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Move lalr1.cc internals into yy*.
* data/lalr1.cc (semantic_stack_, location_stack_, state_stack_) (semantic_stack_, location_stack_, pact_, pact_ninf_, defact_) (pgoto_, defgoto_, table_, table_ninf_, check_, stos_, r1_, r2_) (name_, rhs_, prhs_, rline_, token_number_, eof_, last_, nnts_) (empty_, final_, terror_, errcode_, ntokens_) (user_token_number_max_, undef_token_, n_, len_, state_, nerrs_) (looka_, ilooka_, error_range_, nerrs_): Rename as... (yysemantic_stack_, yylocation_stack_, yystate_stack_) (yysemantic_stack_, yylocation_stack_, yypact_, yypact_ninf_) (yydefact_, yypgoto_, yydefgoto_, yytable_, yytable_ninf_) (yycheck_, yystos_, yyr1_, yyr2_, yyname_, yyrhs_, yyprhs_) (yyrline_, yytoken_number_, yyeof_, yylast_, yynnts_, yyempty_) (yyfinal_, yyterror_, yyerrcode_, yyntokens_) (yyuser_token_number_max_, yyundef_token_, yyn_, yylen_, yystate_) (yynerrs_, yylooka_, yyilooka_, yyerror_range_, yynerrs_): these.
This commit is contained in:
Akim Demaille
22
ChangeLog
22
ChangeLog
@@ -1,3 +1,25 @@
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2004-12-16 Akim Demaille <akim@epita.fr>
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Move lalr1.cc internals into yy*.
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* data/lalr1.cc (semantic_stack_, location_stack_, state_stack_)
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(semantic_stack_, location_stack_, pact_, pact_ninf_, defact_)
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(pgoto_, defgoto_, table_, table_ninf_, check_, stos_, r1_, r2_)
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(name_, rhs_, prhs_, rline_, token_number_, eof_, last_, nnts_)
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(empty_, final_, terror_, errcode_, ntokens_)
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(user_token_number_max_, undef_token_, n_, len_, state_, nerrs_)
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(looka_, ilooka_, error_range_, nerrs_):
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Rename as...
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(yysemantic_stack_, yylocation_stack_, yystate_stack_)
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(yysemantic_stack_, yylocation_stack_, yypact_, yypact_ninf_)
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(yydefact_, yypgoto_, yydefgoto_, yytable_, yytable_ninf_)
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(yycheck_, yystos_, yyr1_, yyr2_, yyname_, yyrhs_, yyprhs_)
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(yyrline_, yytoken_number_, yyeof_, yylast_, yynnts_, yyempty_)
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(yyfinal_, yyterror_, yyerrcode_, yyntokens_)
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(yyuser_token_number_max_, yyundef_token_, yyn_, yylen_, yystate_)
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(yynerrs_, yylooka_, yyilooka_, yyerror_range_, yynerrs_):
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these.
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2004-12-15 Paul Eggert <eggert@cs.ucla.edu>
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Fix some problems reported by twlevo at xs4all.
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383
data/lalr1.cc
383
data/lalr1.cc
@@ -43,7 +43,7 @@ m4_define([b4_lhs_value],
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# Expansion of $<TYPE>NUM, where the current rule has RULE-LENGTH
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# symbols on RHS.
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m4_define([b4_rhs_value],
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[semantic_stack_@{m4_eval([$1 - $2])@}m4_ifval([$3], [.$3])])
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[yysemantic_stack_@{m4_eval([$1 - $2])@}m4_ifval([$3], [.$3])])
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m4_define_default([b4_location_type], [Location])
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@@ -59,7 +59,7 @@ m4_define([b4_lhs_location],
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# Expansion of @NUM, where the current rule has RULE-LENGTH symbols
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# on RHS.
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m4_define([b4_rhs_location],
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[location_stack_@{m4_eval([$1 - $2])@}])
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[yylocation_stack_@{m4_eval([$1 - $2])@}])
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# b4_parse_param_decl
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@@ -206,11 +206,15 @@ namespace yy
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class ]b4_parser_class_name[
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{
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public:
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/// Internal symbol numbers.
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typedef Traits<]b4_parser_class_name[>::TokenNumberType TokenNumberType;
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/// A type to store symbol numbers and -1.
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typedef Traits<]b4_parser_class_name[>::RhsNumberType RhsNumberType;
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/// State numbers.
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typedef Traits<]b4_parser_class_name[>::StateType StateType;
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/// Symbol semantic values.
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typedef Traits<]b4_parser_class_name[>::SemanticType SemanticType;
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/// Symbol locations.
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typedef Traits<]b4_parser_class_name[>::LocationType LocationType;
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typedef Stack<StateType> StateStack;
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@@ -262,36 +266,41 @@ namespace yy
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/// The state stack.
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StateStack state_stack_;
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StateStack yystate_stack_;
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/// The semantic value stack.
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SemanticStack semantic_stack_;
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SemanticStack yysemantic_stack_;
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/// The location stack.
