Avoided some pedantic GCC warnings.

modules/juce_box2d/box2d/Collision/b2CollideCircle.cpp

@@ -138,11 +138,9 @@ void b2CollidePolygonAndCircle(
 	else
 	{
 		b2Vec2 faceCenter = 0.5f * (v1 + v2);
-		float32 separation = b2Dot(cLocal - faceCenter, normals[vertIndex1]);
-		if (separation > radius)
-		{
+
+		if (b2Dot (cLocal - faceCenter, normals[vertIndex1]) > radius)
 			return;
-		}
 
 		manifold->pointCount = 1;
 		manifold->type = b2Manifold::e_faceA;

modules/juce_box2d/box2d/Collision/b2Distance.cpp

@@ -244,7 +244,7 @@ struct b2Simplex
 		{
 		case 0:
 			b2Assert(false);
-			return 0.0;
+			return 0.0f;
 
 		case 1:
 			return 0.0f;

modules/juce_box2d/box2d/Common/b2Draw.h

@@ -26,7 +26,7 @@
 struct b2Color
 {
 	b2Color() {}
-	b2Color(float32 r, float32 g, float32 b) : r(r), g(g), b(b) {}
+	b2Color(float32 red, float32 green, float32 blue) : r(red), g(green), b(blue) {}
 	void Set(float32 ri, float32 gi, float32 bi) { r = ri; g = gi; b = bi; }
 	float32 r, g, b;
 };

modules/juce_box2d/box2d/Common/b2Math.h

@@ -67,7 +67,7 @@ struct b2Vec2
 	b2Vec2() {}
 
 	/// Construct using coordinates.
-	b2Vec2(float32 x, float32 y) : x(x), y(y) {}
+	b2Vec2(float32 xCoord, float32 yCoord) : x(xCoord), y(yCoord) {}
 
 	/// Set this vector to all zeros.
 	void SetZero() { x = 0.0f; y = 0.0f; }
@@ -158,7 +158,7 @@ struct b2Vec3
 	b2Vec3() {}
 
 	/// Construct using coordinates.
-	b2Vec3(float32 x, float32 y, float32 z) : x(x), y(y), z(z) {}
+	b2Vec3(float32 xCoord, float32 yCoord, float32 zCoord) : x(xCoord), y(yCoord), z(zCoord) {}
 
 	/// Set this vector to all zeros.
 	void SetZero() { x = 0.0f; y = 0.0f; z = 0.0f; }

modules/juce_box2d/box2d/Dynamics/Joints/b2PrismaticJoint.cpp

@@ -108,7 +108,7 @@ b2PrismaticJoint::b2PrismaticJoint(const b2PrismaticJointDef* def)
 	m_referenceAngle = def->referenceAngle;
 
 	m_impulse.SetZero();
-	m_motorMass = 0.0;
+	m_motorMass = 0.0f;
 	m_motorImpulse = 0.0f;
 
 	m_lowerTranslation = def->lowerTranslation;

modules/juce_box2d/box2d/Dynamics/Joints/b2WheelJoint.cpp

@@ -55,7 +55,7 @@ b2WheelJoint::b2WheelJoint(const b2WheelJointDef* def)
 
 	m_mass = 0.0f;
 	m_impulse = 0.0f;
-	m_motorMass = 0.0;
+	m_motorMass = 0.0f;
 	m_motorImpulse = 0.0f;
 	m_springMass = 0.0f;
 	m_springImpulse = 0.0f;
@@ -141,14 +141,14 @@ void b2WheelJoint::InitVelocityConstraints(const b2SolverData& data)
 			float32 omega = 2.0f * b2_pi * m_frequencyHz;
 
 			// Damping coefficient
-			float32 d = 2.0f * m_springMass * m_dampingRatio * omega;
+			float32 damp = 2.0f * m_springMass * m_dampingRatio * omega;
 
 			// Spring stiffness
 			float32 k = m_springMass * omega * omega;
 
 			// magic formulas
 			float32 h = data.step.dt;
-			m_gamma = h * (d + h * k);
+			m_gamma = h * (damp + h * k);
 			if (m_gamma > 0.0f)
 			{
 				m_gamma = 1.0f / m_gamma;

modules/juce_box2d/box2d/Dynamics/b2Island.cpp

@@ -307,7 +307,7 @@ void b2Island::Solve(b2Profile* profile, const b2TimeStep& step, const b2Vec2& g
 	// Solve position constraints
 	timer.Reset();
 	bool positionSolved = false;
-	for (int32 i = 0; i < step.positionIterations; ++i)
+	for (int32 j = 0; j < step.positionIterations; ++j)
 	{
 		bool contactsOkay = contactSolver.SolvePositionConstraints();