Use strict on bench.pl.

[bison.git] / data / lalr1.java

diff --git a/data/lalr1.java b/data/lalr1.java
index 89d4b1eac33f9ebfca874450434089a29bbc95b9..c855a75fc9833596eb8971234dca18d6f4bc4f0e 100644 (file)
--- a/data/lalr1.java
+++ b/data/lalr1.java
@@ -1,6 +1,6 @@
 # Java skeleton for Bison -*- autoconf -*-
 
 # Java skeleton for Bison -*- autoconf -*-
 

-# Copyright (C) 2007 Free Software Foundation, Inc.
+# Copyright (C) 2007, 2008 Free Software Foundation, Inc.

 
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
 
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by


@@ -23,20 +23,26 @@ m4_ifval(m4_defn([b4_symbol_destructors]),
         [])
 
 m4_divert_push(0)dnl
         [])
 
 m4_divert_push(0)dnl

-@output(b4_parser_file_name@)
+@output(b4_parser_file_name@)@

 b4_copyright([Skeleton implementation for Bison LALR(1) parsers in Java],
 b4_copyright([Skeleton implementation for Bison LALR(1) parsers in Java],

-  [2007])
+  [2007, 2008])

 
 b4_percent_define_ifdef([package], [package b4_percent_define_get([package]);
 ])[/* First part of user declarations.  */
 ]b4_pre_prologue
 b4_percent_code_get([[imports]])
 [/**
 
 b4_percent_define_ifdef([package], [package b4_percent_define_get([package]);
 ])[/* First part of user declarations.  */
 ]b4_pre_prologue
 b4_percent_code_get([[imports]])
 [/**

- * A Bison parser, automatically generated from <tt>@ofile@</tt>.
+ * A Bison parser, automatically generated from <tt>]m4_bpatsubst(b4_file_name, [^"\(.*\)"$], [\1])[</tt>.

  *
  * @@author LALR (1) parser skeleton written by Paolo Bonzini.
  */
  *
  * @@author LALR (1) parser skeleton written by Paolo Bonzini.
  */

-]b4_public_if([public ])b4_abstract_if([abstract ])[class ]b4_parser_class_name[
+]b4_public_if([public ])dnl
+b4_abstract_if([abstract ])dnl
+b4_final_if([final ])dnl
+b4_strictfp_if([strictfp ])dnl
+[class ]b4_parser_class_name[]dnl
+b4_percent_define_get3([extends], [ extends ])dnl
+b4_percent_define_get3([implements], [ implements ])[

 {
   ]b4_identification[
 
 {
   ]b4_identification[
 


@@ -57,7 +63,7 @@ b4_locations_if([[
     public ]b4_position_type[ end;
 
     /**
     public ]b4_position_type[ end;
 
     /**

-     * Create a ]b4_location_type[ denoting an empty range located at
+     * Create a <code>]b4_location_type[</code> denoting an empty range located at

      * a given point.
      * @@param loc The position at which the range is anchored.  */
     public ]b4_location_type[ (]b4_position_type[ loc) {
      * a given point.
      * @@param loc The position at which the range is anchored.  */
     public ]b4_location_type[ (]b4_position_type[ loc) {


@@ -67,7 +73,7 @@ b4_locations_if([[
     /**
      * Create a <code>]b4_location_type[</code> from the endpoints of the range.
      * @@param begin The first position included in the range.
     /**
      * Create a <code>]b4_location_type[</code> from the endpoints of the range.
      * @@param begin The first position included in the range.

