re PR fortran/44945 (Wrong decl for module vars / FAIL:…

re PR fortran/44945 (Wrong decl for module vars / FAIL: gfortran.dg/char_array_structure_constructor.f90)

2010-07-23  Tobias Burnus  <burnus@net-b.de>

        PR fortran/44945
        * trans-decl.c (gfc_get_symbol_decl): Use module decl with
        -fwhole-file also for derived types.
        * trans-types.c (copy_dt_decls_ifequal): Remove static and
        rename to gfc_copy_dt_decls_ifequal.
        (gfc_get_derived_type): Update call.
        * trans-types.h (gfc_copy_dt_decls_ifequal): Add prototype.

2010-07-23  Tobias Burnus  <burnus@net-b.de>

        PR fortran/44945
        * gfortran.dg/char_array_structure_constructor.f90: Add
        -fwhole-file as dg-option as it otherwise fails on some
        systems.

From-SVN: r162487

gcc/fortran/ChangeLog

 2010-07-23  Tobias Burnus  <burnus@net-b.de>
 
+	PR fortran/44945
+	* trans-decl.c (gfc_get_symbol_decl): Use module decl with
+	-fwhole-file also for derived types.
+	* trans-types.c (copy_dt_decls_ifequal): Remove static and
+	rename to gfc_copy_dt_decls_ifequal.
+	(gfc_get_derived_type): Update call.
+	* trans-types.h (gfc_copy_dt_decls_ifequal): Add prototype.
+
+2010-07-23  Tobias Burnus  <burnus@net-b.de>
+
 	PR fortran/45030
 	* resolve.c (resolve_global_procedure): Properly handle ENTRY.
 

gcc/fortran/trans-decl.c

@@ -1129,11 +1129,9 @@ gfc_get_symbol_decl (gfc_symbol * sym)
     return sym->backend_decl;
 
   /* If use associated and whole file compilation, use the module
-     declaration.  This is only needed for intrinsic types because
-     they are substituted for one another during optimization.  */
+     declaration.  */
   if (gfc_option.flag_whole_file
 	&& sym->attr.flavor == FL_VARIABLE
-	&& sym->ts.type != BT_DERIVED
 	&& sym->attr.use_assoc
 	&& sym->module)
     {
@@ -1147,6 +1145,9 @@ gfc_get_symbol_decl (gfc_symbol * sym)
 	  gfc_find_symbol (sym->name, gsym->ns, 0, &s);
 	  if (s && s->backend_decl)
 	    {
+	      if (sym->ts.type == BT_DERIVED)
+		gfc_copy_dt_decls_ifequal (s->ts.u.derived, sym->ts.u.derived,
+					   true);
 	      if (sym->ts.type == BT_CHARACTER)
 		sym->ts.u.cl->backend_decl = s->ts.u.cl->backend_decl;
 	      return s->backend_decl;

gcc/fortran/trans-types.c

@@ -1884,8 +1884,8 @@ gfc_add_field_to_struct (tree context, tree name, tree type, tree **chain)
    the two derived type symbols are "equal", as described
    in 4.4.2 and resolved by gfc_compare_derived_types.  */
 
-static int
-copy_dt_decls_ifequal (gfc_symbol *from, gfc_symbol *to,
+int
+gfc_copy_dt_decls_ifequal (gfc_symbol *from, gfc_symbol *to,
 		       bool from_gsym)
 {
   gfc_component *to_cm;
@@ -1996,7 +1996,7 @@ gfc_get_derived_type (gfc_symbol * derived)
 	  gfc_find_symbol (derived->name, gsym->ns, 0, &s);
 	  if (s && s->backend_decl)
 	    {
-	      copy_dt_decls_ifequal (s, derived, true);
+	      gfc_copy_dt_decls_ifequal (s, derived, true);
 	      goto copy_derived_types;
 	    }
 	}
@@ -2016,7 +2016,7 @@ gfc_get_derived_type (gfc_symbol * derived)
 	  dt = ns->derived_types;
 	  for (; dt && !canonical; dt = dt->next)
 	    {
-	      copy_dt_decls_ifequal (dt->derived, derived, true);
+	      gfc_copy_dt_decls_ifequal (dt->derived, derived, true);
 	      if (derived->backend_decl)
 		got_canonical = true;
 	    }
@@ -2183,7 +2183,7 @@ gfc_get_derived_type (gfc_symbol * derived)
 copy_derived_types:
 
   for (dt = gfc_derived_types; dt; dt = dt->next)
-    copy_dt_decls_ifequal (derived, dt->derived, false);
+    gfc_copy_dt_decls_ifequal (derived, dt->derived, false);
 
   return derived->backend_decl;
 }

gcc/fortran/trans-types.h

@@ -64,6 +64,7 @@ tree gfc_get_character_type_len_for_eltype (tree, tree);
 
 tree gfc_sym_type (gfc_symbol *);
 tree gfc_typenode_for_spec (gfc_typespec *);
+int gfc_copy_dt_decls_ifequal (gfc_symbol *, gfc_symbol *, bool);
 
 tree gfc_get_function_type (gfc_symbol *);
 

gcc/testsuite/ChangeLog

+2010-07-23  Tobias Burnus  <burnus@net-b.de>
+
+	PR fortran/44945
+	* gfortran.dg/char_array_structure_constructor.f90: Add
+	-fwhole-file as dg-option as it otherwise fails on some
+	systems.
+
 2010-07-23  Eric Botcazou  <ebotcazou@adacore.com>
 
 	* gnat.dg/aggr16.ad[sb]: New test.

gcc/testsuite/gfortran.dg/char_array_structure_constructor.f90

 ! { dg-do run }
+! { dg-options "-fwhole-file" }
+!
+! PR fortran/19107
+! -fwhole-file flag added for PR fortran/44945
+!
 ! This test the fix of PR19107, where character array actual
 ! arguments in derived type constructors caused an ICE.
 ! It also checks that the scalar counterparts are OK.