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trans.c (Identifier_to_gnu): Don't unshare initializer.

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* gcc-interface/trans.c (Identifier_to_gnu): Don't unshare initializer.
	(add_decl_expr): Mark external DECLs as used.
	* gcc-interface/utils.c (convert) <CONSTRUCTOR>: Copy the vector.

From-SVN: r185072
This commit is contained in:
Eric Botcazou 2012-03-07 18:55:59 +00:00 • committed by Eric Botcazou
parent 95f2389a7d
commit 6ba4f08f34
3 changed files with 14 additions and 8 deletions
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6
gcc/ada/ChangeLog
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@ -1,3 +1,9 @@
2012-03-07 Eric Botcazou <ebotcazou@adacore.com>
* gcc-interface/trans.c (Identifier_to_gnu): Don't unshare initializer.
(add_decl_expr): Mark external DECLs as used.
* gcc-interface/utils.c (convert) <CONSTRUCTOR>: Copy the vector.
2012-03-07 Tristan Gingold <gingold@adacore.com>
* s-ransee-vms.adb: New file.

14
gcc/ada/gcc-interface/trans.c
View file

@ -1102,11 +1102,9 @@ Identifier_to_gnu (Node_Id gnat_node, tree *gnu_result_type_p)
= lvalue_required_p (gnat_node, gnu_result_type, true,
address_of_constant, Is_Aliased (gnat_temp));
/* ??? We need to unshare the initializer if the object is external
as such objects are not marked for unsharing if we are not at the
global level. This should be fixed in add_decl_expr. */
/* Finally retrieve the initializer if this is deemed valid. */
if ((constant_only && !address_of_constant) || !require_lvalue)
gnu_result = unshare_expr (DECL_INITIAL (gnu_result));
gnu_result = DECL_INITIAL (gnu_result);
}
/* The GNAT tree has the type of a function set to its result type, so we
@ -7113,10 +7111,10 @@ add_decl_expr (tree gnu_decl, Entity_Id gnat_entity)
gnu_stmt = build1 (DECL_EXPR, void_type_node, gnu_decl);
/* If we are global, we don't want to actually output the DECL_EXPR for
this decl since we already have evaluated the expressions in the
/* If we are external or global, we don't want to output the DECL_EXPR for
this DECL node since we already have evaluated the expressions in the
sizes and positions as globals and doing it again would be wrong. */
if (global_bindings_p ())
if (DECL_EXTERNAL (gnu_decl) || global_bindings_p ())
{
/* Mark everything as used to prevent node sharing with subprograms.
Note that walk_tree knows how to deal with TYPE_DECL, but neither
@ -7135,7 +7133,7 @@ add_decl_expr (tree gnu_decl, Entity_Id gnat_entity)
&& !TYPE_FAT_POINTER_P (type))
MARK_VISITED (TYPE_ADA_SIZE (type));
}
else if (!DECL_EXTERNAL (gnu_decl))
else
add_stmt_with_node (gnu_stmt, gnat_entity);
/* If this is a variable and an initializer is attached to it, it must be

2
gcc/ada/gcc-interface/utils.c
View file

@ -3894,6 +3894,8 @@ convert (tree type, tree expr)
{
expr = copy_node (expr);
TREE_TYPE (expr) = type;
CONSTRUCTOR_ELTS (expr)
= VEC_copy (constructor_elt, gc, CONSTRUCTOR_ELTS (expr));
return expr;
}