-     * @@param begin The first position beyond the range.  */
+     * @@param end   The first position beyond the range.  */

     public ]b4_location_type[ (]b4_position_type[ begin, ]b4_position_type[ end) {
       this.begin = begin;
       this.end = end;
     public ]b4_location_type[ (]b4_position_type[ begin, ]b4_position_type[ end) {
       this.begin = begin;
       this.end = end;


@@ -99,7 +105,7 @@ b4_token_enums(b4_tokens)
       return new ]b4_location_type[ (rhs.locationAt (1).begin, rhs.locationAt (n).end);
     else
       return new ]b4_location_type[ (rhs.locationAt (0).end);
       return new ]b4_location_type[ (rhs.locationAt (1).begin, rhs.locationAt (n).end);
     else
       return new ]b4_location_type[ (rhs.locationAt (0).end);

-  }]])
+  }]])[

 
   /**
    * Communication interface between the scanner and the Bison-generated
 
   /**
    * Communication interface between the scanner and the Bison-generated


@@ -124,16 +130,15 @@ b4_token_enums(b4_tokens)
     /**
      * Entry point for the scanner.  Returns the token identifier corresponding
      * to the next token and prepares to return the semantic value
     /**
      * Entry point for the scanner.  Returns the token identifier corresponding
      * to the next token and prepares to return the semantic value

-     * ]b4_locations_if([and beginning/ending positions ])[of the token. 
+     * ]b4_locations_if([and beginning/ending positions ])[of the token.

      * @@return the token identifier corresponding to the next token. */
     int yylex () ]b4_maybe_throws([b4_lex_throws])[;
 
     /**
      * Entry point for error reporting.  Emits an error
      * @@return the token identifier corresponding to the next token. */
     int yylex () ]b4_maybe_throws([b4_lex_throws])[;
 
     /**
      * Entry point for error reporting.  Emits an error

-     * ]b4_locations_if([ referring to the given location])[in a user-defined
-     * way.
+     * ]b4_locations_if([referring to the given location ])[in a user-defined way.

      *
      *

-     * ]b4_locations_if([loc], [[The location of the element to which the
+     * ]b4_locations_if([[@@param loc The location of the element to which the

      *                error message is related]])[
      * @@param s The string for the error message.  */
      void yyerror (]b4_locations_if([b4_location_type[ loc, ]])[String s);]
      *                error message is related]])[
      * @@param s The string for the error message.  */
      void yyerror (]b4_locations_if([b4_location_type[ loc, ]])[String s);]


@@ -160,7 +165,7 @@ b4_lexer_if([[
 
   /**
    * Instantiates the Bison-generated parser.
 
   /**
    * Instantiates the Bison-generated parser.

-   * @@param yylex The scanner that will supply tokens to the parser.
+   * @@param yylexer The scanner that will supply tokens to the parser.

    */
   b4_lexer_if([[protected]], [[public]]) b4_parser_class_name[ (]b4_parse_param_decl([[Lexer yylexer]])[) {
     this.yylexer = yylexer;
    */
   b4_lexer_if([[protected]], [[public]]) b4_parser_class_name[ (]b4_parse_param_decl([[Lexer yylexer]])[) {
     this.yylexer = yylexer;


@@ -205,7 +210,7 @@ b4_lexer_if([[
 
   ]b4_locations_if([
   protected final void yyerror (String s) {
 
   ]b4_locations_if([
   protected final void yyerror (String s) {

-    yylexer.yyerror ((Location)null, s);
+    yylexer.yyerror ((]b4_location_type[)null, s);

   }
   protected final void yyerror (]b4_position_type[ loc, String s) {
     yylexer.yyerror (new ]b4_location_type[ (loc), s);
   }
   protected final void yyerror (]b4_position_type[ loc, String s) {
     yylexer.yyerror (new ]b4_location_type[ (loc), s);


@@ -223,11 +228,11 @@ b4_lexer_if([[
 
     public int size = 16;
     public int height = -1;
 
     public int size = 16;
     public int height = -1;

-    
+

     public final void push (int state, ]b4_yystype[ value]dnl
     public final void push (int state, ]b4_yystype[ value]dnl

-                           b4_locations_if([, ]b4_location_type[ loc])[) {
+                           b4_locations_if([, ]b4_location_type[ loc])[) {

       height++;
       height++;

-      if (size == height) 
+      if (size == height)

