fix: uniqstr are already pointers

[bison.git] / tests / calc.at

diff --git a/tests/calc.at b/tests/calc.at
index 2f35713710ea1e74e91b90c6c2b7cbb9afa481cd..b739a7f324dcb94d6d86d84121c0af83b450a457 100644 (file)
--- a/tests/calc.at
+++ b/tests/calc.at
@@ -1,6 +1,6 @@
 # Simple calculator.                         -*- Autotest -*-
 
 # Simple calculator.                         -*- Autotest -*-
 

-# Copyright (C) 2000-2012 Free Software Foundation, Inc.
+# Copyright (C) 2000-2013 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


@@ -27,27 +27,92 @@
 
 # _AT_DATA_CALC_Y($1, $2, $3, [BISON-DIRECTIVES])
 # -----------------------------------------------
 
 # _AT_DATA_CALC_Y($1, $2, $3, [BISON-DIRECTIVES])
 # -----------------------------------------------

-# Produce `calc.y' and, if %defines was specified, `calc-lex.c' or
-# `calc-lex.cc'.
+# Produce 'calc.y' and, if %defines was specified, 'calc-lex.c' or
+# 'calc-lex.cc'.

 #
 # Don't call this macro directly, because it contains some occurrences
 #
 # Don't call this macro directly, because it contains some occurrences

-# of `$1' etc. which will be interpreted by m4.  So you should call it
+# of '$1' etc. which will be interpreted by m4.  So you should call it

 # with $1, $2, and $3 as arguments, which is what AT_DATA_CALC_Y does.
 # with $1, $2, and $3 as arguments, which is what AT_DATA_CALC_Y does.

+#
+# When %defines is not passed, generate a single self-contained file.
+# Otherwise, generate three: calc.y with the parser, calc-lex.c with
+# the scanner, and calc-main.c with "main()".  This is in order to
+# stress the use of the generated parser header.  To avoid code
+# duplication, AT_CALC_LEX and AT_CALC_MAIN contain the body of these
+# two later files.

 m4_define([_AT_DATA_CALC_Y],
 [m4_if([$1$2$3], $[1]$[2]$[3], [],
        [m4_fatal([$0: Invalid arguments: $@])])dnl
 m4_define([_AT_DATA_CALC_Y],
 [m4_if([$1$2$3], $[1]$[2]$[3], [],
        [m4_fatal([$0: Invalid arguments: $@])])dnl

+
+m4_pushdef([AT_CALC_MAIN],
+[#include <assert.h>
+#include <unistd.h>
+
+AT_SKEL_CC_IF([[
+/* A C++ ]AT_NAME_PREFIX[parse that simulates the C signature.  */
+int
+]AT_NAME_PREFIX[parse (]AT_PARAM_IF([semantic_value *result, int *count]))[
+{
+  ]AT_NAME_PREFIX[::parser parser]AT_PARAM_IF([ (result, count)])[;
+#if ]AT_API_PREFIX[DEBUG
+  parser.set_debug_level (1);
+#endif
+  return parser.parse ();
+}
+]])[
+
+semantic_value global_result = 0;
+int global_count = 0;
+
+/* A C main function.  */
+int
+main (int argc, const char **argv)
+{
+  semantic_value result = 0;
+  int count = 0;
+  int status;
+
+  /* This used to be alarm (10), but that isn't enough time for a July
+     1995 vintage DEC Alphastation 200 4/100 system, according to
+     Nelson H. F. Beebe.  100 seconds was enough for regular users,
+     but the Hydra build farm, which is heavily loaded needs more.  */
+
+  alarm (200);
+
+  if (argc == 2)
+    input = fopen (argv[1], "r");
+  else
+    input = stdin;
+
+  if (!input)
+    {
+      perror (argv[1]);
+      return 3;
+    }
+
+]AT_SKEL_CC_IF([], [AT_DEBUG_IF([  ]AT_NAME_PREFIX[debug = 1;])])[
+  status = ]AT_NAME_PREFIX[parse (]AT_PARAM_IF([[&result, &count]])[);
+  if (fclose (input))
+    perror ("fclose");
+  assert (global_result == result);
+  assert (global_count == count);
+  return status;
+}
+]])
+
+

 m4_pushdef([AT_CALC_LEX],
 [[#include <ctype.h>
 
 m4_pushdef([AT_CALC_LEX],
 [[#include <ctype.h>
 

-int ]AT_NAME_PREFIX[lex (]AT_LEX_FORMALS[);
-static int get_char (]AT_LEX_FORMALS[);
-static void unget_char (]AT_LEX_PRE_FORMALS[ int c);
+]AT_YYLEX_DECLARE_EXTERN[
+static int get_char (]AT_YYLEX_FORMALS[);
+static void unget_char (]AT_YYLEX_PRE_FORMALS[ int c);

 
 ]AT_LOCATION_IF([
 
 ]AT_LOCATION_IF([

-static YYLTYPE last_yylloc;
+static AT_YYLTYPE last_yylloc;

 ])[
 static int
 ])[
 static int

-get_char (]AT_LEX_FORMALS[)
+get_char (]AT_YYLEX_FORMALS[)

 {
   int res = getc (input);
   ]AT_USE_LEX_ARGS[;
 {
   int res = getc (input);
   ]AT_USE_LEX_ARGS[;


