trans.c (Loop_Statement_to_gnu): Set the SLOC of the loop label from that of the front-end's end label.

* trans.c (Loop_Statement_to_gnu): Set the SLOC of the loop label
	from that of the front-end's end label.
	(gnat_gimplify_stmt) <LOOP_STMT>: Set the SLOC of the backward goto
	from that of the loop label.

From-SVN: r133026
This commit is contained in:
Eric Botcazou 2008-03-08 10:57:28 +00:00 committed by Eric Botcazou
parent 2725b75c33
commit 563569be5e
2 changed files with 14 additions and 3 deletions

View File

@ -1,3 +1,10 @@
2008-03-08 Eric Botcazou <ebotcazou@adacore.com>
* trans.c (Loop_Statement_to_gnu): Set the SLOC of the loop label
from that of the front-end's end label.
(gnat_gimplify_stmt) <LOOP_STMT>: Set the SLOC of the backward goto
from that of the loop label.
2008-03-07 Eric Botcazou <ebotcazou@adacore.com>
* decl.c (gnat_to_gnu_entity) <E_Modular_Integer_Subtype>: Add

View File

@ -1584,6 +1584,8 @@ Loop_Statement_to_gnu (Node_Id gnat_node)
TREE_SIDE_EFFECTS (gnu_loop_stmt) = 1;
LOOP_STMT_LABEL (gnu_loop_stmt) = create_artificial_label ();
set_expr_location_from_node (gnu_loop_stmt, gnat_node);
Sloc_to_locus (Sloc (End_Label (gnat_node)),
&DECL_SOURCE_LOCATION (LOOP_STMT_LABEL (gnu_loop_stmt)));
/* Save the end label of this LOOP_STMT in a stack so that the corresponding
N_Exit_Statement can find it. */
@ -5334,6 +5336,7 @@ gnat_gimplify_stmt (tree *stmt_p)
{
tree gnu_start_label = create_artificial_label ();
tree gnu_end_label = LOOP_STMT_LABEL (stmt);
tree t;
/* Set to emit the statements of the loop. */
*stmt_p = NULL_TREE;
@ -5370,9 +5373,10 @@ gnat_gimplify_stmt (tree *stmt_p)
if (LOOP_STMT_UPDATE (stmt))
append_to_statement_list (LOOP_STMT_UPDATE (stmt), stmt_p);
append_to_statement_list (build1 (GOTO_EXPR, void_type_node,
gnu_start_label),
stmt_p);
t = build1 (GOTO_EXPR, void_type_node, gnu_start_label);
set_expr_location (t, DECL_SOURCE_LOCATION (gnu_end_label));
append_to_statement_list (t, stmt_p);
append_to_statement_list (build1 (LABEL_EXPR, void_type_node,
gnu_end_label),
stmt_p);