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diff --git a/gcc/testsuite/gfortran.dg/contained_3.f90 b/gcc/testsuite/gfortran.dg/contained_3.f90
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+! { dg-do run }
+! Tests the fix for PR33897, in which gfortran missed that the
+! declaration of 'setbd' in 'nxtstg2' made it external.  Also
+! the ENTRY 'setbd' would conflict with the external 'setbd'.
+!
+! Contributed by Michael Richmond <michael.a.richmond@nasa.gov>
+!
+MODULE ksbin1_aux_mod
+ CONTAINS
+  SUBROUTINE nxtstg1()
+    INTEGER :: i
+    i = setbd()  ! available by host association.
+    if (setbd () .ne. 99 ) call abort ()
+  END SUBROUTINE nxtstg1
+
+  SUBROUTINE nxtstg2()
+    INTEGER :: i
+    integer :: setbd  ! makes it external.
+    i = setbd()       ! this is the PR
+    if (setbd () .ne. 42 ) call abort ()
+  END SUBROUTINE nxtstg2
+
+  FUNCTION binden()
+    INTEGER :: binden
+    INTEGER :: setbd
+    binden = 0
+  ENTRY setbd()
+    setbd = 99
+  END FUNCTION binden
+END MODULE ksbin1_aux_mod
+
+PROGRAM test
+  USE ksbin1_aux_mod, only : nxtstg1, nxtstg2
+  integer setbd ! setbd is external, since not use assoc.
+  CALL nxtstg1()
+  CALL nxtstg2()
+  if (setbd () .ne. 42 ) call abort ()
+  call foo
+contains
+  subroutine foo
+    USE ksbin1_aux_mod ! module setbd is available
+    if (setbd () .ne. 99 ) call abort ()
+  end subroutine
+END PROGRAM test
+
+INTEGER FUNCTION setbd()
+  setbd=42
+END FUNCTION setbd
+
+! { dg-final { cleanup-modules "ksbin1_aux_mod" } }