size_t size, class T, class U> inline Vector<size, T> lerp(const Vector<size, T>& a, const Vector<size, T>& b, U t) {
     return (U(1) - t)*a + t*b;
@@ -472,7 +472,7 @@ template<class Integral, class FloatingPoint> inline Integral denormalize(const
 template<class Integral, class FloatingPoint> inline typename std::enable_if<std::is_arithmetic<FloatingPoint>::value, Integral>::type denormalize(FloatingPoint value) {
     static_assert(std::is_floating_point<FloatingPoint>::value && std::is_integral<Integral>::value,
                   "Math::denormalize(): denormalization must be done from floating-point to integral type");
-    return value*std::numeric_limits<Integral>::max();
+    return Integral(value*std::numeric_limits<Integral>::max());
 }
 template<class Integral, class FloatingPoint> inline typename std::enable_if<std::is_arithmetic<typename Integral::Type>::value, Integral>::type denormalize(const FloatingPoint& value) {
     static_assert(std::is_floating_point<typename FloatingPoint::Type>::value && std::is_integral<typename Integral::Type>::value,
diff --git a/src/Math/Test/UnitTest.cpp b/src/Math/Test/UnitTest.cpp
index c7dbb4472..4029d4b45 100644
--- a/src/Math/Test/UnitTest.cpp
+++ b/src/Math/Test/UnitTest.cpp
@@ -76,7 +76,7 @@ void UnitTest::constructDefault() {
 }
 
 void UnitTest::constructConversion() {
-    constexpr Seci a(25.0);
+    constexpr Seci a(25);
     constexpr Sec b(a);
     CORRADE_COMPARE(b, Sec(25.0f));
 
diff --git a/src/Math/Unit.h b/src/Math/Unit.h
index ab2449ecb..ad1bbd6d6 100644
--- a/src/Math/Unit.h
+++ b/src/Math/Unit.h
@@ -51,7 +51,7 @@ template<template<class> class Derived, class T> class Unit {
         constexpr explicit Unit(T value): value(value) {}
 
         /** @brief Construct from another underlying type */
-        template<class U> constexpr explicit Unit(Unit<Derived, U> value): value(value.value) {}
+        template<class U> constexpr explicit Unit(Unit<Derived, U> value): value(T(value.value)) {}
 
         /** @brief Explicit conversion to underlying type */
         constexpr T toUnderlyingType() const { return value; }
diff --git a/src/Math/Vector.h b/src/Math/Vector.h
index ccde04b55..a3c1e4f81 100644
--- a/src/Math/Vector.h
+++ b/src/Math/Vector.h
@@ -894,7 +894,7 @@ typename std::enable_if<std::is_integral<Integral>::value && std::is_floating_po
 #endif
 operator*=(Vector<size, Integral>& vector, FloatingPoint number) {
     for(std::size_t i = 0; i != size; ++i)
-        vector[i] *= number;
+        vector[i] = Integral(vector[i]*number);
 
     return vector;
 }
@@ -945,7 +945,7 @@ typename std::enable_if<std::is_integral<Integral>::value && std::is_floating_po
 #endif
 operator/=(Vector<size, Integral>& vector, FloatingPoint number) {
     for(std::size_t i = 0; i != size; ++i)
-        vector[i] /= number;
+        vector[i] = Integral(vector[i]/number);
 
     return vector;
 }
@@ -981,7 +981,7 @@ typename std::enable_if<std::is_integral<Integral>::value && std::is_floating_po
 #endif
 operator*=(Vector<size, Integral>& a, const Vector<size, FloatingPoint>& b) {
     for(std::size_t i = 0; i != size; ++i)
-        a[i] *= b[i];
+        a[i] = Integral(a[i]*b[i]);
 
     return a;
 }
@@ -1034,7 +1034,7 @@ typename std::enable_if<std::is_integral<Integral>::value && std::is_floating_po
 #endif
 operator/=(Vector<size, Integral>& a, const Vector<size, FloatingPoint>& b) {
     for(std::size_t i = 0; i != size; ++i)
-        a[i] /= b[i];
+        a[i] = Integral(a[i]/b[i]);
 
