1 files changed, 95 insertions, 0 deletions
diff --git a/gcc/testsuite/gfortran.dg/class_allocate_1.f03 b/gcc/testsuite/gfortran.dg/class_allocate_1.f03
new file mode 100644
index 00000000000..844e1447fbf
--- /dev/null
+++ b/gcc/testsuite/gfortran.dg/class_allocate_1.f03
@@ -0,0 +1,95 @@
+! { dg-do run }
+!
+! Allocating CLASS variables.
+!
+! Contributed by Janus Weil <janus@gcc.gnu.org>
+
+ implicit none
+
+ type t1
+   integer :: comp = 5
+   class(t1),pointer :: cc
+ end type
+
+ type, extends(t1) :: t2
+   integer :: j
+ end type
+
+ type, extends(t2) :: t3
+   integer :: k
+ end type
+
+ class(t1),pointer :: cp, cp2
+ type(t3) :: x
+ integer :: i
+
+
+ ! (1) check that vindex is set correctly (for different cases)
+
+ i = 0
+ allocate(cp)
+ select type (cp)
+ type is (t1)
+   i = 1
+ type is (t2)
+   i = 2
+ type is (t3)
+   i = 3
+ end select
+ deallocate(cp)
+ if (i /= 1) call abort()
+
+ i = 0
+ allocate(t2 :: cp)
+ select type (cp)
+ type is (t1)
+   i = 1
+ type is (t2)
+   i = 2
+ type is (t3)
+   i = 3
+ end select
+ deallocate(cp)
+ if (i /= 2) call abort()
+
+ i = 0
+ allocate(cp, source = x)
+ select type (cp)
+ type is (t1)
+   i = 1
+ type is (t2)
+   i = 2
+ type is (t3)
+   i = 3
+ end select
+ deallocate(cp)
+ if (i /= 3) call abort()
+
+ i = 0
+ allocate(t2 :: cp2)
+ allocate(cp, source = cp2)  ! { dg-warning "not supported yet" }
+ select type (cp)
+ type is (t1)
+   i = 1
+ type is (t2)
+   i = 2
+ type is (t3)
+   i = 3
+ end select
+ deallocate(cp)
+ deallocate(cp2)
+ if (i /= 2) call abort()
+
+
+ ! (2) check initialization (default initialization vs. SOURCE)
+
+ allocate(cp)
+ if (cp%comp /= 5) call abort()
+ deallocate(cp)
+
+ x%comp = 4
+ allocate(cp, source=x)
+ if (cp%comp /= 4) call abort()
+ deallocate(cp)
+
+end