@@ -65,37 +130,37 @@ get_char (]AT_LEX_FORMALS[)
 }
 
 static void
 }
 
 static void

-unget_char (]AT_LEX_PRE_FORMALS[ int c)
+unget_char (]AT_YYLEX_PRE_FORMALS[ int c)

 {
   ]AT_USE_LEX_ARGS[;
 ]AT_LOCATION_IF([
 {
   ]AT_USE_LEX_ARGS[;
 ]AT_LOCATION_IF([

-  /* Wrong when C == `\n'. */
+  /* Wrong when C == '\n'. */

   AT_LOC = last_yylloc;
 ])[
   ungetc (c, input);
 }
 
 static int
   AT_LOC = last_yylloc;
 ])[
   ungetc (c, input);
 }
 
 static int

-read_signed_integer (]AT_LEX_FORMALS[)
+read_signed_integer (]AT_YYLEX_FORMALS[)

 {
 {

-  int c = get_char (]AT_LEX_ARGS[);
+  int c = get_char (]AT_YYLEX_ARGS[);

   int sign = 1;
   int n = 0;
 
   ]AT_USE_LEX_ARGS[;
   if (c == '-')
     {
   int sign = 1;
   int n = 0;
 
   ]AT_USE_LEX_ARGS[;
   if (c == '-')
     {

-      c = get_char (]AT_LEX_ARGS[);
+      c = get_char (]AT_YYLEX_ARGS[);

       sign = -1;
     }
 
   while (isdigit (c))
     {
       n = 10 * n + (c - '0');
       sign = -1;
     }
 
   while (isdigit (c))
     {
       n = 10 * n + (c - '0');

-      c = get_char (]AT_LEX_ARGS[);
+      c = get_char (]AT_YYLEX_ARGS[);

     }
 
     }
 

-  unget_char (]AT_LEX_PRE_ARGS[ c);
+  unget_char (]AT_YYLEX_PRE_ARGS[ c);

 
   return sign * n;
 }
 
   return sign * n;
 }


@@ -107,21 +172,9 @@ read_signed_integer (]AT_LEX_FORMALS[)
 | blanks and tabs, returns 0 for EOF.                            |
 `---------------------------------------------------------------*/
 
 | blanks and tabs, returns 0 for EOF.                            |
 `---------------------------------------------------------------*/
 

-int
-]AT_NAME_PREFIX[lex (]AT_LEX_FORMALS[)
+]AT_YYLEX_PROTOTYPE[

 {
 {

-  static int init = 1;

   int c;
   int c;

-
-  if (init)
-    {
-      init = 0;
-]AT_LOCATION_IF([
-      AT_LOC_LAST_COLUMN = 1;
-      AT_LOC_LAST_LINE = 1;
-])[
-    }
-

   /* Skip current token, then white spaces.  */
   do
     {
   /* Skip current token, then white spaces.  */
   do
     {


@@ -130,13 +183,13 @@ int
       AT_LOC_FIRST_LINE   = AT_LOC_LAST_LINE;
 ])[
     }
       AT_LOC_FIRST_LINE   = AT_LOC_LAST_LINE;
 ])[
     }

-  while ((c = get_char (]AT_LEX_ARGS[)) == ' ' || c == '\t');
+  while ((c = get_char (]AT_YYLEX_ARGS[)) == ' ' || c == '\t');

 
   /* process numbers   */
   if (c == '.' || isdigit (c))
     {
 
   /* process numbers   */
   if (c == '.' || isdigit (c))
     {

-      unget_char (]AT_LEX_PRE_ARGS[ c);
-      ]AT_VAL[.ival = read_signed_integer (]AT_LEX_ARGS[);
+      unget_char (]AT_YYLEX_PRE_ARGS[ c);
+      ]AT_VAL[.ival = read_signed_integer (]AT_YYLEX_ARGS[);

       return ]AT_TOKEN_PREFIX[NUM;
     }
 
       return ]AT_TOKEN_PREFIX[NUM;
     }
 


@@ -193,56 +246,37 @@ AT_SKEL_CC_IF(
 {
   semantic_value ival;
 };
 {
   semantic_value ival;
 };

+%printer { ]AT_SKEL_CC_IF([[yyoutput << $$]],
+                          [[fprintf (yyoutput, "%d", $$)]])[; } <ival>;

 
 %code provides
 {
 
 %code provides
 {

-#include <stdio.h>
-/* The input.  */
-extern FILE *input;]AT_SKEL_CC_IF([[
-#ifndef YYLTYPE
-# define YYLTYPE ]AT_NAME_PREFIX[::parser::location_type
-#endif
-]])[
+  #include <stdio.h>
+  /* The input.  */
+  extern FILE *input;
+  extern semantic_value global_result;
+  extern int global_count;

 }
 
 %code
 {
 }
 
 %code
 {

-#include <stdlib.h>
+#include <assert.h>

 #include <string.h>
 #include <string.h>

-#if HAVE_UNISTD_H
-# include <unistd.h>
-#else
-# undef alarm
-# define alarm(seconds) /* empty */
-#endif

 #define USE(Var)
 
 FILE *input;
 #define USE(Var)
 
 FILE *input;

-static semantic_value global_result = 0;
-static int global_count = 0;

 static int power (int base, int exponent);
 
 static int power (int base, int exponent);
 