     return a;
 }
diff --git a/src/MeshTools/RemoveDuplicates.h b/src/MeshTools/RemoveDuplicates.h
index 28cb1c65f..b3c08a809 100644
--- a/src/MeshTools/RemoveDuplicates.h
+++ b/src/MeshTools/RemoveDuplicates.h
@@ -123,7 +123,7 @@ template<class Vertex, std::size_t vertexSize> void RemoveDuplicates<Vertex, ver
             /* Index of a vertex in vertexSize-dimensional table */
             std::size_t index[vertexSize];
             for(std::size_t ii = 0; ii != vertexSize; ++ii)
-                index[ii] = (vertices[*it][ii]+moved[ii]-min[ii])/epsilon;
+                index[ii] = std::size_t((vertices[*it][ii]+moved[ii]-min[ii])/epsilon);
 
             /* Try inserting the vertex into table, if it already
                exists, change vertex pointer of the face to already
diff --git a/src/Platform/Sdl2Application.cpp b/src/Platform/Sdl2Application.cpp
index 457cb5238..8f86c9899 100644
--- a/src/Platform/Sdl2Application.cpp
+++ b/src/Platform/Sdl2Application.cpp
@@ -261,13 +261,13 @@ Sdl2Application::Configuration::~Configuration() = default;
 Sdl2Application::InputEvent::Modifiers Sdl2Application::MouseEvent::modifiers() {
     if(modifiersLoaded) return _modifiers;
     modifiersLoaded = true;
-    return _modifiers = fixedModifiers(SDL_GetModState());
+    return _modifiers = fixedModifiers(Uint16(SDL_GetModState()));
 }
 
 Sdl2Application::InputEvent::Modifiers Sdl2Application::MouseMoveEvent::modifiers() {
     if(modifiersLoaded) return _modifiers;
     modifiersLoaded = true;
-    return _modifiers = fixedModifiers(SDL_GetModState());
+    return _modifiers = fixedModifiers(Uint16(SDL_GetModState()));
 }
 
 template class BasicScreen<Sdl2Application>;
diff --git a/src/Plugins/TgaImageConverter/TgaImageConverter.cpp b/src/Plugins/TgaImageConverter/TgaImageConverter.cpp
index 276784a3e..91ed60cfe 100644
--- a/src/Plugins/TgaImageConverter/TgaImageConverter.cpp
+++ b/src/Plugins/TgaImageConverter/TgaImageConverter.cpp
@@ -78,15 +78,15 @@ Containers::Array<unsigned char> TgaImageConverter::doExportToData(const ImageRe
     }
 
     /* Initialize data buffer */
-    const UnsignedByte pixelSize = image.pixelSize();
+    const auto pixelSize = UnsignedByte(image.pixelSize());
     auto data = Containers::Array<unsigned char>::zeroInitialized(sizeof(TgaHeader) + pixelSize*image.size().product());
 
     /* Fill header */
     auto header = reinterpret_cast<TgaHeader*>(data.begin());
     header->imageType = image.format() == ColorFormat::Red ? 3 : 2;
     header->bpp = pixelSize*8;
-    header->width = Utility::Endianness::littleEndian(image.size().x());
-    header->height = Utility::Endianness::littleEndian(image.size().y());
+    header->width = UnsignedShort(Utility::Endianness::littleEndian(image.size().x()));
+    header->height = UnsignedShort(Utility::Endianness::littleEndian(image.size().y()));
 
     /* Fill data */
     std::copy(image.data(), image.data()+pixelSize*image.size().product(), data.begin()+sizeof(TgaHeader));
diff --git a/src/Primitives/Capsule.cpp b/src/Primitives/Capsule.cpp
index 41e3057b5..34d3efe83 100644
--- a/src/Primitives/Capsule.cpp
+++ b/src/Primitives/Capsule.cpp
@@ -47,7 +47,7 @@ Trade::MeshData2D Capsule2D::wireframe(UnsignedInt hemisphereRings, UnsignedInt
 
