re PR middle-end/54649 (Go bootstrap failed)

2012-09-21  Dehao Chen  <dehao@google.com>

	PR go/54649
	* tree-eh.c (lower_try_finally_dup_block): Set the correct block for
	stmts in the duplicated EH block.

From-SVN: r191614

gcc/ChangeLog

+2012-09-21  Dehao Chen  <dehao@google.com>
+
+	PR go/54649
+	* tree-eh.c (lower_try_finally_dup_block): Set the correct block for
+	stmts in the duplicated EH block.
+
 2012-09-21  Richard Guenther  <rguenther@suse.de>
 
 	PR tree-optimization/54647

gcc/tree-eh.c

@@ -883,8 +883,15 @@ lower_try_finally_dup_block (gimple_seq seq, struct leh_state *outer_state,
   new_seq = copy_gimple_seq_and_replace_locals (seq);
 
   for (gsi = gsi_start (new_seq); !gsi_end_p (gsi); gsi_next (&gsi))
-    if (IS_UNKNOWN_LOCATION (gimple_location (gsi_stmt (gsi))))
-      gimple_set_location (gsi_stmt (gsi), loc);
+    {
+      gimple stmt = gsi_stmt (gsi);
+      if (IS_UNKNOWN_LOCATION (gimple_location (stmt)))
+	{
+	  tree block = gimple_block (stmt);
+	  gimple_set_location (stmt, loc);
+	  gimple_set_block (stmt, block);
+	}
+    }
 
   if (outer_state->tf)
     region = outer_state->tf->try_finally_expr;