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diff --git a/gcc/testsuite/gfortran.dg/result_in_spec_2.f90 b/gcc/testsuite/gfortran.dg/result_in_spec_2.f90
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+! { dg-do run }
+! Tests the fix for PR32047, in which the null agument
+! function for the character length would cause an ICE.
+!
+! Contributed by Tobias Burnus <burnus@gcc.gnu.org >
+!
+module test1
+  implicit none
+contains
+  character(f()) function test2() result(r)
+    interface
+      pure function f()
+        integer f
+      end function f
+    end interface
+    r = '123'
+  end function test2
+end module test1
+
+pure function f()
+  integer :: f
+  f = 3
+end function f
+
+program test
+  use test1
+  implicit none
+  if(len (test2()) /= 3) call abort ()
+  if(test2() /= '123') call abort ()
+end program test
+! { dg-final { cleanup-modules "test1" } }