-]AT_SKEL_CC_IF(,
-[/* yyerror receives the location if:
-   - %location & %pure & %glr
-   - %location & %pure & %yacc & %parse-param. */
-static void yyerror (AT_YYERROR_ARG_LOC_IF([YYLTYPE *llocp, ])
-                     AT_PARAM_IF([semantic_value *result, int *count, ])
-                     const char *s
-                     );])[
-int yylex (]AT_LEX_FORMALS[);
+]AT_YYERROR_DECLARE[
+]AT_YYLEX_DECLARE_EXTERN[

 }
 
 }
 

-]AT_SKEL_CC_IF([AT_LOCATION_IF([AT_LOCATION_TYPE_IF([], [
-/* The lalr1.cc skeleton, for backward compatibility, defines
-   a constructor for position that initializes the filename.  The
-   glr.cc skeleton does not (and in fact cannot: location/position
-   are stored in a union, from which objects with constructors are
-   excluded in C++). */
-%initial-action {
-  @$.initialize (0);
-}
-])])])[
+]AT_SKEL_CC_IF([AT_LOCATION_TYPE_IF([[
+%initial-action
+{
+  @$.first.l = @$.first.c = 1;
+  @$.last = @$.first;
+}]])])[

 
 /* Bison Declarations */
 %token CALC_EOF 0 "end of input"
 
 /* Bison Declarations */
 %token CALC_EOF 0 "end of input"


@@ -288,6 +322,16 @@ exp:
 ;
 %%
 
 ;
 %%
 

+static int
+power (int base, int exponent)
+{
+  int res = 1;
+  assert (0 <= exponent);
+  for (/* Niente */; exponent; --exponent)
+    res *= base;
+  return res;
+}
+

 ]AT_SKEL_CC_IF(
 [AT_LOCATION_TYPE_IF([[
   std::ostream&
 ]AT_SKEL_CC_IF(
 [AT_LOCATION_TYPE_IF([[
   std::ostream&


@@ -300,107 +344,30 @@ exp:
       o << '-' << s.last.c - 1;
     return o;
   }
       o << '-' << s.last.c - 1;
     return o;
   }

-]])
-
-/* A C++ error reporting function.  */
-void
-AT_NAME_PREFIX::parser::error (AT_LOCATION_IF([const location_type& l, ])const std::string& m)
-{
-  std::cerr << AT_LOCATION_IF([l << ": " << ])m << std::endl;
-}
-
-/* A C++ yyparse that simulates the C signature.  */
-int
-yyparse (AT_PARAM_IF([semantic_value *result, int *count]))
-{
-  AT_NAME_PREFIX::parser parser[]AT_PARAM_IF([ (result, count)]);
-#if YYDEBUG
-  parser.set_debug_level (1);
-#endif
-  return parser.parse ();
-}
-],
-[/* A C error reporting function.  */
-static void
-yyerror (AT_YYERROR_ARG_LOC_IF([YYLTYPE *llocp, ])
-         AT_PARAM_IF([semantic_value *result, int *count, ])
-         const char *s)
-{
-AT_PARAM_IF([(void) result; (void) count;])
-AT_YYERROR_SEES_LOC_IF([
-  fprintf (stderr, "%d.%d",
-           AT_LOC_FIRST_LINE, AT_LOC_FIRST_COLUMN);
-  if (AT_LOC_FIRST_LINE != AT_LOC_LAST_LINE)
-    fprintf (stderr, "-%d.%d",
-             AT_LOC_LAST_LINE,  AT_LOC_LAST_COLUMN - 1);
-  else if (AT_LOC_FIRST_COLUMN != AT_LOC_LAST_COLUMN - 1)
-    fprintf (stderr, "-%d",
-             AT_LOC_LAST_COLUMN - 1);
-  fprintf (stderr, ": ");])
-  fprintf (stderr, "%s\n", s);
-}])[
-
-]AT_DEFINES_IF(, [AT_CALC_LEX])[
+]])])[
+]AT_YYERROR_DEFINE[
+]AT_DEFINES_IF([],
+[AT_CALC_LEX
+AT_CALC_MAIN])])

 
 

-static int
-power (int base, int exponent)
-{
-  int res = 1;
-  assert (0 <= exponent);
-  for (/* Niente */; exponent; --exponent)
-    res *= base;
-  return res;
-}
-
-
-/* A C main function.  */
-int
-main (int argc, const char **argv)
-{
-  semantic_value result = 0;
-  int count = 0;
-  int status;
-
-  /* This used to be alarm (10), but that isn't enough time for
-     a July 1995 vintage DEC Alphastation 200 4/100 system,
-     according to Nelson H. F. Beebe.  100 seconds is enough.  */
-  alarm (100);
-
-  if (argc == 2)
-    input = fopen (argv[1], "r");
-  else
-    input = stdin;
-
-  if (!input)
-    {
-      perror (argv[1]);
-      return 3;
-    }
-
-]AT_SKEL_CC_IF([], [m4_bmatch([$4], [%debug],
-[  yydebug = 1;])])[
-  status = yyparse (]AT_PARAM_IF([[&result, &count]])[);
-  if (fclose (input))
-    perror ("fclose");
-  if (global_result != result)
-    abort ();
-  if (global_count != count)
-    abort ();
-  return status;
-}
-]])

 AT_DEFINES_IF([AT_DATA_SOURCE([[calc-lex.c]AT_SKEL_CC_IF([[c]])],
 [[#include "calc.h]AT_SKEL_CC_IF([[h]])["
 