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LocationStack location_stack_;
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LocationStack yylocation_stack_;
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/* Tables. */
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static const ]b4_int_type_for([b4_pact])[ pact_[];
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static const ]b4_int_type(b4_pact_ninf, b4_pact_ninf)[ pact_ninf_;
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static const ]b4_int_type_for([b4_defact])[ defact_[];
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static const ]b4_int_type_for([b4_pgoto])[ pgoto_[];
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static const ]b4_int_type_for([b4_defgoto])[ defgoto_[];
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static const ]b4_int_type_for([b4_table])[ table_[];
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static const ]b4_int_type(b4_table_ninf, b4_table_ninf)[ table_ninf_;
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static const ]b4_int_type_for([b4_check])[ check_[];
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static const ]b4_int_type_for([b4_stos])[ stos_[];
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static const ]b4_int_type_for([b4_r1])[ r1_[];
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static const ]b4_int_type_for([b4_r2])[ r2_[];
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static const ]b4_int_type_for([b4_pact])[ yypact_[];
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static const ]b4_int_type(b4_pact_ninf, b4_pact_ninf)[ yypact_ninf_;
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static const ]b4_int_type_for([b4_defact])[ yydefact_[];
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static const ]b4_int_type_for([b4_pgoto])[ yypgoto_[];
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static const ]b4_int_type_for([b4_defgoto])[ yydefgoto_[];
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static const ]b4_int_type_for([b4_table])[ yytable_[];
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static const ]b4_int_type(b4_table_ninf, b4_table_ninf)[ yytable_ninf_;
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static const ]b4_int_type_for([b4_check])[ yycheck_[];
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static const ]b4_int_type_for([b4_stos])[ yystos_[];
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static const ]b4_int_type_for([b4_r1])[ yyr1_[];
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static const ]b4_int_type_for([b4_r2])[ yyr2_[];
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#if YYDEBUG || YYERROR_VERBOSE
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static const char* const name_[];
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static const char* const yyname_[];
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#endif
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/* More tables, for debugging. */
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#if YYDEBUG
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static const RhsNumberType rhs_[];
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static const ]b4_int_type_for([b4_prhs])[ prhs_[];
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static const ]b4_int_type_for([b4_rline])[ rline_[];
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static const ]b4_int_type_for([b4_toknum])[ token_number_[];
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/// A `-1'-separated list of the rules' RHS.
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static const RhsNumberType yyrhs_[];
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/// For each rule, the index of the first RHS symbol in \a yyrhs_.
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static const ]b4_int_type_for([b4_prhs])[ yyprhs_[];
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/// For each rule, its source line number.
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static const ]b4_int_type_for([b4_rline])[ yyrline_[];
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/// For each scanner token number, its symbol number.
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static const ]b4_int_type_for([b4_toknum])[ yytoken_number_[];
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/// Report on the debug stream that the rule \a yyrule is going to be reduced.
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virtual void yyreduce_print_ (int yyrule);
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/// Print the state stack on the debug stream.
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virtual void yystack_print_ ();
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#endif
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@@ -312,34 +321,34 @@ namespace yy
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inline void yypop_ (unsigned int n = 1);
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/* Constants. */
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static const int eof_;
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static const int yyeof_;
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/* LAST_ -- Last index in TABLE_. */
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static const int last_;
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static const int nnts_;
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static const int empty_;
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static const int final_;
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static const int terror_;
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static const int errcode_;
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static const int ntokens_;
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static const unsigned int user_token_number_max_;
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static const TokenNumberType undef_token_;
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static const int yylast_;
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static const int yynnts_;
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static const int yyempty_;
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static const int yyfinal_;
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static const int yyterror_;
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static const int yyerrcode_;
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static const int yyntokens_;
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static const unsigned int yyuser_token_number_max_;
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static const TokenNumberType yyundef_token_;
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/* State. */
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int n_;
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int len_;
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int state_;
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int yyn_;
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int yylen_;
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int yystate_;
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/* Error handling. */
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int nerrs_;
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int errstatus_;
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int yynerrs_;
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int yyerrstatus_;
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/* Debugging. */
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int yydebug_;
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std::ostream* yycdebug_;
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/* Look-ahead and look-ahead in internal form. */
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int looka_;
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int ilooka_;
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int yylooka_;
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int yyilooka_;
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/* Message. */
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std::string message;
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@@ -349,7 +358,7 @@ namespace yy
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/// Location of the look-ahead.
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LocationType location;
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/// The locations where the error started and ended.
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Location error_range_[2];
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Location yyerror_range_[2];
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/// $$.
