diff options
Diffstat (limited to 'gcc/testsuite/gfortran.dg/proc_ptr_comp_8.f90')
-rw-r--r-- | gcc/testsuite/gfortran.dg/proc_ptr_comp_8.f90 | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/gcc/testsuite/gfortran.dg/proc_ptr_comp_8.f90 b/gcc/testsuite/gfortran.dg/proc_ptr_comp_8.f90 new file mode 100644 index 000000000..ed06c2bc6 --- /dev/null +++ b/gcc/testsuite/gfortran.dg/proc_ptr_comp_8.f90 @@ -0,0 +1,58 @@ +! { dg-do run } +! +! PR 40164: Fortran 2003: "Arrays of procedure pointers" (using PPCs) +! +! Original test case by Barron Bichon <barron.bichon@swri.org> +! Adapted by Janus Weil <janus@gcc.gnu.org> + +PROGRAM test_prog + + ABSTRACT INTERFACE + FUNCTION fn_template(n,x) RESULT(y) + INTEGER, INTENT(in) :: n + REAL, INTENT(in) :: x(n) + REAL :: y(n) + END FUNCTION fn_template + END INTERFACE + + TYPE PPA + PROCEDURE(fn_template), POINTER, NOPASS :: f + END TYPE PPA + + TYPE ProcPointerArray + PROCEDURE(add), POINTER, NOPASS :: f + END TYPE ProcPointerArray + + TYPE (ProcPointerArray) :: f_array(3) + PROCEDURE(add), POINTER :: f + real :: r + + f_array(1)%f => add + f => f_array(1)%f + f_array(2)%f => sub + f_array(3)%f => f_array(1)%f + + r = f(1.,2.) + if (abs(r-3.)>1E-3) call abort() + r = f_array(1)%f(4.,2.) + if (abs(r-6.)>1E-3) call abort() + r = f_array(2)%f(5.,3.) + if (abs(r-2.)>1E-3) call abort() + if (abs(f_array(1)%f(1.,3.)-f_array(3)%f(2.,2.))>1E-3) call abort() + +CONTAINS + + FUNCTION add(a,b) RESULT(sum) + REAL, INTENT(in) :: a, b + REAL :: sum + sum = a + b + END FUNCTION add + + FUNCTION sub(a,b) RESULT(diff) + REAL, INTENT(in) :: a, b + REAL :: diff + diff = a - b + END FUNCTION sub + +END PROGRAM test_prog + |