# Executing Actions. -*- Autotest -*-
-# Copyright (C) 2001, 2002 Free Software Foundation, Inc.
+# Copyright (C) 2001, 2002, 2003, 2004 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
/* Nothing. */
{
$$ = 0;
- printf ("input(%d): /* Nothing */\n", $$);
+ printf ("input (%d): /* Nothing */\n", $$);
}
| line input /* Right recursive to load the stack so that popping at
EOF can be exercised. */
{
$$ = 2;
- printf ("input(%d): line(%d) input(%d)\n", $$, $1, $2);
+ printf ("input (%d): line (%d) input (%d)\n", $$, $1, $2);
}
;
thing thing thing ';'
{
$$ = $1;
- printf ("line(%d): thing(%d) thing(%d) thing(%d) ';'(%d)\n",
+ printf ("line (%d): thing (%d) thing (%d) thing (%d) ';' (%d)\n",
$$, $1, $2, $3, $4);
}
| thing thing ';'
{
$$ = $1;
- printf ("line(%d): thing(%d) thing(%d) ';'(%d)\n", $$, $1, $2, $3);
+ printf ("line (%d): thing (%d) thing (%d) ';' (%d)\n", $$, $1, $2, $3);
}
| thing ';'
{
$$ = $1;
- printf ("line(%d): thing(%d) ';'(%d)\n", $$, $1, $2);
+ printf ("line (%d): thing (%d) ';' (%d)\n", $$, $1, $2);
}
| error ';'
{
$$ = -1;
- printf ("line(%d): error ';'(%d)\n", $$, $2);
+ printf ("line (%d): error ';' (%d)\n", $$, $2);
}
;
'x'
{
$$ = $1;
- printf ("thing(%d): 'x'(%d)\n", $$, $1);
+ printf ("thing (%d): 'x' (%d)\n", $$, $1);
}
;
%%
{
static char const input[] =
{
- /* Exericise the discarding of stack top and input until `error'
+ /* Exercise the discarding of stack top and input until `error'
can be reduced. */
'x', 'x', 'x', 'x', 'x', 'x', ';',
if (counter < sizeof input)
{
yylval.ival = counter;
- printf ("sending: '%c' (value = %d)\n", input[counter], yylval.ival);
+ printf ("sending: '%c' (%d)\n", input[counter], yylval.ival);
return input[counter++];
}
else
AT_CHECK([bison -o input.c input.y])
AT_COMPILE([input])
AT_PARSER_CHECK([./input], 1,
-[[sending: 'x' (value = 0)
-thing(0): 'x'(0)
-sending: 'x' (value = 1)
-thing(1): 'x'(1)
-sending: 'x' (value = 2)
-thing(2): 'x'(2)
-sending: 'x' (value = 3)
+[[sending: 'x' (0)
+thing (0): 'x' (0)
+sending: 'x' (1)
+thing (1): 'x' (1)
+sending: 'x' (2)
+thing (2): 'x' (2)
+sending: 'x' (3)
4: syntax error
-sending: 'x' (value = 4)
-sending: 'x' (value = 5)
-sending: ';' (value = 6)
-line(-1): error ';'(6)
-sending: 'x' (value = 7)
-thing(7): 'x'(7)
-sending: 'x' (value = 8)
-thing(8): 'x'(8)
-sending: ';' (value = 9)
-line(7): thing(7) thing(8) ';'(9)
-sending: 'x' (value = 10)
-thing(10): 'x'(10)
-sending: ';' (value = 11)
-line(10): thing(10) ';'(11)
-sending: 'y' (value = 12)
+sending: 'x' (4)
+sending: 'x' (5)
+sending: ';' (6)
+line (-1): error ';' (6)
+sending: 'x' (7)
+thing (7): 'x' (7)
+sending: 'x' (8)
+thing (8): 'x' (8)
+sending: ';' (9)
+line (7): thing (7) thing (8) ';' (9)
+sending: 'x' (10)
+thing (10): 'x' (10)
+sending: ';' (11)
+line (10): thing (10) ';' (11)
+sending: 'y' (12)
13: syntax error
sending: EOF
]])
## Printers and Destructors. ##
## -------------------------- ##
-# _AT_CHECK_PRINTER_AND_DESTRUCTOR($1, $2, $3, BISON-DIRECTIVE)
-# -------------------------------------------------------------
+# _AT_CHECK_PRINTER_AND_DESTRUCTOR($1, $2, $3, $4, BISON-DIRECTIVE, UNION-FLAG)
+# -----------------------------------------------------------------------------
m4_define([_AT_CHECK_PRINTER_AND_DESTRUCTOR],
[m4_if([$1$2$3], $[1]$[2]$[3], [],
[m4_fatal([$0: Invalid arguments: $@])])dnl
-AT_SETUP([Printers and Destructors: $4])
+AT_SETUP([Printers and Destructors $6: $5])