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SemanticType yyval;
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@@ -425,8 +434,8 @@ yy::]b4_parser_class_name[::yysymprint_ (int yytype,
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std::ostream& cdebug_ = *yycdebug_;
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(void) cdebug_;
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*yycdebug_ << (yytype < ntokens_ ? "token" : "nterm")
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<< ' ' << name_[yytype] << " ("
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*yycdebug_ << (yytype < yyntokens_ ? "token" : "nterm")
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<< ' ' << yyname_[yytype] << " ("
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<< *yylocationp << ": ";
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switch (yytype)
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{
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@@ -459,9 +468,9 @@ yy::]b4_parser_class_name[::yydestruct_ (const char* yymsg,
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void
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yy::]b4_parser_class_name[::yypop_ (unsigned int n)
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{
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state_stack_.pop (n);
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semantic_stack_.pop (n);
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location_stack_.pop (n);
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yystate_stack_.pop (n);
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yysemantic_stack_.pop (n);
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yylocation_stack_.pop (n);
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}
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std::ostream&
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@@ -495,12 +504,12 @@ yy::]b4_parser_class_name[::parse ()
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{
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YYCDEBUG << "Starting parse" << std::endl;
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nerrs_ = 0;
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errstatus_ = 0;
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yynerrs_ = 0;
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yyerrstatus_ = 0;
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/* Start. */
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state_ = 0;
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looka_ = empty_;
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yystate_ = 0;
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yylooka_ = yyempty_;
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]m4_ifdef([b4_initial_action], [
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m4_pushdef([b4_at_dollar], [location])dnl
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@@ -516,91 +525,91 @@ b4_syncline([@oline@], [@ofile@])])dnl
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yynewstate, since the latter expects the semantical and the
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location values to have been already stored, initialize these
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stacks with a primary value. */
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state_stack_ = StateStack (0);
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semantic_stack_ = SemanticStack (0);
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location_stack_ = LocationStack (0);
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semantic_stack_.push (value);
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location_stack_.push (location);
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yystate_stack_ = StateStack (0);
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yysemantic_stack_ = SemanticStack (0);
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yylocation_stack_ = LocationStack (0);
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yysemantic_stack_.push (value);
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yylocation_stack_.push (location);
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/* New state. */
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yynewstate:
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state_stack_.push (state_);
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YYCDEBUG << "Entering state " << state_ << std::endl;
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yystate_stack_.push (yystate_);
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YYCDEBUG << "Entering state " << yystate_ << std::endl;
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goto yybackup;
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/* Backup. */
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yybackup:
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|
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/* Try to take a decision without look-ahead. */
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n_ = pact_[state_];
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if (n_ == pact_ninf_)
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yyn_ = yypact_[yystate_];
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if (yyn_ == yypact_ninf_)
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goto yydefault;
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|
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/* Read a look-ahead token. */
|
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if (looka_ == empty_)
|
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if (yylooka_ == yyempty_)
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yylex_ ();
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|
||||
/* Convert token to internal form. */
|
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if (looka_ <= eof_)
|
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if (yylooka_ <= yyeof_)
|
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{
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looka_ = ilooka_ = eof_;
|
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yylooka_ = yyilooka_ = yyeof_;
|
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YYCDEBUG << "Now at end of input." << std::endl;
|
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}
|
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else
|
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{
|
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ilooka_ = yytranslate_ (looka_);
|
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YY_SYMBOL_PRINT ("Next token is", ilooka_, &value, &location);
|
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yyilooka_ = yytranslate_ (yylooka_);
|
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YY_SYMBOL_PRINT ("Next token is", yyilooka_, &value, &location);
|
||||
}
|
||||
|
||||
/* If the proper action on seeing token ILOOKA_ is to reduce or to
|
||||
detect an error, take that action. */
|
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n_ += ilooka_;
|
||||
if (n_ < 0 || last_ < n_ || check_[n_] != ilooka_)
|
||||
yyn_ += yyilooka_;
|
||||
if (yyn_ < 0 || yylast_ < yyn_ || yycheck_[yyn_] != yyilooka_)
|
||||
goto yydefault;
|
||||
|
||||
/* Reduce or error. */
|
||||
n_ = table_[n_];
|
||||
if (n_ < 0)
|
||||
yyn_ = yytable_[yyn_];
|
||||
if (yyn_ < 0)
|
||||
{
|
||||
if (n_ == table_ninf_)
|
||||
if (yyn_ == yytable_ninf_)
|
||||
goto yyerrlab;
|
||||
else
|
||||
{
|
||||
n_ = -n_;
|
||||
yyn_ = -yyn_;
|
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goto yyreduce;
|
||||
}
|
||||
}
|
||||
else if (n_ == 0)
|
||||
else if (yyn_ == 0)
|
||||
goto yyerrlab;
|
||||
|
||||
/* Accept? */
|
||||
if (n_ == final_)
|
||||
if (yyn_ == yyfinal_)
|
||||
goto yyacceptlab;
|
||||
|
||||
/* Shift the look-ahead token. */
|
||||
YY_SYMBOL_PRINT ("Shifting", ilooka_, &value, &location);
|
||||
YY_SYMBOL_PRINT ("Shifting", yyilooka_, &value, &location);
|
||||
|
||||
/* Discard the token being shifted unless it is eof. */
|
||||
if (looka_ != eof_)
|
||||
looka_ = empty_;
|
||||
if (yylooka_ != yyeof_)
|
||||
yylooka_ = yyempty_;
|
||||
|
||||
semantic_stack_.push (value);
|
||||
location_stack_.push (location);
|
||||
yysemantic_stack_.push (value);
|
||||
yylocation_stack_.push (location);
|
||||
|
||||
/* Count tokens shifted since error; after three, turn off error
|
||||
status. */
|
||||
if (errstatus_)
|
||||
--errstatus_;
|
||||
if (yyerrstatus_)
|
||||
--yyerrstatus_;
|
||||
|
||||
state_ = n_;
|
||||
yystate_ = yyn_;
|
||||
goto yynewstate;
|
||||
|
||||
/*-----------------------------------------------------------.