         {
          int[] newStateStack = new int[size * 2];
          System.arraycopy (stateStack, 0, newStateStack, 0, height);
         {
          int[] newStateStack = new int[size * 2];
          System.arraycopy (stateStack, 0, newStateStack, 0, height);


@@ -236,7 +241,7 @@ b4_lexer_if([[
          ]b4_location_type[[] newLocStack = new ]b4_location_type[[size * 2];
          System.arraycopy (locStack, 0, newLocStack, 0, height);
          locStack = newLocStack;]])
          ]b4_location_type[[] newLocStack = new ]b4_location_type[[size * 2];
          System.arraycopy (locStack, 0, newLocStack, 0, height);
          locStack = newLocStack;]])

-         
+

          b4_yystype[[] newValueStack = new ]b4_yystype[[size * 2];
          System.arraycopy (valueStack, 0, newValueStack, 0, height);
          valueStack = newValueStack;
          b4_yystype[[] newValueStack = new ]b4_yystype[[size * 2];
          System.arraycopy (valueStack, 0, newValueStack, 0, height);
          valueStack = newValueStack;


@@ -278,7 +283,7 @@ b4_lexer_if([[
     public void print (java.io.PrintStream out)
     {
       out.print ("Stack now");
     public void print (java.io.PrintStream out)
     {
       out.print ("Stack now");

-      
+

       for (int i = 0; i < height; i++)
         {
          out.print (' ');
       for (int i = 0; i < height; i++)
         {
          out.print (' ');


@@ -325,14 +330,14 @@ b4_lexer_if([[
     return yyerrstatus_ == 0;
   }
 
     return yyerrstatus_ == 0;
   }
 

-  private int yyaction (int yyn, YYStack yystack, int yylen)
+  private int yyaction (int yyn, YYStack yystack, int yylen) ]b4_maybe_throws([b4_throws])[

   {
     ]b4_yystype[ yyval;
     ]b4_locations_if([b4_location_type[ yyloc = yylloc (yystack, yylen);]])[
 
     /* If YYLEN is nonzero, implement the default value of the action:
        `$$ = $1'.  Otherwise, use the top of the stack.
   {
     ]b4_yystype[ yyval;
     ]b4_locations_if([b4_location_type[ yyloc = yylloc (yystack, yylen);]])[
 
     /* If YYLEN 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.  */
        Otherwise, the following line sets YYVAL to garbage.
        This behavior is undocumented and Bison
        users should not rely upon it.  */


@@ -340,7 +345,7 @@ b4_lexer_if([[
       yyval = yystack.valueAt (yylen - 1);
     else
       yyval = yystack.valueAt (0);
       yyval = yystack.valueAt (yylen - 1);
     else
       yyval = yystack.valueAt (0);

-    
+

     yy_reduce_print (yyn, yystack);
 
     switch (yyn)
     yy_reduce_print (yyn, yystack);
 
     switch (yyn)


@@ -414,7 +419,7 @@ b4_lexer_if([[
     yycdebug (s + (yytype < yyntokens_ ? " token " : " nterm ")
              + yytname_[yytype] + " ("]b4_locations_if([
              + yylocationp + ": "])[
     yycdebug (s + (yytype < yyntokens_ ? " token " : " nterm ")
              + yytname_[yytype] + " ("]b4_locations_if([
              + yylocationp + ": "])[

-             + (yyvaluep == null ? "(null)" : yyvaluep) + ")");
+             + (yyvaluep == null ? "(null)" : yyvaluep.toString ()) + ")");

   }
 
   /**
   }
 
   /**


@@ -424,7 +429,7 @@ b4_lexer_if([[
    * @@return <tt>true</tt> if the parsing succeeds.  Note that this does not
    *          imply that there were no syntax errors.
    */
    * @@return <tt>true</tt> if the parsing succeeds.  Note that this does not
    *          imply that there were no syntax errors.
    */

-  public boolean parse () ]b4_maybe_throws([b4_throws])[
+  public boolean parse () ]b4_maybe_throws([b4_list2([b4_lex_throws], [b4_throws])])[

