PR fortran/46874

	* trans-openmp.c (gfc_trans_omp_array_reduction): Handle allocatable
	dummy variables.

	* libgomp.fortran/allocatable6.f90: New test.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@167798 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 45 insertions, 0 deletions

diff --git a/libgomp/testsuite/libgomp.fortran/allocatable6.f90 b/libgomp/testsuite/libgomp.fortran/allocatable6.f90
new file mode 100644
index 00000000000..47b67aa56d0
--- /dev/null
+++ b/libgomp/testsuite/libgomp.fortran/allocatable6.f90
@@ -0,0 +1,45 @@
+! PR fortran/46874
+! { dg-do run }
+
+  interface
+    subroutine sub (a, b, c, d, n)
+      integer :: n
+      integer, allocatable :: a(:), b(:), c(:), d(:)
+    end subroutine
+  end interface
+
+  integer, allocatable :: a(:), b(:), c(:), d(:)
+  integer :: i, j
+  allocate (a(50), b(50), c(50), d(50))
+  do i = 1, 50
+    a(i) = 2 + modulo (i, 7)
+    b(i) = 179 - modulo (i, 11)
+  end do
+  c = 0
+  d = 2147483647
+  call sub (a, b, c, d, 50)
+  do i = 1, 50
+    j = 0
+    if (i .eq. 3) then
+      j = 8
+    else if (i .gt. 1 .and. i .lt. 9) then
+      j = 7
+    end if
+    if (c(i) .ne. j) call abort
+    j = 179 - modulo (i, 11)
+    if (i .gt. 1 .and. i .lt. 9) j = i
+    if (d(i) .ne. j) call abort
+  end do
+  deallocate (a, b, c, d)
+end
+
+subroutine sub (a, b, c, d, n)
+  integer :: n
+  integer, allocatable :: a(:), b(:), c(:), d(:)
+!$omp parallel do shared(a, b) reduction(+:c) reduction(min:d)
+  do i = 1, n
+    c(a(i)) = c(a(i)) + 1
+    d(i) = min(d(i), b(i))
+    d(a(i)) = min(d(a(i)), a(i))
+  end do
+end