 AT_DEFINES_IF([AT_DATA_SOURCE([[calc-lex.c]AT_SKEL_CC_IF([[c]])],
 [[#include "calc.h]AT_SKEL_CC_IF([[h]])["
 

-]AT_CALC_LEX])])
+]AT_CALC_LEX])
+AT_DATA_SOURCE([[calc-main.c]AT_SKEL_CC_IF([[c]])],
+[[#include "calc.h]AT_SKEL_CC_IF([[h]])["
+
+]AT_CALC_MAIN])
+])
+m4_popdef([AT_CALC_MAIN])

 m4_popdef([AT_CALC_LEX])
 ])# _AT_DATA_CALC_Y
 
 
 # AT_DATA_CALC_Y([BISON-OPTIONS])
 # -------------------------------
 m4_popdef([AT_CALC_LEX])
 ])# _AT_DATA_CALC_Y
 
 
 # AT_DATA_CALC_Y([BISON-OPTIONS])
 # -------------------------------

-# Produce `calc.y' and, if %defines was specified, `calc-lex.c' or
-# `calc-lex.cc'.
+# Produce 'calc.y' and, if %defines was specified, 'calc-lex.c' or
+# 'calc-lex.cc'.

 m4_define([AT_DATA_CALC_Y],
 [_AT_DATA_CALC_Y($[1], $[2], $[3], [$1])
 ])
 m4_define([AT_DATA_CALC_Y],
 [_AT_DATA_CALC_Y($[1], $[2], $[3], [$1])
 ])


@@ -409,9 +376,9 @@ m4_define([AT_DATA_CALC_Y],
 
 # _AT_CHECK_CALC(BISON-OPTIONS, INPUT, [NUM-STDERR-LINES])
 # --------------------------------------------------------
 
 # _AT_CHECK_CALC(BISON-OPTIONS, INPUT, [NUM-STDERR-LINES])
 # --------------------------------------------------------

-# Run `calc' on INPUT and expect no STDOUT nor STDERR.
+# Run 'calc' on INPUT and expect no STDOUT nor STDERR.

 #
 #

-# If BISON-OPTIONS contains `%debug' but not `%glr-parser', then
+# If BISON-OPTIONS contains '%debug' but not '%glr-parser', then

 #
 # NUM-STDERR-LINES is the number of expected lines on stderr.
 # Currently this is ignored, though, since the output format is fluctuating.
 #
 # NUM-STDERR-LINES is the number of expected lines on stderr.
 # Currently this is ignored, though, since the output format is fluctuating.


@@ -430,7 +397,7 @@ AT_PARSER_CHECK([./calc input], 0, [], [stderr])
 #                      [NUM-STDERR-LINES],
 #                      [VERBOSE-AND-LOCATED-ERROR-MESSAGE])
 # ---------------------------------------------------------
 #                      [NUM-STDERR-LINES],
 #                      [VERBOSE-AND-LOCATED-ERROR-MESSAGE])
 # ---------------------------------------------------------

-# Run `calc' on INPUT, and expect a `syntax error' message.
+# Run 'calc' on INPUT, and expect a 'syntax error' message.

 #
 # If INPUT starts with a slash, it is used as absolute input file name,
 # otherwise as contents.
 #
 # If INPUT starts with a slash, it is used as absolute input file name,
 # otherwise as contents.


@@ -438,14 +405,14 @@ AT_PARSER_CHECK([./calc input], 0, [], [stderr])
 # NUM-STDERR-LINES is the number of expected lines on stderr.
 # Currently this is ignored, though, since the output format is fluctuating.
 #
 # NUM-STDERR-LINES is the number of expected lines on stderr.
 # Currently this is ignored, though, since the output format is fluctuating.
 #

-# If BISON-OPTIONS contains `%location', then make sure the ERROR-LOCATION
+# If BISON-OPTIONS contains '%location', then make sure the ERROR-LOCATION

 # is correctly output on stderr.
 #
 # is correctly output on stderr.
 #

-# If BISON-OPTIONS contains `%define parse.error verbose', then make sure the
-# IF-YYERROR-VERBOSE message is properly output after `syntax error, '
+# If BISON-OPTIONS contains '%define parse.error verbose', then make sure the
+# IF-YYERROR-VERBOSE message is properly output after 'syntax error, '

 # on STDERR.
 #
 # on STDERR.
 #

-# If BISON-OPTIONS contains `%debug' but not `%glr', then NUM-STDERR-LINES
+# If BISON-OPTIONS contains '%debug' but not '%glr', then NUM-STDERR-LINES

 # is the number of expected lines on stderr.
 m4_define([_AT_CHECK_CALC_ERROR],
 [m4_bmatch([$3], [^/],
 # is the number of expected lines on stderr.
 m4_define([_AT_CHECK_CALC_ERROR],
 [m4_bmatch([$3], [^/],


@@ -482,7 +449,7 @@ AT_DATA([[expout]],
 AT_YYERROR_SEES_LOC_IF([],
 [[sed 's/^[-0-9.]*: //' expout >at-expout
 mv at-expout expout]])
 AT_YYERROR_SEES_LOC_IF([],
 [[sed 's/^[-0-9.]*: //' expout >at-expout
 mv at-expout expout]])

