[cpp] Fix more warnings on latest Clang.

spine-cpp/spine-cpp/include/spine/RegionAttachment.h

@@ -61,7 +61,7 @@ namespace spine {
 		void updateRegion();
 
 		/// Transforms the attachment's four vertices to world coordinates.
-		/// @param bone The parent bone.
+		/// @param slot The parent slot.
 		/// @param worldVertices The output world vertices. Must have a length greater than or equal to offset + 8.
 		/// @param offset The worldVertices index to begin writing values.
 		/// @param stride The number of worldVertices entries between the value pairs written.

spine-cpp/spine-cpp/src/spine/Bone.cpp

@@ -523,7 +523,7 @@ void Bone::updateAppliedTransform() {
 				break;
 			}
 			case TransformMode_NoScale:
-			case TransformMode_NoScaleOrReflection:
+			case TransformMode_NoScaleOrReflection: {
 				float cos = MathUtil::cosDeg(_rotation), sin = MathUtil::sinDeg(_rotation);
 				pa = (pa * cos + pb * sin) / _skeleton.getScaleX();
 				pc = (pc * cos + pd * sin) / _skeleton.getScaleY();
@@ -540,7 +540,11 @@ void Bone::updateAppliedTransform() {
 				ia = pd * pid;
 				ib = pb * pid;
 				ic = pc * pid;
-				id = pa * pid;
+				id = pa * pid;			
+				break;
+			}
+			default:
+				break;		
 		}
 		ra = ia * _a - ib * _c;
 		rb = ia * _b - ib * _d;

spine-cpp/spine-cpp/src/spine/IkConstraint.cpp

@@ -154,11 +154,11 @@ void IkConstraint::apply(Bone &parent, Bone &child, float targetX, float targetY
 	}
 	x = targetX - pp->_worldX;
 	y = targetY - pp->_worldY;
-	tx = (x * d - y * b) * id - px, ty = (y * a - x * c) * id - py;
+	tx = (x * d - y * b) * id - px; ty = (y * a - x * c) * id - py;
 	dd = tx * tx + ty * ty;
 	if (softness != 0) {
 		softness *= psx * (csx + 1) * 0.5f;
-		td = MathUtil::sqrt(dd), sd = td - l1 - l2 * psx + softness;
+		td = MathUtil::sqrt(dd); sd = td - l1 - l2 * psx + softness;
 		if (sd > 0) {
 			p = MathUtil::min(1.0f, sd / (softness * 2)) - 1;
 			p = (sd - softness * (1 - p * p)) / td;
@@ -188,7 +188,7 @@ void IkConstraint::apply(Bone &parent, Bone &child, float targetX, float targetY
 		b = l2 * MathUtil::sin(a2);
 		a1 = MathUtil::atan2(ty * a - tx * b, tx * a + ty * b);
 	} else {
-		a = psx * l2, b = psy * l2;
+		a = psx * l2; b = psy * l2;
 		float aa = a * a, bb = b * b, ll = l1 * l1, ta = MathUtil::atan2(ty, tx);
 		float c0 = bb * ll + aa * dd - aa * bb, c1 = -2 * bb * l1, c2 = bb - aa;
 		d = c1 * c1 - 4 * c2 * c0;

spine-cpp/spine-cpp/src/spine/SkeletonBinary.cpp

@@ -109,9 +109,9 @@ SkeletonData *SkeletonBinary::readSkeletonData(const unsigned char *binary, cons
 	int lowHash = readInt(input);
 	int hightHash = readInt(input);
 	String hashString;
-	sprintf(buffer, "%x", hightHash);
+	snprintf(buffer, 16, "%x", hightHash);
 	hashString.append(buffer);
-	sprintf(buffer, "%x", lowHash);
+	snprintf(buffer, 16, "%x", lowHash);
 	hashString.append(buffer);
 	skeletonData->_hash = hashString;
 
@@ -120,7 +120,7 @@ SkeletonData *SkeletonBinary::readSkeletonData(const unsigned char *binary, cons
 
 	if (!skeletonData->_version.startsWith(SPINE_VERSION_STRING)) {
 		char errorMsg[255];
-		sprintf(errorMsg, "Skeleton version %s does not match runtime version %s", skeletonData->_version.buffer(), SPINE_VERSION_STRING);
+		snprintf(errorMsg, 255, "Skeleton version %s does not match runtime version %s", skeletonData->_version.buffer(), SPINE_VERSION_STRING);
 		setError(errorMsg, "");
 		return NULL;
 	}

spine-cpp/spine-cpp/src/spine/SkeletonJson.cpp

@@ -152,7 +152,7 @@ SkeletonData *SkeletonJson::readSkeletonData(const char *json) {
 		skeletonData->_version = Json::getString(skeleton, "spine", 0);
 		if (!skeletonData->_version.startsWith(SPINE_VERSION_STRING)) {
 			char errorMsg[255];
-			sprintf(errorMsg, "Skeleton version %s does not match runtime version %s", skeletonData->_version.buffer(), SPINE_VERSION_STRING);
+			snprintf(errorMsg, 255, "Skeleton version %s does not match runtime version %s", skeletonData->_version.buffer(), SPINE_VERSION_STRING);
 			setError(NULL, errorMsg, "");
 			return NULL;
 		}