|
||||
| yydefault -- do the default action for the current state. |
|
||||
`-----------------------------------------------------------*/
|
||||
yydefault:
|
||||
n_ = defact_[state_];
|
||||
if (n_ == 0)
|
||||
yyn_ = yydefact_[yystate_];
|
||||
if (yyn_ == 0)
|
||||
goto yyerrlab;
|
||||
goto yyreduce;
|
||||
|
||||
@@ -608,24 +617,24 @@ yydefault:
|
||||
| yyreduce -- Do a reduction. |
|
||||
`-----------------------------*/
|
||||
yyreduce:
|
||||
len_ = r2_[n_];
|
||||
yylen_ = yyr2_[yyn_];
|
||||
/* If LEN_ is nonzero, implement the default value of the action:
|
||||
`$$ = $1'. Otherwise, use the top of the stack.
|
||||
|
||||
Otherwise, the following line sets YYVAL to garbage.
|
||||
This behavior is undocumented and Bison
|
||||
users should not rely upon it. */
|
||||
if (len_)
|
||||
yyval = semantic_stack_[len_ - 1];
|
||||
if (yylen_)
|
||||
yyval = yysemantic_stack_[yylen_ - 1];
|
||||
else
|
||||
yyval = semantic_stack_[0];
|
||||
yyval = yysemantic_stack_[0];
|
||||
|
||||
{
|
||||
Slice<LocationType, LocationStack> slice (location_stack_, len_);
|
||||
YYLLOC_DEFAULT (yyloc, slice, len_);
|
||||
Slice<LocationType, LocationStack> slice (yylocation_stack_, yylen_);
|
||||
YYLLOC_DEFAULT (yyloc, slice, yylen_);
|
||||
}
|
||||
YY_REDUCE_PRINT (n_);
|
||||
switch (n_)
|
||||
YY_REDUCE_PRINT (yyn_);
|
||||
switch (yyn_)
|
||||
{
|
||||
]b4_actions[
|
||||
}
|
||||
@@ -633,20 +642,21 @@ yyreduce:
|
||||
]/* Line __line__ of lalr1.cc. */
|
||||
b4_syncline([@oline@], [@ofile@])[
|
||||
|
||||
yypop_ (len_);
|
||||
yypop_ (yylen_);
|
||||
|
||||
YY_STACK_PRINT ();
|
||||
|
||||
semantic_stack_.push (yyval);
|
||||
location_stack_.push (yyloc);
|
||||
yysemantic_stack_.push (yyval);
|
||||
yylocation_stack_.push (yyloc);
|
||||
|
||||
/* Shift the result of the reduction. */
|
||||
n_ = r1_[n_];
|
||||
state_ = pgoto_[n_ - ntokens_] + state_stack_[0];
|
||||
if (0 <= state_ && state_ <= last_ && check_[state_] == state_stack_[0])
|
||||
state_ = table_[state_];
|
||||
yyn_ = yyr1_[yyn_];
|
||||
yystate_ = yypgoto_[yyn_ - yyntokens_] + yystate_stack_[0];
|
||||
if (0 <= yystate_ && yystate_ <= yylast_
|
||||
&& yycheck_[yystate_] == yystate_stack_[0])
|
||||
yystate_ = yytable_[yystate_];
|
||||
else
|
||||
state_ = defgoto_[n_ - ntokens_];
|
||||
yystate_ = yydefgoto_[yyn_ - yyntokens_];
|
||||
goto yynewstate;
|
||||
|
||||
/*------------------------------------.