   {
     /// Lookahead and lookahead in internal form.
     int yychar = yyempty_;
   {
     /// Lookahead and lookahead in internal form.
     int yychar = yyempty_;


@@ -477,11 +482,11 @@ m4_popdef([b4_at_dollar])])dnl
         yycdebug ("Entering state " + yystate + "\n");
         if (yydebug > 0)
           yystack.print (yyDebugStream);
         yycdebug ("Entering state " + yystate + "\n");
         if (yydebug > 0)
           yystack.print (yyDebugStream);

-    
+

         /* Accept?  */
         if (yystate == yyfinal_)
           return true;
         /* Accept?  */
         if (yystate == yyfinal_)
           return true;

-    
+

         /* Take a decision.  First try without lookahead.  */
         yyn = yypact_[yystate];
         if (yyn == yypact_ninf_)
         /* Take a decision.  First try without lookahead.  */
         yyn = yypact_[yystate];
         if (yyn == yypact_ninf_)


@@ -489,7 +494,7 @@ m4_popdef([b4_at_dollar])])dnl
             label = YYDEFAULT;
            break;
           }
             label = YYDEFAULT;
            break;
           }

-    
+

         /* Read a lookahead token.  */
         if (yychar == yyempty_)
           {
         /* Read a lookahead token.  */
         if (yychar == yyempty_)
           {


@@ -497,10 +502,10 @@ m4_popdef([b4_at_dollar])])dnl
            yychar = yylex ();]
             b4_locations_if([[
            yylloc = new ]b4_location_type[(yylexer.getStartPos (),
            yychar = yylex ();]
             b4_locations_if([[
            yylloc = new ]b4_location_type[(yylexer.getStartPos (),

-                                           yylexer.getEndPos ());]])
+                                           yylexer.getEndPos ());]])

             yylval = yylexer.getLVal ();[
           }
             yylval = yylexer.getLVal ();[
           }

-    
+

         /* Convert token to internal form.  */
         if (yychar <= EOF)
           {
         /* Convert token to internal form.  */
         if (yychar <= EOF)
           {


@@ -511,15 +516,15 @@ m4_popdef([b4_at_dollar])])dnl
           {
            yytoken = yytranslate_ (yychar);
            yy_symbol_print ("Next token is", yytoken,
           {
            yytoken = yytranslate_ (yychar);
            yy_symbol_print ("Next token is", yytoken,

-                            yylval]b4_locations_if([, yylloc])[);
+                            yylval]b4_locations_if([, yylloc])[);

           }
           }

-    
+

         /* If the proper action on seeing token YYTOKEN is to reduce or to
            detect an error, take that action.  */
         yyn += yytoken;
         if (yyn < 0 || yylast_ < yyn || yycheck_[yyn] != yytoken)
           label = YYDEFAULT;
         /* If the proper action on seeing token YYTOKEN is to reduce or to
            detect an error, take that action.  */
         yyn += yytoken;
         if (yyn < 0 || yylast_ < yyn || yycheck_[yyn] != yytoken)
           label = YYDEFAULT;

-    
+

         /* <= 0 means reduce or error.  */
         else if ((yyn = yytable_[yyn]) <= 0)
           {
         /* <= 0 means reduce or error.  */
         else if ((yyn = yytable_[yyn]) <= 0)
           {


@@ -531,27 +536,27 @@ m4_popdef([b4_at_dollar])])dnl
                label = YYREDUCE;
              }
           }
                label = YYREDUCE;
              }
           }

-    
+

         else
           {
             /* Shift the lookahead token.  */
            yy_symbol_print ("Shifting", yytoken,
         else
           {
             /* Shift the lookahead token.  */
            yy_symbol_print ("Shifting", yytoken,

-                            yylval]b4_locations_if([, yylloc])[);
-    
+                            yylval]b4_locations_if([, yylloc])[);
+

