1 files changed, 31 insertions, 0 deletions
diff --git a/gcc/testsuite/gfortran.dg/graphite/pr42393.f90 b/gcc/testsuite/gfortran.dg/graphite/pr42393.f90
new file mode 100644
index 000000000..da9a348dd
--- /dev/null
+++ b/gcc/testsuite/gfortran.dg/graphite/pr42393.f90
@@ -0,0 +1,31 @@
+! { dg-options "-O2 -fgraphite-identity -fno-loop-block -fno-loop-interchange -fno-loop-strip-mine" }
+
+MODULE beta_gamma_psi
+  INTEGER, PARAMETER :: dp=KIND(0.0D0)
+CONTAINS
+  FUNCTION basym (a, b, lambda, eps) RESULT(fn_val)
+    REAL(dp) :: a0(21), b0(21), bsum, c(21), d(21), dsum, &
+         j0, j1, r, r0, r1, s, sum, t, t0, t1, &
+         u, w, w0, z, z0, z2, zn, znm1
+    DO n = 2, num, 2
+       DO i = n, np1
+          b0(1) = r*a0(1)
+          DO m = 2, i
+             bsum = 0.0e0_dp
+             mm1 = m - 1
+             DO j = 1, mm1
+                mmj = m - j
+                bsum = bsum + (j*r - mmj)*a0(j)*b0(mmj)
+             END DO
+             b0(m) = r*a0(m) + bsum/m
+          END DO
+          c(i) = b0(i)/(i + 1.0e0_dp)
+          d(i) = -(dsum + c(i))
+       END DO
+       t0 = d(n)*w*j0
+       sum = sum + (t0 + t1)
+    END DO
+    fn_val = e0*t*u*sum
+  END FUNCTION basym
+END MODULE beta_gamma_psi
+! { dg-final { cleanup-modules "beta_gamma_psi" } }