     /* Bottom hemisphere */
     for(UnsignedInt i = 0; i != hemisphereRings; ++i) {
-        const Rad angle((i+1)*angleIncrement);
+        const Rad angle(Float(i+1)*angleIncrement);
         const Float x = Math::sin(angle);
         const Float y = -Math::cos(angle)-halfLength;
         positions.insert(positions.end(), {{-x, y}, {x, y}});
@@ -61,7 +61,7 @@ Trade::MeshData2D Capsule2D::wireframe(UnsignedInt hemisphereRings, UnsignedInt
 
     /* Top hemisphere */
     for(UnsignedInt i = 0; i != hemisphereRings; ++i) {
-        const Rad angle(i*angleIncrement);
+        const Rad angle(Float(i)*angleIncrement);
         const Float x = Math::cos(angle);
         const Float y = Math::sin(angle)+halfLength;
         positions.insert(positions.end(), {{-x, y}, {x, y}});
diff --git a/src/Primitives/Circle.cpp b/src/Primitives/Circle.cpp
index 89a72142c..ffb6eec93 100644
--- a/src/Primitives/Circle.cpp
+++ b/src/Primitives/Circle.cpp
@@ -44,7 +44,7 @@ Trade::MeshData2D Circle::solid(UnsignedInt segments) {
     /* Points on circle */
     const Rad angleIncrement(2*Constants::pi()/segments);
     for(UnsignedInt i = 0; i != segments; ++i) {
-        const Rad angle(i*angleIncrement);
+        const Rad angle(Float(i)*angleIncrement);
         positions.emplace_back(Math::cos(angle), Math::sin(angle));
     }
 
@@ -62,7 +62,7 @@ Trade::MeshData2D Circle::wireframe(UnsignedInt segments) {
     /* Points on circle */
     const Rad angleIncrement(2*Constants::pi()/segments);
     for(UnsignedInt i = 0; i != segments; ++i) {
-        const Rad angle(i*angleIncrement);
+        const Rad angle(Float(i)*angleIncrement);
         positions.emplace_back(Math::cos(angle), Math::sin(angle));
     }
 
diff --git a/src/Primitives/Implementation/Spheroid.cpp b/src/Primitives/Implementation/Spheroid.cpp
index 506221c73..e8a1a1cb6 100644
--- a/src/Primitives/Implementation/Spheroid.cpp
+++ b/src/Primitives/Implementation/Spheroid.cpp
@@ -44,12 +44,12 @@ void Spheroid::hemisphereVertexRings(UnsignedInt count, Float centerY, Rad start
     Rad segmentAngleIncrement(2*Constants::pi()/segments);
     Float x, y, z;
     for(UnsignedInt i = 0; i != count; ++i) {
-        Rad ringAngle = startRingAngle + i*ringAngleIncrement;
+        Rad ringAngle = startRingAngle + Float(i)*ringAngleIncrement;
         x = z = Math::cos(ringAngle);
         y = Math::sin(ringAngle);
 
         for(UnsignedInt j = 0; j != segments; ++j) {
-            Rad segmentAngle = j*segmentAngleIncrement;
+            Rad segmentAngle = Float(j)*segmentAngleIncrement;
             positions.push_back({x*Math::sin(segmentAngle), centerY+y, z*Math::cos(segmentAngle)});
             normals.push_back({x*Math::sin(segmentAngle), y, z*Math::cos(segmentAngle)});
 
@@ -70,7 +70,7 @@ void Spheroid::cylinderVertexRings(UnsignedInt count, Float startY, Float yIncre
     Rad segmentAngleIncrement(2*Constants::pi()/segments);
     for(UnsignedInt i = 0; i != count; ++i) {
         for(UnsignedInt j = 0; j != segments; ++j) {
-            Rad segmentAngle = j*segmentAngleIncrement;
+            Rad segmentAngle = Float(j)*segmentAngleIncrement;
             positions.push_back({Math::sin(segmentAngle), startY, Math::cos(segmentAngle)});
             normals.push_back({Math::sin(segmentAngle), 0.0f, Math::cos(segmentAngle)});
 