-# 4. If error-verbose is not used, strip the`, unexpected....' part.
+# 4. If error-verbose is not used, strip the', unexpected....' part.

 m4_bmatch([$1], [%define parse.error verbose], [],
 [[sed 's/syntax error, .*$/syntax error/' expout >at-expout
 mv at-expout expout]])
 m4_bmatch([$1], [%define parse.error verbose], [],
 [[sed 's/syntax error, .*$/syntax error/' expout >at-expout
 mv at-expout expout]])


@@ -491,21 +458,42 @@ AT_CHECK([cat stderr], 0, [expout])
 ])
 
 
 ])
 
 

-# AT_CHECK_CALC([BISON-OPTIONS, [EXPECTED-TO-FAIL]])
-# --------------------------------------------------
-# Start a testing chunk which compiles `calc' grammar with
+# AT_CHECK_SPACES([FILES])
+# ------------------------
+# Make sure we did not introduce bad spaces.  Checked here because all
+# the skeletons are (or should be) exercized here.
+m4_define([AT_CHECK_SPACES],
+[AT_CHECK([$PERL -ne '
+  chomp;
+  print "$ARGV:$.: {$_}\n"
+    if (# No starting/ending empty lines.
+        (eof || $. == 1) && /^\s*$/
+        # No trailing space.
+        || /\s$/
+        # No tabs.
+        || /\t/
+        )' $1
+])dnl
+])
+
+
+# AT_CHECK_CALC([BISON-OPTIONS])
+# ------------------------------
+# Start a testing chunk which compiles 'calc' grammar with

 # BISON-OPTIONS, and performs several tests over the parser.
 # BISON-OPTIONS, and performs several tests over the parser.

-# However, if EXPECTED-TO-FAIL is nonempty, this test is expected to fail.

 m4_define([AT_CHECK_CALC],
 m4_define([AT_CHECK_CALC],

-[# We use integers to avoid dependencies upon the precision of doubles.
-AT_SETUP([Calculator $1])
+[m4_ifval([$2], [m4_fatal([$0: expected a single argument])])

 
 

-m4_ifval([$2], [AT_CHECK([exit 77])])
+# We use integers to avoid dependencies upon the precision of doubles.
+AT_SETUP([Calculator $1])

 
 AT_BISON_OPTION_PUSHDEFS([$1])
 
 AT_DATA_CALC_Y([$1])
 
 AT_BISON_OPTION_PUSHDEFS([$1])
 
 AT_DATA_CALC_Y([$1])

-AT_FULL_COMPILE([calc], [AT_DEFINES_IF([[lex]])])
+AT_FULL_COMPILE([calc], AT_DEFINES_IF([[lex], [main]]))
+AT_CHECK_SPACES(m4_join([ ],
+                        [calc.AT_SKEL_CC_IF([cc], [c])],
+                        [AT_DEFINES_IF([calc.AT_SKEL_CC_IF([hh], [h])])]))

 
 # Test the priorities.
 _AT_CHECK_CALC([$1],
 
 # Test the priorities.
 _AT_CHECK_CALC([$1],


@@ -525,7 +513,7 @@ _AT_CHECK_CALC([$1],
                [842])
 
 # Some syntax errors.
                [842])
 
 # Some syntax errors.

-_AT_CHECK_CALC_ERROR([$1], [1], [0 0], [15],
+_AT_CHECK_CALC_ERROR([$1], [1], [1 2], [15],

                      [1.3: syntax error, unexpected number])
 _AT_CHECK_CALC_ERROR([$1], [1], [1//2], [20],
                      [1.3: syntax error, unexpected '/', expecting number or '-' or '(' or '!'])
                      [1.3: syntax error, unexpected number])
 _AT_CHECK_CALC_ERROR([$1], [1], [1//2], [20],
                      [1.3: syntax error, unexpected '/', expecting number or '-' or '(' or '!'])


@@ -551,7 +539,7 @@ _AT_CHECK_CALC_ERROR([$1], [1], [/dev/null], [4],
 #   - (* * *): nothing to pop, a lot to discard
 #   - (1 + 2 * *): some to pop and discard
 #
 #   - (* * *): nothing to pop, a lot to discard
 #   - (1 + 2 * *): some to pop and discard
 #

-# - test the action associated to `error'
+# - test the action associated to 'error'

 #
 # - check the lookahead that triggers an error is not discarded
 #   when we enter error recovery.  Below, the lookahead causing the
 #
 # - check the lookahead that triggers an error is not discarded
 #   when we enter error recovery.  Below, the lookahead causing the


@@ -569,10 +557,10 @@ calc: error: 4444 != 1])
 
 # The same, but this time exercising explicitly triggered syntax errors.
 # POSIX says the lookahead causing the error should not be discarded.
 
 # The same, but this time exercising explicitly triggered syntax errors.
 # POSIX says the lookahead causing the error should not be discarded.

-_AT_CHECK_CALC_ERROR([$1], [0], [(!) + (0 0) = 1], [102],
+_AT_CHECK_CALC_ERROR([$1], [0], [(!) + (1 2) = 1], [102],

 [1.10: syntax error, unexpected number
 calc: error: 2222 != 1])
 [1.10: syntax error, unexpected number
 calc: error: 2222 != 1])

-_AT_CHECK_CALC_ERROR([$1], [0], [(- *) + (0 0) = 1], [113],
+_AT_CHECK_CALC_ERROR([$1], [0], [(- *) + (1 2) = 1], [113],

 [1.4: syntax error, unexpected '*', expecting number or '-' or '(' or '!'
 1.12: syntax error, unexpected number
 calc: error: 2222 != 1])
 [1.4: syntax error, unexpected '*', expecting number or '-' or '(' or '!'
 1.12: syntax error, unexpected number
 calc: error: 2222 != 1])


@@ -600,7 +588,7 @@ AT_BANNER([[Simple LALR(1) Calculator.]])
 