             /* Discard the token being shifted.  */
             yychar = yyempty_;
             /* Discard the token being shifted.  */
             yychar = yyempty_;

-    
+

             /* Count tokens shifted since error; after three, turn off error
                status.  */
             if (yyerrstatus_ > 0)
               --yyerrstatus_;
             /* Count tokens shifted since error; after three, turn off error
                status.  */
             if (yyerrstatus_ > 0)
               --yyerrstatus_;

-    
+

             yystate = yyn;
             yystack.push (yystate, yylval]b4_locations_if([, yylloc])[);
             label = YYNEWSTATE;
           }
         break;
             yystate = yyn;
             yystack.push (yystate, yylval]b4_locations_if([, yylloc])[);
             label = YYNEWSTATE;
           }
         break;

-    
+

       /*-----------------------------------------------------------.
       | yydefault -- do the default action for the current state.  |
       `-----------------------------------------------------------*/
       /*-----------------------------------------------------------.
       | yydefault -- do the default action for the current state.  |
       `-----------------------------------------------------------*/


@@ -562,7 +567,7 @@ m4_popdef([b4_at_dollar])])dnl
         else
           label = YYREDUCE;
         break;
         else
           label = YYREDUCE;
         break;

-    
+

       /*-----------------------------.
       | yyreduce -- Do a reduction.  |
       `-----------------------------*/
       /*-----------------------------.
       | yyreduce -- Do a reduction.  |
       `-----------------------------*/


@@ -571,7 +576,7 @@ m4_popdef([b4_at_dollar])])dnl
         label = yyaction (yyn, yystack, yylen);
        yystate = yystack.stateAt (0);
         break;
         label = yyaction (yyn, yystack, yylen);
        yystate = yystack.stateAt (0);
         break;

-    
+

       /*------------------------------------.
       | yyerrlab -- here on detecting error |
       `------------------------------------*/
       /*------------------------------------.
       | yyerrlab -- here on detecting error |
       `------------------------------------*/


@@ -582,13 +587,13 @@ m4_popdef([b4_at_dollar])])dnl
            ++yynerrs_;
            yyerror (]b4_locations_if([yylloc, ])[yysyntax_error (yystate, yytoken));
           }
            ++yynerrs_;
            yyerror (]b4_locations_if([yylloc, ])[yysyntax_error (yystate, yytoken));
           }

-    
+

         ]b4_locations_if([yyerrloc = yylloc;])[
         if (yyerrstatus_ == 3)
           {
            /* If just tried and failed to reuse lookahead token after an
             error, discard it.  */
         ]b4_locations_if([yyerrloc = yylloc;])[
         if (yyerrstatus_ == 3)
           {
            /* If just tried and failed to reuse lookahead token after an
             error, discard it.  */

-    
+

            if (yychar <= EOF)
              {
              /* Return failure if at end of input.  */
            if (yychar <= EOF)
              {
              /* Return failure if at end of input.  */


@@ -598,17 +603,17 @@ m4_popdef([b4_at_dollar])])dnl
            else
              yychar = yyempty_;
           }
            else
              yychar = yyempty_;
           }

-    
+

         /* Else will try to reuse lookahead token after shifting the error
            token.  */
         label = YYERRLAB1;
         break;
         /* Else will try to reuse lookahead token after shifting the error
            token.  */
         label = YYERRLAB1;
         break;

-    
+

       /*---------------------------------------------------.
       | errorlab -- error raised explicitly by YYERROR.  |
       `---------------------------------------------------*/
       case YYERROR:
       /*---------------------------------------------------.
       | errorlab -- error raised explicitly by YYERROR.  |
       `---------------------------------------------------*/
       case YYERROR:

-    
+

         ]b4_locations_if([yyerrloc = yystack.locationAt (yylen - 1);])[
         /* Do not reclaim the symbols of the rule which action triggered
            this YYERROR.  */
         ]b4_locations_if([yyerrloc = yystack.locationAt (yylen - 1);])[
         /* Do not reclaim the symbols of the rule which action triggered
            this YYERROR.  */


