MSVC 2013 compatibility: some explicit typing needed.

src/Magnum/Math/Test/ComplexTest.cpp

@@ -245,11 +245,13 @@ void ComplexTest::invertedNormalized() {
 void ComplexTest::angle() {
     std::ostringstream o;
     Error::setOutput(&o);
-    Math::angle(Complex(1.5f, -2.0f).normalized(), {-4.0f, 3.5f});
+    /* MSVC 2013 needs explicit type for both */
+    Math::angle(Complex(1.5f, -2.0f).normalized(), Complex{-4.0f, 3.5f});
     CORRADE_COMPARE(o.str(), "Math::angle(): complex numbers must be normalized\n");
 
     o.str({});
-    Math::angle({1.5f, -2.0f}, Complex(-4.0f, 3.5f).normalized());
+    /* MSVC 2013 needs explicit type for both */
+    Math::angle(Complex{1.5f, -2.0f}, Complex(-4.0f, 3.5f).normalized());
     CORRADE_COMPARE(o.str(), "Math::angle(): complex numbers must be normalized\n");
 
     /* Verify also that the angle is the same as angle between 2D vectors */

src/Magnum/Math/Test/QuaternionTest.cpp

@@ -260,11 +260,13 @@ void QuaternionTest::rotation() {
 void QuaternionTest::angle() {
     std::ostringstream o;
     Error::setOutput(&o);
-    Math::angle(Quaternion({1.0f, 2.0f, -3.0f}, -4.0f).normalized(), {{4.0f, -3.0f, 2.0f}, -1.0f});
+    /* MSVC 2013 needs explicit type for both */
+    Math::angle(Quaternion({1.0f, 2.0f, -3.0f}, -4.0f).normalized(), Quaternion{{4.0f, -3.0f, 2.0f}, -1.0f});
     CORRADE_COMPARE(o.str(), "Math::angle(): quaternions must be normalized\n");
 
     o.str({});
-    Math::angle({{1.0f, 2.0f, -3.0f}, -4.0f}, Quaternion({4.0f, -3.0f, 2.0f}, -1.0f).normalized());
+    /* MSVC 2013 needs explicit type for both */
+    Math::angle(Quaternion{{1.0f, 2.0f, -3.0f}, -4.0f}, Quaternion({4.0f, -3.0f, 2.0f}, -1.0f).normalized());
     CORRADE_COMPARE(o.str(), "Math::angle(): quaternions must be normalized\n");
 
     /* Verify also that the angle is the same as angle between 4D vectors */

src/Magnum/Math/Test/VectorTest.cpp

@@ -381,7 +381,8 @@ void VectorTest::bitwise() {
 }
 
 void VectorTest::dot() {
-    CORRADE_COMPARE(Math::dot(Vector4{1.0f, 0.5f, 0.75f, 1.5f}, {2.0f, 4.0f, 1.0f, 7.0f}), 15.25f);
+    /* MSVC 2013 needs explicit type for both */
+    CORRADE_COMPARE(Math::dot(Vector4{1.0f, 0.5f, 0.75f, 1.5f}, Vector4{2.0f, 4.0f, 1.0f, 7.0f}), 15.25f);
 }
 
 void VectorTest::dotSelf() {
@@ -452,11 +453,13 @@ void VectorTest::projectedOntoNormalized() {
 void VectorTest::angle() {
     std::ostringstream o;
     Error::setOutput(&o);
-    Math::angle(Vector3(2.0f, 3.0f, 4.0f).normalized(), {1.0f, -2.0f, 3.0f});
+    /* MSVC 2013 needs explicit type for both */
+    Math::angle(Vector3(2.0f, 3.0f, 4.0f).normalized(), Vector3{1.0f, -2.0f, 3.0f});
     CORRADE_COMPARE(o.str(), "Math::angle(): vectors must be normalized\n");
 
     o.str({});
-    Math::angle({2.0f, 3.0f, 4.0f}, Vector3(1.0f, -2.0f, 3.0f).normalized());
+    /* MSVC 2013 needs explicit type for both */
+    Math::angle(Vector3{2.0f, 3.0f, 4.0f}, Vector3(1.0f, -2.0f, 3.0f).normalized());
     CORRADE_COMPARE(o.str(), "Math::angle(): vectors must be normalized\n");
 
     CORRADE_COMPARE(Math::angle(Vector3(2.0f,  3.0f, 4.0f).normalized(),