diff options
Diffstat (limited to 'gcc-4.8/gcc/testsuite/gfortran.dg/extends_type_of_1.f03')
-rw-r--r-- | gcc-4.8/gcc/testsuite/gfortran.dg/extends_type_of_1.f03 | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/gcc-4.8/gcc/testsuite/gfortran.dg/extends_type_of_1.f03 b/gcc-4.8/gcc/testsuite/gfortran.dg/extends_type_of_1.f03 new file mode 100644 index 000000000..9e983846c --- /dev/null +++ b/gcc-4.8/gcc/testsuite/gfortran.dg/extends_type_of_1.f03 @@ -0,0 +1,48 @@ +! { dg-do run } +! +! Verifying the runtime behavior of the intrinsic function EXTENDS_TYPE_OF. +! +! Contributed by Janus Weil <janus@gcc.gnu.org> + + implicit none + + intrinsic :: extends_type_of + + type :: t1 + integer :: i = 42 + end type + + type, extends(t1) :: t2 + integer :: j = 43 + end type + + type, extends(t2) :: t3 + class(t1),pointer :: cc + end type + + class(t1), pointer :: c1,c2 + type(t1), target :: x + type(t2), target :: y + type(t3), target :: z + + c1 => x + c2 => y + z%cc => y + + if (.not. extends_type_of (c1, c1)) call abort() + if ( extends_type_of (c1, c2)) call abort() + if (.not. extends_type_of (c2, c1)) call abort() + + if (.not. extends_type_of (x, x)) call abort() + if ( extends_type_of (x, y)) call abort() + if (.not. extends_type_of (y, x)) call abort() + + if (.not. extends_type_of (c1, x)) call abort() + if ( extends_type_of (c1, y)) call abort() + if (.not. extends_type_of (x, c1)) call abort() + if (.not. extends_type_of (y, c1)) call abort() + + if (.not. extends_type_of (z, c1)) call abort() + if ( extends_type_of (z%cc, z)) call abort() + +end |