@@ -617,13 +622,13 @@ m4_popdef([b4_at_dollar])])dnl
         yystate = yystack.stateAt (0);
         label = YYERRLAB1;
         break;
         yystate = yystack.stateAt (0);
         label = YYERRLAB1;
         break;

-    
+

       /*-------------------------------------------------------------.
       | yyerrlab1 -- common code for both syntax error and YYERROR.  |
       `-------------------------------------------------------------*/
       case YYERRLAB1:
         yyerrstatus_ = 3;      /* Each real token shifted decrements this.  */
       /*-------------------------------------------------------------.
       | yyerrlab1 -- common code for both syntax error and YYERROR.  |
       `-------------------------------------------------------------*/
       case YYERRLAB1:
         yyerrstatus_ = 3;      /* Each real token shifted decrements this.  */

-    
+

         for (;;)
           {
            yyn = yypact_[yystate];
         for (;;)
           {
            yyn = yypact_[yystate];


@@ -637,18 +642,18 @@ m4_popdef([b4_at_dollar])])dnl
                      break;
                  }
              }
                      break;
                  }
              }

-    
+

            /* Pop the current state because it cannot handle the error token.  */
            if (yystack.height == 1)
              return false;
            /* Pop the current state because it cannot handle the error token.  */
            if (yystack.height == 1)
              return false;

-    
+

            ]b4_locations_if([yyerrloc = yystack.locationAt (0);])[
            yystack.pop ();
            yystate = yystack.stateAt (0);
            if (yydebug > 0)
              yystack.print (yyDebugStream);
           }
            ]b4_locations_if([yyerrloc = yystack.locationAt (0);])[
            yystack.pop ();
            yystate = yystack.stateAt (0);
            if (yydebug > 0)
              yystack.print (yyDebugStream);
           }

-    
+

        ]b4_locations_if([
        /* Muck with the stack to setup for yylloc.  */
        yystack.push (0, null, yylloc);
        ]b4_locations_if([
        /* Muck with the stack to setup for yylloc.  */
        yystack.push (0, null, yylloc);


@@ -659,16 +664,16 @@ m4_popdef([b4_at_dollar])])dnl
         /* Shift the error token.  */
         yy_symbol_print ("Shifting", yystos_[yyn],
                         yylval]b4_locations_if([, yyloc])[);
         /* Shift the error token.  */
         yy_symbol_print ("Shifting", yystos_[yyn],
                         yylval]b4_locations_if([, yyloc])[);

-    
+

         yystate = yyn;
        yystack.push (yyn, yylval]b4_locations_if([, yyloc])[);
         label = YYNEWSTATE;
         break;
         yystate = yyn;
        yystack.push (yyn, yylval]b4_locations_if([, yyloc])[);
         label = YYNEWSTATE;
         break;

-    
+

         /* Accept.  */
       case YYACCEPT:
         return true;
         /* Accept.  */
       case YYACCEPT:
         return true;

-    
+

         /* Abort.  */
       case YYABORT:
         return false;
         /* Abort.  */
       case YYABORT:
         return false;


@@ -837,7 +842,7 @@ m4_popdef([b4_at_dollar])])dnl
     for (int yyi = 0; yyi < yynrhs; yyi++)
       yy_symbol_print ("   $" + (yyi + 1) + " =",
                       yyrhs_[yyprhs_[yyrule] + yyi],
     for (int yyi = 0; yyi < yynrhs; yyi++)
       yy_symbol_print ("   $" + (yyi + 1) + " =",
                       yyrhs_[yyprhs_[yyrule] + yyi],

-                      ]b4_rhs_value(yynrhs, yyi + 1)b4_locations_if([, 
+                      ]b4_rhs_value(yynrhs, yyi + 1)b4_locations_if([,

                       b4_rhs_location(yynrhs, yyi + 1)])[);
   }
 
                       b4_rhs_location(yynrhs, yyi + 1)])[);
   }