|
||||
@@ -656,34 +666,34 @@ yyerrlab:
|
||||
/* If not already recovering from an error, report this error. */
|
||||
yyreport_syntax_error_ ();
|
||||
|
||||
error_range_[0] = location;
|
||||
if (errstatus_ == 3)
|
||||
yyerror_range_[0] = location;
|
||||
if (yyerrstatus_ == 3)
|
||||
{
|
||||
/* If just tried and failed to reuse look-ahead token after an
|
||||
error, discard it. */
|
||||
|
||||
/* Return failure if at end of input. */
|
||||
if (looka_ <= eof_)
|
||||
if (yylooka_ <= yyeof_)
|
||||
{
|
||||
/* If at end of input, pop the error token,
|
||||
then the rest of the stack, then return failure. */
|
||||
if (looka_ == eof_)
|
||||
if (yylooka_ == yyeof_)
|
||||
for (;;)
|
||||
{
|
||||
error_range_[0] = location_stack_[0];
|
||||
yyerror_range_[0] = yylocation_stack_[0];
|
||||
yypop_ ();
|
||||
if (state_stack_.height () == 1)
|
||||
if (yystate_stack_.height () == 1)
|
||||
YYABORT;
|
||||
yydestruct_ ("Error: popping",
|
||||
stos_[state_stack_[0]],
|
||||
&semantic_stack_[0],
|
||||
&location_stack_[0]);
|
||||
yystos_[yystate_stack_[0]],
|
||||
&yysemantic_stack_[0],
|
||||
&yylocation_stack_[0]);
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
yydestruct_ ("Error: discarding", ilooka_, &value, &location);
|
||||
looka_ = empty_;
|
||||
yydestruct_ ("Error: discarding", yyilooka_, &value, &location);
|
||||
yylooka_ = yyempty_;
|
||||
}
|
||||
}
|
||||
|
||||
@@ -704,58 +714,59 @@ yyerrorlab:
|
||||
goto yyerrorlab;
|
||||
#endif
|
||||
|
||||
error_range_[0] = location_stack_[len_ - 1];
|
||||
yypop_ (len_);
|
||||
state_ = state_stack_[0];
|
||||
yyerror_range_[0] = yylocation_stack_[yylen_ - 1];
|
||||
yypop_ (yylen_);
|
||||
yystate_ = yystate_stack_[0];
|
||||
goto yyerrlab1;
|
||||
|
||||
/*-------------------------------------------------------------.
|
||||
| yyerrlab1 -- common code for both syntax error and YYERROR. |
|
||||
`-------------------------------------------------------------*/
|
||||
yyerrlab1:
|
||||
errstatus_ = 3; /* Each real token shifted decrements this. */
|
||||
yyerrstatus_ = 3; /* Each real token shifted decrements this. */
|
||||
|
||||
for (;;)
|
||||
{
|
||||
n_ = pact_[state_];
|
||||
if (n_ != pact_ninf_)
|
||||
yyn_ = yypact_[yystate_];
|
||||
if (yyn_ != yypact_ninf_)
|
||||
{
|
||||
n_ += terror_;
|
||||
if (0 <= n_ && n_ <= last_ && check_[n_] == terror_)
|
||||
yyn_ += yyterror_;
|
||||
if (0 <= yyn_ && yyn_ <= yylast_ && yycheck_[yyn_] == yyterror_)
|
||||
{
|
||||
n_ = table_[n_];
|
||||
if (0 < n_)
|
||||
yyn_ = yytable_[yyn_];
|
||||
if (0 < yyn_)
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
/* Pop the current state because it cannot handle the error token. */
|
||||
if (state_stack_.height () == 1)
|
||||
if (yystate_stack_.height () == 1)
|
||||
YYABORT;
|
||||
|
||||
error_range_[0] = location_stack_[0];
|
||||
yyerror_range_[0] = yylocation_stack_[0];
|
||||
yydestruct_ ("Error: popping",
|
||||
stos_[state_], &semantic_stack_[0], &location_stack_[0]);
|
||||
yystos_[yystate_],
|
||||
&yysemantic_stack_[0], &yylocation_stack_[0]);
|
||||
yypop_ ();
|
||||
state_ = state_stack_[0];
|
||||
yystate_ = yystate_stack_[0];
|
||||
YY_STACK_PRINT ();
|
||||
}
|
||||
|
||||
if (n_ == final_)
|
||||
if (yyn_ == yyfinal_)
|
||||
goto yyacceptlab;
|
||||
|
||||
error_range_[1] = location;
|
||||
yyerror_range_[1] = location;
|
||||
// Using LOCATION is tempting, but would change the location of
|
||||
// the look-ahead. YYLOC is available though.