# Make sure complex $n work.
+AT_BISON_OPTION_PUSHDEFS([$5])
AT_DATA_GRAMMAR([[input.y]],
-[[$4
+[[$5
%{
#include <stdio.h>
#include <stdlib.h>
-#define RANGE(Location) (Location).first_line, (Location).last_line
-static int yylex (void);
-static void yyerror (const char *msg);
-%}
+]AT_LALR1_CC_IF(
+ [#define RANGE(Location) (Location).begin.line, (Location).end.line],
+ [#define RANGE(Location) (Location).first_line, (Location).last_line])
+[%}
%error-verbose
%debug
%verbose
%locations
-%union
+]m4_ifval([$6], [%union
{
int ival;
-}
-%type <ival> 'x' thing line input
+}])
+[
+%{
+]AT_LALR1_CC_IF([typedef yy::Location YYLTYPE;
+m4_ifval([$6], , [#define YYSTYPE int])])
+[static int yylex (]AT_LEX_FORMALS[);
+]AT_LALR1_CC_IF([], [static void yyerror (const char *msg);])
+[%}
+
+]m4_ifval([$6], [%type <ival> 'x' ';' thing line input])[
-%printer { fprintf (yyout, "%d@%d-%d", $$, RANGE (@$)); }
- input line thing 'x'
+%printer
+ {
+ ]AT_LALR1_CC_IF([cdebug_ << @$ << ": " << $$;],
+ [fprintf (yyoutput, "%d@%d-%d", $$, RANGE (@$))])[;
+ }
+ input line thing 'x'
%destructor
{ printf ("Freeing nterm input (%d@%d-%d)\n", $$, RANGE (@$)); }
/* Nothing. */
{
$$ = 0;
- printf ("input (%d@%d-%d): /* Nothing */';'\n", $$, RANGE (@$));
+ printf ("input (%d@%d-%d): /* Nothing */\n", $$, RANGE (@$));
}
| line input /* Right recursive to load the stack so that popping at
EOF can be exercised. */
{
$$ = 2;
- printf ("input (%d@%d-%d): line (%d@%d-%d) input (%d@%d-%d)';'\n",
+ printf ("input (%d@%d-%d): line (%d@%d-%d) input (%d@%d-%d)\n",
$$, RANGE (@$), $1, RANGE (@1), $2, RANGE (@2));
}
;
thing thing thing ';'
{
$$ = $1;
- printf ("line (%d@%d-%d): thing (%d@%d-%d) thing (%d@%d-%d) thing (%d@%d-%d) ';'\n",
+ printf ("line (%d@%d-%d): thing (%d@%d-%d) thing (%d@%d-%d) thing (%d@%d-%d) ';' (%d@%d-%d)\n",
$$, RANGE (@$), $1, RANGE (@1), $2, RANGE (@2),
- $3, RANGE (@3));
+ $3, RANGE (@3), $4, RANGE (@4));
}
| thing thing ';'
{
$$ = $1;
- printf ("line (%d@%d-%d): thing (%d@%d-%d) thing (%d@%d-%d) ';'\n",
- $$, RANGE (@$), $1, RANGE (@1), $2, RANGE (@2));
+ printf ("line (%d@%d-%d): thing (%d@%d-%d) thing (%d@%d-%d) ';' (%d@%d-%d)\n",
+ $$, RANGE (@$), $1, RANGE (@1), $2, RANGE (@2), $3, RANGE (@3));
}
| thing ';'
{
$$ = $1;
- printf ("line (%d@%d-%d): thing (%d@%d-%d) ';'\n",
- $$, RANGE (@$), $1, RANGE (@1));
+ printf ("line (%d@%d-%d): thing (%d@%d-%d) ';' (%d@%d-%d)\n",
+ $$, RANGE (@$), $1, RANGE (@1), $2, RANGE (@2));
}
| error ';'
{
$$ = -1;
- printf ("line (%d@%d-%d): error (@%d-%d) ';'\n",