 # AT_CHECK_CALC_LALR([BISON-OPTIONS])
 # -----------------------------------
 
 # AT_CHECK_CALC_LALR([BISON-OPTIONS])
 # -----------------------------------

-# Start a testing chunk which compiles `calc' grammar with
+# Start a testing chunk which compiles 'calc' grammar with

 # BISON-OPTIONS, and performs several tests over the parser.
 m4_define([AT_CHECK_CALC_LALR],
 [AT_CHECK_CALC($@)])
 # BISON-OPTIONS, and performs several tests over the parser.
 m4_define([AT_CHECK_CALC_LALR],
 [AT_CHECK_CALC($@)])


@@ -610,25 +598,26 @@ AT_CHECK_CALC_LALR()
 AT_CHECK_CALC_LALR([%defines])
 AT_CHECK_CALC_LALR([%locations])
 
 AT_CHECK_CALC_LALR([%defines])
 AT_CHECK_CALC_LALR([%locations])
 

-AT_CHECK_CALC_LALR([%name-prefix="calc"]) dnl test deprecated `='
+AT_CHECK_CALC_LALR([%name-prefix "calc"])

 AT_CHECK_CALC_LALR([%verbose])
 AT_CHECK_CALC_LALR([%yacc])
 AT_CHECK_CALC_LALR([%define parse.error verbose])
 
 AT_CHECK_CALC_LALR([%verbose])
 AT_CHECK_CALC_LALR([%yacc])
 AT_CHECK_CALC_LALR([%define parse.error verbose])
 

-AT_CHECK_CALC_LALR([%define api.pure %locations])
-AT_CHECK_CALC_LALR([%define api.push-pull both %define api.pure %locations])
+AT_CHECK_CALC_LALR([%define api.pure full %locations])
+AT_CHECK_CALC_LALR([%define api.push-pull both %define api.pure full %locations])

 AT_CHECK_CALC_LALR([%define parse.error verbose %locations])
 
 AT_CHECK_CALC_LALR([%define parse.error verbose %locations])
 

-AT_CHECK_CALC_LALR([%define parse.error verbose %locations %defines %name-prefix "calc" %verbose %yacc])
-AT_CHECK_CALC_LALR([%define parse.error verbose %locations %defines %name-prefix "calc" %define api.tokens.prefix "TOK_" %verbose %yacc])
+AT_CHECK_CALC_LALR([%define parse.error verbose %locations %defines %define api.prefix {calc} %verbose %yacc])
+AT_CHECK_CALC_LALR([%define parse.error verbose %locations %defines %name-prefix "calc" %define api.token.prefix {TOK_} %verbose %yacc])

 
 AT_CHECK_CALC_LALR([%debug])
 AT_CHECK_CALC_LALR([%define parse.error verbose %debug %locations %defines %name-prefix "calc" %verbose %yacc])
 
 AT_CHECK_CALC_LALR([%debug])
 AT_CHECK_CALC_LALR([%define parse.error verbose %debug %locations %defines %name-prefix "calc" %verbose %yacc])

+AT_CHECK_CALC_LALR([%define parse.error verbose %debug %locations %defines %define api.prefix {calc} %verbose %yacc])

 
 

-AT_CHECK_CALC_LALR([%define api.pure %define parse.error verbose %debug %locations %defines %name-prefix "calc" %verbose %yacc])
-AT_CHECK_CALC_LALR([%define api.push-pull both %define api.pure %define parse.error verbose %debug %locations %defines %name-prefix "calc" %verbose %yacc])
+AT_CHECK_CALC_LALR([%define api.pure full %define parse.error verbose %debug %locations %defines %name-prefix "calc" %verbose %yacc])
+AT_CHECK_CALC_LALR([%define api.push-pull both %define api.pure full %define parse.error verbose %debug %locations %defines %define api.prefix {calc} %verbose %yacc])

 
 

-AT_CHECK_CALC_LALR([%define api.pure %define parse.error verbose %debug %locations %defines %name-prefix "calc" %verbose %yacc %parse-param {semantic_value *result} %parse-param {int *count}])
+AT_CHECK_CALC_LALR([%define api.pure %define parse.error verbose %debug %locations %defines %define api.prefix {calc} %verbose %yacc %parse-param {semantic_value *result} %parse-param {int *count}])

 
 
 # ----------------------- #
 
 
 # ----------------------- #


@@ -639,7 +628,7 @@ AT_BANNER([[Simple GLR Calculator.]])
 