|
||||
YYLLOC_DEFAULT (yyloc, error_range_ - 1, 2);
|
||||
semantic_stack_.push (value);
|
||||
location_stack_.push (yyloc);
|
||||
YYLLOC_DEFAULT (yyloc, yyerror_range_ - 1, 2);
|
||||
yysemantic_stack_.push (value);
|
||||
yylocation_stack_.push (yyloc);
|
||||
|
||||
/* Shift the error token. */
|
||||
YY_SYMBOL_PRINT ("Shifting", stos_[n_],
|
||||
&semantic_stack_[0], &location_stack_[0]);
|
||||
YY_SYMBOL_PRINT ("Shifting", yystos_[yyn_],
|
||||
&yysemantic_stack_[0], &yylocation_stack_[0]);
|
||||
|
||||
state_ = n_;
|
||||
yystate_ = yyn_;
|
||||
goto yynewstate;
|
||||
|
||||
/* Accept. */
|
||||
@@ -765,8 +776,8 @@ yyacceptlab:
|
||||
/* Abort. */
|
||||
yyabortlab:
|
||||
/* Free the lookahead. */
|
||||
yydestruct_ ("Error: discarding lookahead", ilooka_, &value, &location);
|
||||
looka_ = empty_;
|
||||
yydestruct_ ("Error: discarding lookahead", yyilooka_, &value, &location);
|
||||
yylooka_ = yyempty_;
|
||||
return 1;
|
||||
}
|
||||
|
||||
@@ -775,9 +786,9 @@ yy::]b4_parser_class_name[::yylex_ ()
|
||||
{
|
||||
YYCDEBUG << "Reading a token: ";
|
||||
#if YYLSP_NEEDED
|
||||
looka_ = ]m4_default(b4_prefix, [yy])[lex (&value, &location);
|
||||
yylooka_ = ]m4_default(b4_prefix, [yy])[lex (&value, &location);
|
||||
#else
|
||||
looka_ = ]m4_default(b4_prefix, [yy])[lex (&value);
|
||||
yylooka_ = ]m4_default(b4_prefix, [yy])[lex (&value);
|
||||
#endif
|
||||
}
|
||||
|
||||
@@ -786,29 +797,29 @@ void
|
||||
yy::]b4_parser_class_name[::yyreport_syntax_error_ ()
|
||||
{
|
||||
/* If not already recovering from an error, report this error. */
|
||||
if (!errstatus_)
|
||||
if (!yyerrstatus_)
|
||||
{
|
||||
++nerrs_;
|
||||
++yynerrs_;
|
||||
|
||||
#if YYERROR_VERBOSE
|
||||
n_ = pact_[state_];
|
||||
if (pact_ninf_ < n_ && n_ < last_)
|
||||
yyn_ = yypact_[yystate_];
|
||||
if (yypact_ninf_ < yyn_ && yyn_ < yylast_)
|
||||
{
|
||||
message = "syntax error, unexpected ";
|
||||
message += name_[ilooka_];
|
||||
message += yyname_[yyilooka_];
|
||||
{
|
||||
int count = 0;
|
||||
for (int x = (n_ < 0 ? -n_ : 0); x < ntokens_ + nnts_; ++x)
|
||||
if (check_[x + n_] == x && x != terror_)
|
||||
for (int x = (yyn_ < 0 ? -yyn_ : 0); x < yyntokens_ + yynnts_; ++x)
|
||||
if (yycheck_[x + yyn_] == x && x != yyterror_)
|
||||
++count;
|
||||
if (count < 5)
|
||||
{
|
||||
count = 0;
|
||||
for (int x = (n_ < 0 ? -n_ : 0); x < ntokens_ + nnts_; ++x)
|
||||
if (check_[x + n_] == x && x != terror_)
|
||||
for (int x = (yyn_ < 0 ? -yyn_ : 0); x < yyntokens_ + yynnts_; ++x)
|
||||
if (yycheck_[x + yyn_] == x && x != yyterror_)
|
||||
{
|
||||
message += (!count++) ? ", expecting " : " or ";
|
||||
message += name_[x];
|
||||
message += yyname_[x];
|
||||
}
|
||||
}
|
||||
}
|
||||
@@ -823,9 +834,9 @@ yy::]b4_parser_class_name[::yyreport_syntax_error_ ()
|
||||
|
||||
/* YYPACT[STATE-NUM] -- Index in YYTABLE of the portion describing
|
||||
STATE-NUM. */
|
||||
const ]b4_int_type(b4_pact_ninf, b4_pact_ninf) yy::b4_parser_class_name::pact_ninf_ = b4_pact_ninf[;
|
||||
const ]b4_int_type(b4_pact_ninf, b4_pact_ninf) yy::b4_parser_class_name::yypact_ninf_ = b4_pact_ninf[;
|
||||
const ]b4_int_type_for([b4_pact])[
|
||||
yy::]b4_parser_class_name[::pact_[] =
|
||||
yy::]b4_parser_class_name[::yypact_[] =
|
||||
{
|
||||
]b4_pact[
|
||||
};
|
||||
@@ -834,21 +845,21 @@ yy::]b4_parser_class_name[::pact_[] =
|
||||
doesn't specify something else to do. Zero means the default is an
|
||||
error. */
|
||||
const ]b4_int_type_for([b4_defact])[
|
||||
yy::]b4_parser_class_name[::defact_[] =
|
||||
yy::]b4_parser_class_name[::yydefact_[] =
|
||||
{
|
||||
]b4_defact[
|
||||
};
|
||||
|
||||
/* YYPGOTO[NTERM-NUM]. */
|
||||
const ]b4_int_type_for([b4_pgoto])[
|
||||
yy::]b4_parser_class_name[::pgoto_[] =
|
||||
yy::]b4_parser_class_name[::yypgoto_[] =
|
||||
{
|
||||
]b4_pgoto[
|
||||
};
|
||||
|
||||
