Loop post type WP

query.php

<?php

    	/*
	 * Loop post type: V1
	 */
	$posts = array(
		 array( 'post_type' => 'post1', 'post_per_page' => -1 ),
		 array( 'post_type' => 'post2', 'post_per_page' => -1 ),
		 array( 'post_type' => 'post3', 'post_per_page' => -1 )
	);

	foreach ($posts as $post):

		$args = array( 
			'post_type' 	=> $post[0],
			'post_per_page' => $post[1]
		);

		$my_query = new WP_Query( $args );
		while ( $my_query->have_posts() ) : $my_query->the_post();

			the_content();

		endwhile;
		wp_reset_postdata();

	endforeach;


	/*
	 * Loop post type: V2
	 */
	$args = array(
		'post_type' 	=> 'post1',
		'post_per_page' => -1
	);
	$my_query = new WP_Query( $args );
	while ( $my_query->have_posts() ) : $my_query->the_post();

		the_content();

	endwhile;
	wp_reset_postdata();


	/*
	 * Loop post type: V3
	 */
	$my_query = new WP_Query( array( 'post_type' => 'artigo', 'paged' => get_query_var('paged') ) );
	while ( $my_query->have_posts() ) : $my_query->the_post();

		the_content();

	endwhile;
	wp_pagenavi( array( 'query' => $my_query ) ); # tem que usar o plugin wp-paginavi
	wp_reset_postdata();