Blake Shelton says good music, not sexuality, triumphs in Nashville.

Blake and Gwen Stefani were leaving Bed Bath Beyond Wednesday in the San Fernando Valley when our photog asked about Ty Herndon, a veteran country singer who came out 2 years ago.

Listen to Blake … he’s undaunted by Ty’s sexuality … “The Voice” judge judges based on music, and whether a singer is gay or straight is irrelevant.