Fixed a problem where @Data with a static constructor and generics params on the class would generate errors regarding IllegalArgumentException in setSourcePosition in ASTNode.

src/lombok/eclipse/Eclipse.java

@@ -143,6 +143,11 @@ public class Eclipse {
 			o.modifiers = param.modifiers;
 			o.name = param.name;
 			o.type = copyType(param.type);
+			o.sourceStart = param.sourceStart;
+			o.sourceEnd = param.sourceEnd;
+			o.declarationEnd = param.declarationEnd;
+			o.declarationSourceStart = param.declarationSourceStart;
+			o.declarationSourceEnd = param.declarationSourceEnd;
 			if ( param.bounds != null ) {
 				TypeReference[] b = new TypeReference[param.bounds.length];
 				int idx2 = 0;

src/lombok/eclipse/handlers/HandleData.java

@@ -258,7 +258,7 @@ public class HandleData implements EclipseAnnotationHandler<Data> {
 			TypeReference[] refs = new TypeReference[typeDecl.typeParameters.length];
 			int idx = 0;
 			for ( TypeParameter param : typeDecl.typeParameters ) {
-				refs[idx++] = new SingleTypeReference(param.name, 0);
+				refs[idx++] = new SingleTypeReference(param.name, (long)param.sourceStart << 32 | param.sourceEnd);
 			}
 			constructor.returnType = new ParameterizedSingleTypeReference(typeDecl.name, refs, 0, p);
 		} else constructor.returnType = new SingleTypeReference(((TypeDeclaration)type.get()).name, p);