r260281 - in /branches/gcc-7-branch/gcc: fortra...

[pault@gcc.gnu.org]

Author: pault
Date: Wed May 16 09:35:19 2018
New Revision: 260281

URL: https://gcc.gnu.org/viewcvs?rev=260281&root=gcc&view=rev
Log:
2018-05-16  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/84546
	Backport from trunk
	* trans-array.c (structure_alloc_comps): Make sure that the
	vptr is copied and that the unlimited polymorphic _len is used
	to compute the size to be allocated.
	(build_array_ref): Set the 'unlimited' argument false in the
	call to gfc_get_class_array_ref.
	* trans-expr.c (gfc_get_class_array_ref): If unlimited, use the
	unlimited polymorphic _len for the offset to the element.
	(gfc_copy_class_to_class): Set the new 'unlimited' argument.
	* trans.h : Add the boolean 'unlimited' to the prototype.

2018-05-16  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/84546
	Backport from trunk
	* gfortran.dg/unlimited_polymorphic_29.f90 : New test.


Added:
    branches/gcc-7-branch/gcc/testsuite/gfortran.dg/unlimited_polymorphic_29.f90
Modified:
    branches/gcc-7-branch/gcc/fortran/ChangeLog
    branches/gcc-7-branch/gcc/fortran/trans-array.c
    branches/gcc-7-branch/gcc/fortran/trans-expr.c
    branches/gcc-7-branch/gcc/fortran/trans.h
    branches/gcc-7-branch/gcc/testsuite/ChangeLog