@@ -144,7 +144,7 @@ void Spheroid::capVertexRing(Float y, Float textureCoordsV, const Vector3& norma
     Rad segmentAngleIncrement(2*Constants::pi()/segments);
 
     for(UnsignedInt i = 0; i != segments; ++i) {
-        Rad segmentAngle = i*segmentAngleIncrement;
+        Rad segmentAngle = Float(i)*segmentAngleIncrement;
         positions.push_back({Math::sin(segmentAngle), y, Math::cos(segmentAngle)});
         normals.push_back(normal);
 
diff --git a/src/Primitives/Implementation/WireframeSpheroid.cpp b/src/Primitives/Implementation/WireframeSpheroid.cpp
index edde8cf54..213928fe8 100644
--- a/src/Primitives/Implementation/WireframeSpheroid.cpp
+++ b/src/Primitives/Implementation/WireframeSpheroid.cpp
@@ -45,7 +45,7 @@ void WireframeSpheroid::bottomHemisphere(const Float endY, const UnsignedInt rin
     /* Hemisphere vertices and indices */
     const Rad ringAngleIncrement(Constants::pi()/(2*rings));
     for(UnsignedInt j = 0; j != rings-1; ++j) {
-        const Rad angle = (j+1)*ringAngleIncrement;
+        const Rad angle = Float(j+1)*ringAngleIncrement;
 
         _positions.emplace_back(0.0f, endY - Math::cos(angle), Math::sin(angle));
         _positions.emplace_back(Math::sin(angle), endY - Math::cos(angle), 0.0f);
@@ -66,7 +66,7 @@ void WireframeSpheroid::topHemisphere(const Float startY, const UnsignedInt ring
     /* Hemisphere vertices and indices */
     const Rad ringAngleIncrement(Constants::pi()/(2*rings));
     for(UnsignedInt j = 0; j != rings-1; ++j) {
-        const Rad angle = (j+1)*ringAngleIncrement;
+        const Rad angle = Float(j+1)*ringAngleIncrement;
 
         /* Connect previous hemisphere ring to current vertices */
         if(j != 0) for(UnsignedInt i = 0; i != 4; ++i)
@@ -91,7 +91,7 @@ void WireframeSpheroid::ring(const Float y) {
     const Rad segmentAngleIncrement(Constants::pi()/(2*_segments));
     for(UnsignedInt j = 0; j != _segments; ++j) {
         for(UnsignedInt i = 0; i != 4; ++i) {
-            const Rad segmentAngle = Rad(i*Constants::pi()/2) + j*segmentAngleIncrement;
+            const Rad segmentAngle = Rad(Float(i)*Constants::pi()/2) + Float(j)*segmentAngleIncrement;
             if(j != 0) _indices.insert(_indices.end(), {UnsignedInt(_positions.size()-4), UnsignedInt(_positions.size())});
             _positions.emplace_back(Math::sin(segmentAngle), y, Math::cos(segmentAngle));
         }
diff --git a/src/SceneGraph/DualComplexTransformation.h b/src/SceneGraph/DualComplexTransformation.h
index be97fe9be..8d89c531a 100644
--- a/src/SceneGraph/DualComplexTransformation.h
+++ b/src/SceneGraph/DualComplexTransformation.h
@@ -129,7 +129,7 @@ template<class T> class BasicDualComplexTransformation: public AbstractBasicTran
         }
 
         void doRotate(Math::Rad<T> angle, TransformationType type) override final {
-            doRotate(angle, type);
+            rotate(angle, type);
         }
 
