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diff --git a/gcc/testsuite/gfortran.dg/pr32533.f90 b/gcc/testsuite/gfortran.dg/pr32533.f90
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+! { dg-do run }
+! { dg-options "-O2 -ftree-vectorize -ffast-math" }
+!
+! Contributed by Joost VandeVondele <jv244@cam.ac.uk>
+!
+SUBROUTINE T(nsubcell,sab_max,subcells)
+ INTEGER, PARAMETER :: dp=KIND(0.0D0)
+ REAL(dp) :: sab_max(3), subcells,nsubcell(3)
+ nsubcell(:) = MIN(MAX(1,NINT(0.5_dp*subcells/sab_max(:))),20)
+END SUBROUTINE T
+
+INTEGER, PARAMETER :: dp=KIND(0.0D0)
+REAL(dp) :: sab_max(3), subcells,nsubcell(3)
+subcells=2.0_dp
+sab_max=0.590060749244805_dp
+CALL T(nsubcell,sab_max,subcells)
+IF (ANY(nsubcell.NE.2.0_dp)) CALL ABORT()
+END