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+! { dg-do run }
+! Tests the fix for PR27900, in which an ICE would be caused because
+! the actual argument LEN had no type.
+!
+! Contributed by Klaus Ramstöck <klra67@freenet.de>
+!
+ subroutine sub (proc, chr)
+ external proc
+ integer proc
+ character*(*) chr
+ if (proc (chr) .ne. 6) call abort ()
+ end subroutine sub
+
+ implicit none
+ integer i
+ i = len ("123")
+ call sub (len, "abcdef")
+ end