 # AT_CHECK_CALC_GLR([BISON-OPTIONS])
 # ----------------------------------
 
 # AT_CHECK_CALC_GLR([BISON-OPTIONS])
 # ----------------------------------

-# Start a testing chunk which compiles `calc' grammar with
+# Start a testing chunk which compiles 'calc' grammar with

 # BISON-OPTIONS and %glr-parser, and performs several tests over the parser.
 m4_define([AT_CHECK_CALC_GLR],
 [AT_CHECK_CALC([%glr-parser] $@)])
 # BISON-OPTIONS and %glr-parser, and performs several tests over the parser.
 m4_define([AT_CHECK_CALC_GLR],
 [AT_CHECK_CALC([%glr-parser] $@)])


@@ -650,6 +639,7 @@ AT_CHECK_CALC_GLR()
 AT_CHECK_CALC_GLR([%defines])
 AT_CHECK_CALC_GLR([%locations])
 AT_CHECK_CALC_GLR([%name-prefix "calc"])
 AT_CHECK_CALC_GLR([%defines])
 AT_CHECK_CALC_GLR([%locations])
 AT_CHECK_CALC_GLR([%name-prefix "calc"])

+AT_CHECK_CALC_GLR([%define api.prefix {calc}])

 AT_CHECK_CALC_GLR([%verbose])
 AT_CHECK_CALC_GLR([%yacc])
 AT_CHECK_CALC_GLR([%define parse.error verbose])
 AT_CHECK_CALC_GLR([%verbose])
 AT_CHECK_CALC_GLR([%yacc])
 AT_CHECK_CALC_GLR([%define parse.error verbose])


@@ -661,11 +651,12 @@ AT_CHECK_CALC_GLR([%define parse.error verbose %locations %defines %name-prefix
 
 AT_CHECK_CALC_GLR([%debug])
 AT_CHECK_CALC_GLR([%define parse.error verbose %debug %locations %defines %name-prefix "calc" %verbose %yacc])
 
 AT_CHECK_CALC_GLR([%debug])
 AT_CHECK_CALC_GLR([%define parse.error verbose %debug %locations %defines %name-prefix "calc" %verbose %yacc])

-AT_CHECK_CALC_GLR([%define parse.error verbose %debug %locations %defines %name-prefix "calc" %define api.tokens.prefix "TOK_" %verbose %yacc])
+AT_CHECK_CALC_GLR([%define parse.error verbose %debug %locations %defines %define api.prefix {calc} %define api.token.prefix {TOK_} %verbose %yacc])

 
 AT_CHECK_CALC_GLR([%define api.pure %define parse.error verbose %debug %locations %defines %name-prefix "calc" %verbose %yacc])
 
 AT_CHECK_CALC_GLR([%define api.pure %define parse.error verbose %debug %locations %defines %name-prefix "calc" %verbose %yacc %parse-param {semantic_value *result} %parse-param {int *count}])
 
 AT_CHECK_CALC_GLR([%define api.pure %define parse.error verbose %debug %locations %defines %name-prefix "calc" %verbose %yacc])
 
 AT_CHECK_CALC_GLR([%define api.pure %define parse.error verbose %debug %locations %defines %name-prefix "calc" %verbose %yacc %parse-param {semantic_value *result} %parse-param {int *count}])

+AT_CHECK_CALC_GLR([%define api.pure %define parse.error verbose %debug %locations %defines %define api.prefix {calc} %verbose %yacc %parse-param {semantic_value *result} %parse-param {int *count}])

 
 
 # ----------------------------- #
 
 
 # ----------------------------- #


@@ -675,26 +666,30 @@ AT_CHECK_CALC_GLR([%define api.pure %define parse.error verbose %debug %location
 AT_BANNER([[Simple LALR(1) C++ Calculator.]])
 
 # First let's try using %skeleton
 AT_BANNER([[Simple LALR(1) C++ Calculator.]])
 
 # First let's try using %skeleton

-AT_CHECK_CALC([%skeleton "lalr1.cc" %defines %locations])
+AT_CHECK_CALC([%skeleton "lalr1.cc" %defines])

 
 # AT_CHECK_CALC_LALR1_CC([BISON-OPTIONS])
 # ---------------------------------------
 
 # AT_CHECK_CALC_LALR1_CC([BISON-OPTIONS])
 # ---------------------------------------

-# Start a testing chunk which compiles `calc' grammar with
+# Start a testing chunk which compiles 'calc' grammar with

 # the C++ skeleton, and performs several tests over the parser.
 m4_define([AT_CHECK_CALC_LALR1_CC],
 # the C++ skeleton, and performs several tests over the parser.
 m4_define([AT_CHECK_CALC_LALR1_CC],

-[AT_CHECK_CALC([%language "C++" %defines] $@)])
+[AT_CHECK_CALC([%language "C++"] $@)])

 
 AT_CHECK_CALC_LALR1_CC([])
 AT_CHECK_CALC_LALR1_CC([%locations])
 
 AT_CHECK_CALC_LALR1_CC([])
 AT_CHECK_CALC_LALR1_CC([%locations])

-AT_CHECK_CALC_LALR1_CC([%locations %define location_type Span])
-AT_CHECK_CALC_LALR1_CC([%locations %define parse.error verbose %name-prefix "calc" %verbose %yacc])
+AT_CHECK_CALC_LALR1_CC([%locations %define api.location.type {Span}])
+AT_CHECK_CALC_LALR1_CC([%defines %locations %define parse.error verbose %name-prefix "calc" %verbose %yacc])

 
 

+AT_CHECK_CALC_LALR1_CC([%locations %define parse.error verbose %define api.prefix {calc} %verbose %yacc])

