1 files changed, 33 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gfortran.fortran-torture/execute/pr57396.f90 b/gcc-4.9/gcc/testsuite/gfortran.fortran-torture/execute/pr57396.f90
new file mode 100644
index 000000000..8ea92924a
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/gfortran.fortran-torture/execute/pr57396.f90
@@ -0,0 +1,33 @@
+module testmod
+  implicit none
+
+  contains
+
+  subroutine foo(n)
+    integer, intent(in) :: n
+    real :: r(0:n,-n:n), a(0:n,-n:n), dj
+    integer :: k, j
+
+    ! initialize with some dummy values
+    do j = -n, n
+      a(:, j) = j
+      r(:,j) = j + 1
+    end do
+
+    ! here be dragons
+    do k = 0, n
+      dj = r(k, k - 2) * a(k, k - 2)
+      r(k,k) = a(k, k - 1) * dj
+    enddo
+
+    if (r(0,0) .ne. -2.) call abort
+
+  end subroutine
+
+end module
+
+program test
+  use testmod
+  implicit none
+  call foo(5)
+end program