1 files changed, 26 insertions, 0 deletions
diff --git a/gcc/testsuite/gfortran.dg/graphite/vect-pr40979.f90 b/gcc/testsuite/gfortran.dg/graphite/vect-pr40979.f90
new file mode 100644
index 000000000..662b82a12
--- /dev/null
+++ b/gcc/testsuite/gfortran.dg/graphite/vect-pr40979.f90
@@ -0,0 +1,26 @@
+! { dg-do compile }
+! { dg-require-effective-target vect_double }
+
+module mqc_m
+integer, parameter, private :: longreal = selected_real_kind(15,90)
+contains
+      subroutine mutual_ind_quad_cir_coil (m, l12)
+      real (kind = longreal), dimension(9), save :: w2gauss, w1gauss
+      real (kind = longreal) :: l12_lower, num, l12
+      real (kind = longreal), dimension(3) :: current, coil
+      w2gauss(1) = 16.0_longreal/81.0_longreal
+      w1gauss(5) = 0.3302393550_longreal
+      do i = 1, 2*m
+          do j = 1, 9
+              do k = 1, 9
+                  num = w1gauss(j) * w2gauss(k) * dot_product(coil,current)
+                  l12_lower = l12_lower + num
+              end do
+          end do
+      end do
+      l12 = l12_lower
+      end subroutine mutual_ind_quad_cir_coil
+end module mqc_m
+
+! { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" } }
+! { dg-final { cleanup-tree-dump "vect" } }