         /* No assertions fired, for internal use */
diff --git a/src/SceneGraph/MatrixTransformation2D.h b/src/SceneGraph/MatrixTransformation2D.h
index 6ae7a5254..78a1964b3 100644
--- a/src/SceneGraph/MatrixTransformation2D.h
+++ b/src/SceneGraph/MatrixTransformation2D.h
@@ -129,7 +129,7 @@ template<class T> class BasicMatrixTransformation2D: public AbstractBasicTransla
         }
 
         void doRotate(Math::Rad<T> angle, TransformationType type) override final {
-            doRotate(angle, type);
+            rotate(angle, type);
         }
 
         void doScale(const Math::Vector2<T>& vector, TransformationType type) override final {
diff --git a/src/SceneGraph/Object.hpp b/src/SceneGraph/Object.hpp
index 7c91f2b8a..abff06550 100644
--- a/src/SceneGraph/Object.hpp
+++ b/src/SceneGraph/Object.hpp
@@ -213,7 +213,7 @@ template<class Transformation> std::vector<typename Transformation::DataType> Ob
            with different counter */
         if(objects[i]->counter != 0xFFFFu) continue;
 
-        objects[i]->counter = i;
+        objects[i]->counter = UnsignedShort(i);
         objects[i]->flags |= Flag::Joint;
     }
     std::vector<Object<Transformation>*> jointObjects(objects);
@@ -253,7 +253,7 @@ template<class Transformation> std::vector<typename Transformation::DataType> Ob
                 CORRADE_ASSERT(jointObjects.size() < 0xFFFFu,
                                "SceneGraph::Object::transformations(): too large scene", std::vector<typename Transformation::DataType>{});
                 CORRADE_INTERNAL_ASSERT(parent->counter == 0xFFFFu);
-                parent->counter = jointObjects.size();
+                parent->counter = UnsignedShort(jointObjects.size());
                 parent->flags |= Flag::Joint;
                 jointObjects.push_back(parent);
             }
@@ -283,7 +283,7 @@ template<class Transformation> std::vector<typename Transformation::DataType> Ob
     for(auto it = jointObjects.begin(); it != jointObjects.end(); ++it) {
         /* All not-already cleaned objects (...duplicate occurences) should
            have joint mark */
-        CORRADE_INTERNAL_ASSERT((*it)->counter = 0xFFFFu || (*it)->flags & Flag::Joint);
+        CORRADE_INTERNAL_ASSERT((*it)->counter == 0xFFFFu || (*it)->flags & Flag::Joint);
         #ifndef CORRADE_GCC45_COMPATIBILITY
         (*it)->flags &= ~Flag::Joint;
         #else
diff --git a/src/SceneGraph/RigidMatrixTransformation2D.h b/src/SceneGraph/RigidMatrixTransformation2D.h
index 53c5a7537..caf05a7fe 100644
--- a/src/SceneGraph/RigidMatrixTransformation2D.h
+++ b/src/SceneGraph/RigidMatrixTransformation2D.h
@@ -146,7 +146,7 @@ template<class T> class BasicRigidMatrixTransformation2D: public AbstractBasicTr
         }
 
         void doRotate(Math::Rad<T> angle, TransformationType type) override final {
-            doRotate(angle, type);
+            rotate(angle, type);
         }
 
         /* No assertions fired, for internal use */
diff --git a/src/Shader.cpp b/src/Shader.cpp
index ca23919f2..71be9d215 100644
--- a/src/Shader.cpp
+++ b/src/Shader.cpp
@@ -616,7 +616,7 @@ Shader& Shader::addFile(const std::string& filename) {
 
     /* Get size of shader and initialize buffer */
     file.seekg(0, std::ios::end);
-    std::string source(file.tellg(), '\0');
+    std::string source(std::size_t(file.tellg()), '\0');
 
     /* Read data, close */
     file.seekg(0, std::ios::beg);
diff --git a/src/Text/AbstractFont.cpp b/src/Text/AbstractFont.cpp
index bdd3673a4..9af558c7d 100644
--- a/src/Text/AbstractFont.cpp
+++ b/src/Text/AbstractFont.cpp
@@ -94,7 +94,7 @@ std::pair<Float, Float> AbstractFont::doOpenFile(const std::string& filename, co
 
     /* Create array to hold file contents */
     in.seekg(0, std::ios::end);
-    Containers::Array<unsigned char> data(in.tellg());
+    Containers::Array<unsigned char> data(std::size_t(in.tellg()));
 