 AT_CHECK_CALC_LALR1_CC([%locations %define parse.error verbose %debug %name-prefix "calc" %verbose %yacc])
 
 AT_CHECK_CALC_LALR1_CC([%locations %define parse.error verbose %debug %name-prefix "calc" %verbose %yacc])
 

-AT_CHECK_CALC_LALR1_CC([%locations %pure-parser %define parse.error verbose %debug %name-prefix "calc" %verbose %yacc])
-AT_CHECK_CALC_LALR1_CC([%locations %pure-parser %define parse.error verbose %debug %name-prefix "calc" %define api.tokens.prefix "TOK_" %verbose %yacc])
+AT_CHECK_CALC_LALR1_CC([%locations %define parse.error verbose %debug %define api.prefix {calc} %verbose %yacc])
+AT_CHECK_CALC_LALR1_CC([%locations %define parse.error verbose %debug %define api.prefix {calc} %define api.token.prefix {TOK_} %verbose %yacc])

 
 

-AT_CHECK_CALC_LALR1_CC([%locations %pure-parser %define parse.error verbose %debug %name-prefix "calc" %verbose %yacc %parse-param {semantic_value *result} %parse-param {int *count}])
+AT_CHECK_CALC_LALR1_CC([%defines %locations %define parse.error verbose %debug %name-prefix "calc" %verbose %yacc %parse-param {semantic_value *result} %parse-param {int *count}])
+
+AT_CHECK_CALC_LALR1_CC([%define parse.error verbose %debug %define api.prefix {calc} %verbose %yacc %parse-param {semantic_value *result} %parse-param {int *count}])
+AT_CHECK_CALC_LALR1_CC([%defines %locations %define parse.error verbose %debug %define api.prefix {calc} %verbose %yacc %parse-param {semantic_value *result} %parse-param {int *count}])

 
 
 
 
 
 


@@ -705,23 +700,25 @@ AT_CHECK_CALC_LALR1_CC([%locations %pure-parser %define parse.error verbose %deb
 AT_BANNER([[Simple GLR C++ Calculator.]])
 
 # Again, we try also using %skeleton.
 AT_BANNER([[Simple GLR C++ Calculator.]])
 
 # Again, we try also using %skeleton.

-AT_CHECK_CALC([%skeleton "glr.cc" %defines %locations])
+AT_CHECK_CALC([%skeleton "glr.cc"])

 
 # AT_CHECK_CALC_GLR_CC([BISON-OPTIONS])
 # -------------------------------------
 
 # AT_CHECK_CALC_GLR_CC([BISON-OPTIONS])
 # -------------------------------------

-# Start a testing chunk which compiles `calc' grammar with
+# Start a testing chunk which compiles 'calc' grammar with

 # the GLR C++ skeleton, and performs several tests over the parser.
 m4_define([AT_CHECK_CALC_GLR_CC],
 # the GLR C++ skeleton, and performs several tests over the parser.
 m4_define([AT_CHECK_CALC_GLR_CC],

-[AT_CHECK_CALC([%language "C++" %glr-parser %defines %locations] $@)])
+[AT_CHECK_CALC([%language "C++" %glr-parser] $@)])

 
 AT_CHECK_CALC_GLR_CC([])
 
 AT_CHECK_CALC_GLR_CC([])

-AT_CHECK_CALC_GLR_CC([%define location_type Span])
-AT_CHECK_CALC_GLR_CC([%define parse.error verbose %name-prefix "calc" %verbose %yacc])
+AT_CHECK_CALC_GLR_CC([%locations])
+AT_CHECK_CALC_GLR_CC([%locations %define api.location.type {Span}])
+AT_CHECK_CALC_GLR_CC([%defines %define parse.error verbose %name-prefix "calc" %verbose %yacc])
+AT_CHECK_CALC_GLR_CC([%define parse.error verbose %define api.prefix {calc} %verbose %yacc])

 
 AT_CHECK_CALC_GLR_CC([%debug])
 
 AT_CHECK_CALC_GLR_CC([%debug])

-AT_CHECK_CALC_GLR_CC([%define parse.error verbose %debug %name-prefix "calc" %verbose %yacc])

 
 

-AT_CHECK_CALC_GLR_CC([%pure-parser %define parse.error verbose %debug %name-prefix "calc" %verbose %yacc])
-AT_CHECK_CALC_GLR_CC([%pure-parser %define parse.error verbose %debug %name-prefix "calc" %define api.tokens.prefix "TOK_" %verbose %yacc])
+AT_CHECK_CALC_GLR_CC([%define parse.error verbose %debug %name-prefix "calc" %verbose %yacc])
+AT_CHECK_CALC_GLR_CC([%define parse.error verbose %debug %name-prefix "calc" %define api.token.prefix {TOK_} %verbose %yacc])

 
 

-AT_CHECK_CALC_GLR_CC([%pure-parser %define parse.error verbose %debug %name-prefix "calc" %verbose %yacc %parse-param {semantic_value *result} %parse-param {int *count}])
+AT_CHECK_CALC_GLR_CC([%locations %defines %define parse.error verbose %debug %name-prefix "calc" %verbose %yacc %parse-param {semantic_value *result} %parse-param {int *count}])
+AT_CHECK_CALC_GLR_CC([%locations %defines %define parse.error verbose %debug %define api.prefix {calc} %verbose %yacc %parse-param {semantic_value *result} %parse-param {int *count}])