re PR fortran/58658 ([OOP] Pointer assignment to allocatable unlimited polymorphic accepted)

2013-10-14  Tobias Burnus  <burnus@net-b.de>

        PR fortran/58658
        * expr.c (gfc_check_vardef_context): Fix pointer diagnostic
        for CLASS(*).

2013-10-14  Tobias Burnus  <burnus@net-b.de>

        PR fortran/58658
        * gfortran.dg/unlimited_polymorphic_10.f90: New.

From-SVN: r203572

gcc/fortran/ChangeLog

+2013-10-14  Tobias Burnus  <burnus@net-b.de>
+
+	PR fortran/58658
+	* expr.c (gfc_check_vardef_context): Fix pointer diagnostic
+	for CLASS(*).
+
 2013-10-11  Jakub Jelinek  <jakub@redhat.com>
 
 	* trans-openmp.c (gfc_omp_clause_default_ctor,

gcc/fortran/expr.c

@@ -4693,7 +4693,6 @@ gfc_check_vardef_context (gfc_expr* e, bool pointer, bool alloc_obj,
   bool is_pointer;
   bool check_intentin;
   bool ptr_component;
-  bool unlimited;
   symbol_attribute attr;
   gfc_ref* ref;
   int i;
@@ -4709,8 +4708,6 @@ gfc_check_vardef_context (gfc_expr* e, bool pointer, bool alloc_obj,
       sym = e->value.function.esym ? e->value.function.esym : e->symtree->n.sym;
     }
 
-  unlimited = e->ts.type == BT_CLASS && UNLIMITED_POLY (sym);
-
   attr = gfc_expr_attr (e);
   if (!pointer && e->expr_type == EXPR_FUNCTION && attr.pointer)
     {
@@ -4750,7 +4747,7 @@ gfc_check_vardef_context (gfc_expr* e, bool pointer, bool alloc_obj,
   /* Find out whether the expr is a pointer; this also means following
      component references to the last one.  */
   is_pointer = (attr.pointer || attr.proc_pointer);
-  if (pointer && !is_pointer && !unlimited)
+  if (pointer && !is_pointer)
     {
       if (context)
 	gfc_error ("Non-POINTER in pointer association context (%s)"

gcc/testsuite/ChangeLog

+2013-10-14  Tobias Burnus  <burnus@net-b.de>
+
+	PR fortran/58658
+	* gfortran.dg/unlimited_polymorphic_10.f90: New.
+
 2013-10-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 
 	* gcc.dg/torture/pr58670.c (ASM_STR) [__i386__ || __x86_64__]: Use

gcc/testsuite/gfortran.dg/unlimited_polymorphic_10.f90

+! { dg-do compile }
+!
+! PR fortran/58658
+!
+! Contributed by Vladimír Fuka
+!
+subroutine sub(a)
+  class(*),allocatable :: a
+  a => null() ! { dg-error "Non-POINTER in pointer association context \\(pointer assignment\\)" }
+end subroutine