/* YYDEFGOTO[NTERM-NUM]. */
|
||||
const ]b4_int_type_for([b4_defgoto])[
|
||||
yy::]b4_parser_class_name[::defgoto_[] =
|
||||
yy::]b4_parser_class_name[::yydefgoto_[] =
|
||||
{
|
||||
]b4_defgoto[
|
||||
};
|
||||
@@ -856,16 +867,16 @@ yy::]b4_parser_class_name[::defgoto_[] =
|
||||
/* YYTABLE[YYPACT[STATE-NUM]]. What to do in state STATE-NUM. If
|
||||
positive, shift that token. If negative, reduce the rule which
|
||||
number is the opposite. If zero, do what YYDEFACT says. */
|
||||
const ]b4_int_type(b4_table_ninf, b4_table_ninf) yy::b4_parser_class_name::table_ninf_ = b4_table_ninf[;
|
||||
const ]b4_int_type(b4_table_ninf, b4_table_ninf) yy::b4_parser_class_name::yytable_ninf_ = b4_table_ninf[;
|
||||
const ]b4_int_type_for([b4_table])[
|
||||
yy::]b4_parser_class_name[::table_[] =
|
||||
yy::]b4_parser_class_name[::yytable_[] =
|
||||
{
|
||||
]b4_table[
|
||||
};
|
||||
|
||||
/* YYCHECK. */
|
||||
const ]b4_int_type_for([b4_check])[
|
||||
yy::]b4_parser_class_name[::check_[] =
|
||||
yy::]b4_parser_class_name[::yycheck_[] =
|
||||
{
|
||||
]b4_check[
|
||||
};
|
||||
@@ -873,16 +884,16 @@ yy::]b4_parser_class_name[::check_[] =
|
||||
/* STOS_[STATE-NUM] -- The (internal number of the) accessing
|
||||
symbol of state STATE-NUM. */
|
||||
const ]b4_int_type_for([b4_stos])[
|
||||
yy::]b4_parser_class_name[::stos_[] =
|
||||
yy::]b4_parser_class_name[::yystos_[] =
|
||||
{
|
||||
]b4_stos[
|
||||
};
|
||||
|
||||
#if YYDEBUG
|
||||
/* TOKEN_NUMBER_[YYLEX-NUM] -- Internal token number corresponding
|
||||
/* TOKEN_NUMBER_[YYLEX-NUM] -- Internal symbol number corresponding
|
||||
to YYLEX-NUM. */
|
||||
const ]b4_int_type_for([b4_toknum])[
|
||||
yy::]b4_parser_class_name[::token_number_[] =
|
||||
yy::]b4_parser_class_name[::yytoken_number_[] =
|
||||
{
|
||||
]b4_toknum[
|
||||
};
|
||||
@@ -890,23 +901,23 @@ yy::]b4_parser_class_name[::token_number_[] =
|
||||
|
||||
/* YYR1[YYN] -- Symbol number of symbol that rule YYN derives. */
|
||||
const ]b4_int_type_for([b4_r1])[
|
||||
yy::]b4_parser_class_name[::r1_[] =
|
||||
yy::]b4_parser_class_name[::yyr1_[] =
|
||||
{
|
||||
]b4_r1[
|
||||
};
|
||||
|
||||
/* YYR2[YYN] -- Number of symbols composing right hand side of rule YYN. */
|
||||
const ]b4_int_type_for([b4_r2])[
|
||||
yy::]b4_parser_class_name[::r2_[] =
|
||||
yy::]b4_parser_class_name[::yyr2_[] =
|
||||
{
|
||||
]b4_r2[
|
||||
};
|
||||
|
||||
#if YYDEBUG || YYERROR_VERBOSE
|
||||
/* YYTNAME[SYMBOL-NUM] -- String name of the symbol SYMBOL-NUM.
|
||||
First, the terminals, then, starting at NTOKENS_, nonterminals. */
|
||||
First, the terminals, then, starting at \a yyntokens_, nonterminals. */
|
||||
const char*
|
||||
const yy::]b4_parser_class_name[::name_[] =
|
||||
const yy::]b4_parser_class_name[::yyname_[] =
|
||||
{
|
||||
]b4_tname[
|
||||
};
|
||||
@@ -915,7 +926,7 @@ const yy::]b4_parser_class_name[::name_[] =
|
||||
#if YYDEBUG
|
||||
/* YYRHS -- A `-1'-separated list of the rules' RHS. */
|
||||
const yy::]b4_parser_class_name[::RhsNumberType
|
||||
yy::]b4_parser_class_name[::rhs_[] =
|
||||
yy::]b4_parser_class_name[::yyrhs_[] =
|
||||
{
|
||||
]b4_rhs[
|
||||
};
|
||||
@@ -923,41 +934,41 @@ yy::]b4_parser_class_name[::rhs_[] =
|
||||
/* YYPRHS[YYN] -- Index of the first RHS symbol of rule number YYN in
|
||||
YYRHS. */
|
||||
const ]b4_int_type_for([b4_prhs])[
|
||||
yy::]b4_parser_class_name[::prhs_[] =
|
||||
yy::]b4_parser_class_name[::yyprhs_[] =
|
||||
{
|
||||
]b4_prhs[
|
||||
};
|
||||
|
||||
/* YYRLINE[YYN] -- source line where rule number YYN was defined. */
|
||||
/* YYRLINE[YYN] -- Source line where rule number YYN was defined. */
|
||||
const ]b4_int_type_for([b4_rline])[
|
||||
yy::]b4_parser_class_name[::rline_[] =
|
||||
yy::]b4_parser_class_name[::yyrline_[] =
|
||||
{
|
||||
]b4_rline[
|
||||
};
|
||||
|
||||
/// Print the state stack on the debug stream.
