GCC 4.5 compatibility: some explicit typing needed.

src/Audio/AbstractImporter.cpp

@@ -80,7 +80,7 @@ void AbstractImporter::close() {
 }
 
 Buffer::Format AbstractImporter::format() const {
-    CORRADE_ASSERT(isOpened(), "Audio::AbstractImporter::format(): no file opened", {});
+    CORRADE_ASSERT(isOpened(), "Audio::AbstractImporter::format(): no file opened", Buffer::Format());
     return doFormat();
 }
 

src/Audio/Test/AbstractImporterTest.cpp

@@ -57,7 +57,7 @@ void AbstractImporterTest::openFile() {
                 opened = (data.size() == 1 && data[0] == 0xa5);
             }
 
-            Buffer::Format doFormat() const override { return {}; }
+            Buffer::Format doFormat() const override { return Buffer::Format(); }
             UnsignedInt doFrequency() const override { return {}; }
             Corrade::Containers::Array<unsigned char> doData() override { return nullptr; }
 

src/DebugTools/Implementation/CapsuleRendererTransformation.h

@@ -55,7 +55,7 @@ template<> std::array<Matrix3, 3> capsuleRendererTransformation<2>(const Vector2
 
     /* Scaling and translation of all parts */
     const auto rotationScaling = rotation*Matrix3::scaling(Vector2(radius));
-    return {{
+    return std::array<Matrix3, 3>{{
         Matrix3::translation(a+capDistance)*rotationScaling,
         Matrix3::translation(0.5f*(a + b))*rotation*Matrix3::scaling({radius, length}),
         Matrix3::translation(b-capDistance)*rotationScaling
@@ -94,7 +94,7 @@ template<> std::array<Matrix4, 3> capsuleRendererTransformation<3>(const Vector3
 
     /* Scaling and translation of all parts */
     const auto rotationScaling = rotation*Matrix4::scaling(Vector3(radius));
-    return {{
+    return std::array<Matrix4, 3>{{
         Matrix4::translation(a+capDistance)*rotationScaling,
         Matrix4::translation(0.5f*(a + b))*rotation*Matrix4::scaling({radius, length, radius}),
         Matrix4::translation(b-capDistance)*rotationScaling