     /* Read data, close */
     in.seekg(0, std::ios::beg);
diff --git a/src/Text/AbstractFontConverter.cpp b/src/Text/AbstractFontConverter.cpp
index b8566e392..f78653f49 100644
--- a/src/Text/AbstractFontConverter.cpp
+++ b/src/Text/AbstractFontConverter.cpp
@@ -249,7 +249,7 @@ std::unique_ptr<GlyphCache> AbstractFontConverter::doImportGlyphCacheFromFile(co
 
     /* Create array to hold file contents */
     in.seekg(0, std::ios::end);
-    Containers::Array<unsigned char> data(in.tellg());
+    Containers::Array<unsigned char> data(std::size_t(in.tellg()));
 
     /* Read data, close */
     in.seekg(0, std::ios::beg);
diff --git a/src/Text/Renderer.cpp b/src/Text/Renderer.cpp
index 8effda67e..8269357a9 100644
--- a/src/Text/Renderer.cpp
+++ b/src/Text/Renderer.cpp
@@ -43,8 +43,8 @@ template<class T> void createIndices(void* output, const UnsignedInt glyphCount)
            |   | |/ /  |
            1---3 1 3---4 */
 
-        const T vertex = i*4;
-        const T pos = i*6;
+        const T vertex = T(i)*4;
+        const T pos = T(i)*6;
         out[pos]   = vertex;
         out[pos+1] = vertex+1;
         out[pos+2] = vertex+2;
diff --git a/src/Timeline.cpp b/src/Timeline.cpp
index 94cecc19f..6d6c2b65e 100644
--- a/src/Timeline.cpp
+++ b/src/Timeline.cpp
@@ -51,11 +51,11 @@ void Timeline::nextFrame() {
     if(!running) return;
 
     auto now = high_resolution_clock::now();
-    UnsignedInt duration = duration_cast<microseconds>(now-_previousFrameTime).count();
+    auto duration = UnsignedInt(duration_cast<microseconds>(now-_previousFrameTime).count());
     _previousFrameDuration = duration/1e6f;
 
     if(_previousFrameDuration < _minimalFrameTime) {
-        Utility::sleep(_minimalFrameTime*1000 - duration/1000);
+        Utility::sleep(std::size_t(_minimalFrameTime*1000) - duration/1000);
         now = high_resolution_clock::now();
         _previousFrameDuration = duration_cast<microseconds>(now-_previousFrameTime).count()/1e6f;
     }
diff --git a/src/Trade/AbstractImporter.cpp b/src/Trade/AbstractImporter.cpp
index 746131086..36f1b247e 100644
--- a/src/Trade/AbstractImporter.cpp
+++ b/src/Trade/AbstractImporter.cpp
@@ -76,7 +76,7 @@ void AbstractImporter::doOpenFile(const std::string& filename) {
 
     /* Create array to hold file contents */
     in.seekg(0, std::ios::end);
-    Containers::Array<unsigned char> data(in.tellg());
+    Containers::Array<unsigned char> data(std::size_t(in.tellg()));
 
     /* Read data, close */
     in.seekg(0, std::ios::beg);
diff --git a/src/Trade/Test/AbstractImageConverterTest.cpp b/src/Trade/Test/AbstractImageConverterTest.cpp
index 2a4f53776..fd0ef8864 100644
--- a/src/Trade/Test/AbstractImageConverterTest.cpp
+++ b/src/Trade/Test/AbstractImageConverterTest.cpp
@@ -53,8 +53,8 @@ void AbstractImageConverterTest::exportToFile() {
 
             Containers::Array<unsigned char> doExportToData(const ImageReference2D& image) const override {
                 Containers::Array<unsigned char> out(2);
-                out[0] = image.size().x();
-                out[1] = image.size().y();
+                out[0] = static_cast<unsigned char>(image.size().x());
+                out[1] = static_cast<unsigned char>(image.size().y());
                 return out;
             };
     };