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+! { dg-do compile }
+! Tests the fix for PR25102, which did not diagnose the aberrant interface
+! assignement below.
+!
+! Contributed by Joost VandeVondele <jv244@cam.ac.uk>
+!
+MODULE TT
+ TYPE data_type
+ INTEGER :: I
+ END TYPE data_type
+ INTERFACE ASSIGNMENT (=)
+ MODULE PROCEDURE set
+ END INTERFACE
+CONTAINS
+ PURE SUBROUTINE set(x1,*) ! { dg-error "Alternate return cannot appear" }
+ TYPE(data_type), INTENT(OUT) :: x1
+ x1%i=0
+ END SUBROUTINE set
+END MODULE