/* Input parser for Bison
- Copyright (C) 1984, 1986, 1989, 1992, 1998, 2000, 2001, 2002, 2003,
- 2005, 2006, 2007, 2009 Free Software Foundation, Inc.
+ Copyright (C) 1984, 1986, 1989, 1992, 1998, 2000-2003, 2005-2007,
+ 2009-2011 Free Software Foundation, Inc.
This file is part of Bison, the GNU Compiler Compiler.
p = grammar_symbol_append (lhs, loc);
if (lhs_name)
- assign_named_ref(p, lhs_name);
+ assign_named_ref (p, named_ref_copy (lhs_name));
current_rule = grammar_end;
code_props_rule_action_init (&midrule->action_props,
current_rule->action_props.code,
current_rule->action_props.location,
- midrule, 0);
+ midrule, 0,
+ current_rule->action_props.is_predicate);
code_props_none_init (¤t_rule->action_props);
if (previous_rule_end)
void
grammar_current_rule_action_append (const char *action, location loc,
- named_ref *name)
+ named_ref *name, bool is_predicate)
{
if (current_rule->action_props.code)
grammar_midrule_action ();
/* After all symbol declarations have been parsed, packgram invokes
code_props_translate_code. */
code_props_rule_action_init (¤t_rule->action_props, action, loc,
- current_rule, name);
+ current_rule, name, is_predicate);
}
\f
rules[ruleno].useful = true;
rules[ruleno].action = p->action_props.code;
rules[ruleno].action_location = p->action_props.location;
+ rules[ruleno].is_predicate = p->action_props.is_predicate;
/* If the midrule's $$ is set or its $n is used, remove the `$' from the
symbol name so that it's a user-defined symbol so that the default
muscle_percent_define_default ("lr.type", "lalr");
lr_type = muscle_percent_define_get ("lr.type");
if (0 != strcmp (lr_type, "canonical-lr"))
- muscle_percent_define_default ("lr.default-reductions", "all");
+ muscle_percent_define_default ("lr.default-reductions", "most");
else
muscle_percent_define_default ("lr.default-reductions", "accepting");
free (lr_type);
{
static char const * const values[] = {
"lr.type", "lalr", "ielr", "canonical-lr", NULL,
- "lr.default-reductions", "all", "consistent", "accepting", NULL,
+ "lr.default-reductions", "most", "consistent", "accepting", NULL,
NULL
};
muscle_percent_define_check_values (values);