1 files changed, 19 insertions, 0 deletions
diff --git a/gcc/testsuite/gfortran.dg/extract_recip_1.f b/gcc/testsuite/gfortran.dg/extract_recip_1.f
new file mode 100644
index 00000000000..f70157c6da2
--- /dev/null
+++ b/gcc/testsuite/gfortran.dg/extract_recip_1.f
@@ -0,0 +1,19 @@
+! { dg-do compile }
+! { dg-options "-Ofast -fdump-tree-optimized-raw" }
+
+      SUBROUTINE F(N,X,Y,Z,A,B)
+          DIMENSION X(4,4), Y(4), Z(4)
+          REAL, INTENT(INOUT) :: A, B
+
+          A = 1 / (Y(N)*Y(N))
+
+          DO I = 1, NV
+          X(I, I) = 1 + X(I, I)
+          ENDDO
+
+          Z(1) =  B / Y(N)
+          Z(2) =  N / Y(N)
+          RETURN
+      END
+
+! { dg-final { scan-tree-dump-times "rdiv_expr" 1 "optimized" } }