|
||||
// Print the state stack on the debug stream.
|
||||
void
|
||||
yy::]b4_parser_class_name[::yystack_print_ ()
|
||||
{
|
||||
*yycdebug_ << "Stack now";
|
||||
for (StateStack::const_iterator i = state_stack_.begin ();
|
||||
i != state_stack_.end (); ++i)
|
||||
for (StateStack::const_iterator i = yystate_stack_.begin ();
|
||||
i != yystate_stack_.end (); ++i)
|
||||
*yycdebug_ << ' ' << *i;
|
||||
*yycdebug_ << std::endl;
|
||||
}
|
||||
|
||||
/// Report on the debug stream that the rule \a yyrule is going to be reduced.
|
||||
// Report on the debug stream that the rule \a yyrule is going to be reduced.
|
||||
void
|
||||
yy::]b4_parser_class_name[::yyreduce_print_ (int yyrule)
|
||||
{
|
||||
unsigned int yylno = rline_[yyrule];
|
||||
unsigned int yylno = yyrline_[yyrule];
|
||||
/* Print the symbols being reduced, and their result. */
|
||||
*yycdebug_ << "Reducing stack by rule " << n_ - 1
|
||||
*yycdebug_ << "Reducing stack by rule " << yyn_ - 1
|
||||
<< " (line " << yylno << "), ";
|
||||
for (]b4_int_type_for([b4_prhs])[ i = prhs_[n_];
|
||||
0 <= rhs_[i]; ++i)
|
||||
*yycdebug_ << name_[rhs_[i]] << ' ';
|
||||
*yycdebug_ << "-> " << name_[r1_[n_]] << std::endl;
|
||||
for (]b4_int_type_for([b4_prhs])[ i = yyprhs_[yyn_];
|
||||
0 <= yyrhs_[i]; ++i)
|
||||
*yycdebug_ << yyname_[yyrhs_[i]] << ' ';
|
||||
*yycdebug_ << "-> " << yyname_[yyr1_[yyn_]] << std::endl;
|
||||
}
|
||||
#endif // YYDEBUG
|
||||
|
||||
@@ -971,23 +982,23 @@ yy::]b4_parser_class_name[::yytranslate_ (int token)
|
||||
{
|
||||
]b4_translate[
|
||||
};
|
||||
if ((unsigned int) token <= user_token_number_max_)
|
||||
if ((unsigned int) token <= yyuser_token_number_max_)
|
||||
return translate_table[token];
|
||||
else
|
||||
return undef_token_;
|
||||
return yyundef_token_;
|
||||
}
|
||||
|
||||
const int yy::]b4_parser_class_name[::eof_ = 0;
|
||||
const int yy::]b4_parser_class_name[::last_ = ]b4_last[;
|
||||
const int yy::]b4_parser_class_name[::nnts_ = ]b4_nterms_number[;
|
||||
const int yy::]b4_parser_class_name[::empty_ = -2;
|
||||
const int yy::]b4_parser_class_name[::final_ = ]b4_final_state_number[;
|
||||
const int yy::]b4_parser_class_name[::terror_ = 1;
|
||||
const int yy::]b4_parser_class_name[::errcode_ = 256;
|
||||
const int yy::]b4_parser_class_name[::ntokens_ = ]b4_tokens_number[;
|
||||
const int yy::]b4_parser_class_name[::yyeof_ = 0;
|
||||
const int yy::]b4_parser_class_name[::yylast_ = ]b4_last[;
|
||||
const int yy::]b4_parser_class_name[::yynnts_ = ]b4_nterms_number[;
|
||||
const int yy::]b4_parser_class_name[::yyempty_ = -2;
|
||||
const int yy::]b4_parser_class_name[::yyfinal_ = ]b4_final_state_number[;
|
||||
const int yy::]b4_parser_class_name[::yyterror_ = 1;
|
||||
const int yy::]b4_parser_class_name[::yyerrcode_ = 256;
|
||||
const int yy::]b4_parser_class_name[::yyntokens_ = ]b4_tokens_number[;
|
||||
|
||||
const unsigned int yy::]b4_parser_class_name[::user_token_number_max_ = ]b4_user_token_number_max[;
|
||||
const yy::]b4_parser_class_name[::TokenNumberType yy::]b4_parser_class_name[::undef_token_ = ]b4_undef_token_number[;
|
||||
const unsigned int yy::]b4_parser_class_name[::yyuser_token_number_max_ = ]b4_user_token_number_max[;
|
||||
const yy::]b4_parser_class_name[::TokenNumberType yy::]b4_parser_class_name[::yyundef_token_ = ]b4_undef_token_number[;
|
||||
|
||||
]b4_epilogue
|
||||
dnl
|
||||
|
||||
Reference in New Issue
Block a user