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diff --git a/gcc/testsuite/gfortran.dg/entry_10.f90 b/gcc/testsuite/gfortran.dg/entry_10.f90
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+! { dg-do run }
+! Test fix for PR31474, in which the use of ENTRYs as module
+! procedures in a generic interface would cause an internal error.
+!
+! Contributed by Michael Richmond <michael.a.richmond@nasa.gov>
+!
+module a
+  interface b
+    module procedure c, d
+  end interface
+contains
+  real function d (i)
+    real c, i
+    integer j
+    d = 1.0
+    return
+  entry c (j)
+    d = 2.0
+  end function
+  real function e (i)
+    real f, i
+    integer j
+    e = 3.0
+    return
+  entry f (j)
+    e = 4.0
+  end function
+end module
+
+  use a
+  if (b (1.0) .ne. 1.0) call abort ()
+  if (b (1  ) .ne. 2.0) call abort ()
+  if (e (1.0) .ne. 3.0) call abort ()
+  if (f (1  ) .ne. 4.0) call abort ()
+end
+! { dg-final { cleanup-modules "a" } }