- $$, RANGE (@$), RANGE (@1));
+ printf ("line (%d@%d-%d): error (@%d-%d) ';' (%d@%d-%d)\n",
+ $$, RANGE (@$), RANGE (@1), $2, RANGE (@2));
}
;
;
%%
static int
-yylex (void)
+yylex (]AT_LEX_FORMALS[)
{
- static const unsigned int input[] =
+ static const char input[] =
{
/* Exercise the discarding of stack top and input until `error'
can be reduced. */
if (counter < (sizeof(input) / sizeof (input[0])))
{
- yylval.ival = counter;
+]AT_LALR1_CC_IF(
+[ int c = m4_ifval([$6], [yylval->ival], [*yylval]) = counter++;
+ /* As in BASIC, line numbers go from 10 to 10. */
+ yylloc->begin.line = yylloc->begin.column = 10 * c;
+ yylloc->end.line = yylloc->end.column = yylloc->begin.line + 9;
+ printf ("sending: '%c' (%d@%d-%d)\n",
+ input[[c]], c, RANGE (*yylloc));
+ return input[[c]];
+],
+[ int c = m4_ifval([$6], [yylval.ival], [yylval]) = counter++;
/* As in BASIC, line numbers go from 10 to 10. */
- yylloc.first_line = yylloc.first_column = 10 * counter;
+ yylloc.first_line = yylloc.first_column = 10 * c;
yylloc.last_line = yylloc.last_column = yylloc.first_line + 9;
printf ("sending: '%c' (%d@%d-%d)\n",
- input[counter], yylval.ival, RANGE (yylloc));
- return (int) input[counter++];
+ input[[c]], c, RANGE (yylloc));
+ return input[[c]];
+])[
}
else
{
}
}
-static void
+]AT_LALR1_CC_IF(
+[/* Currently, print_ is required in C++. */
+void
+yy::Parser::print_ ()
+{
+ std::cerr << location;
+}
+
+/* A C++ error reporting function. */
+void
+yy::Parser::error_ ()
+{
+ printf ("%d-%d: %s\n", RANGE (location), message.c_str());
+}
+
+static bool yydebug;
+int
+yyparse ()
+{
+ yy::Parser parser (yydebug, yy::Location ());
+ return parser.parse ();
+}
+],
+[static void
yyerror (const char *msg)
{
printf ("%d-%d: %s\n", RANGE (yylloc), msg);
-}
+}])[
int
main (void)
}
]])
-AT_CHECK([bison -o input.c input.y])
-AT_COMPILE([input])
+AT_LALR1_CC_IF(
+ [AT_CHECK([bison -o input.cc input.y])
+ AT_COMPILE_CXX([input])],
+ [AT_CHECK([bison -o input.c input.y])
+ AT_COMPILE([input])])
AT_PARSER_CHECK([./input], 1,
[[sending: 'x' (0@0-9)
thing (0@0-9): 'x' (0@0-9)
sending: 'x' (5@50-59)
Freeing token 'x' (5@50-59)
sending: ';' (6@60-69)
-line (-1@50-69): error (@50-59) ';'
+line (-1@0-69): error (@0-59) ';' (6@60-69)
sending: 'x' (7@70-79)
thing (7@70-79): 'x' (7@70-79)
sending: 'x' (8@80-89)
thing (8@80-89): 'x' (8@80-89)
sending: ';' (9@90-99)
-line (7@70-99): thing (7@70-79) thing (8@80-89) ';'
+line (7@70-99): thing (7@70-79) thing (8@80-89) ';' (9@90-99)
sending: 'x' (10@100-109)
thing (10@100-109): 'x' (10@100-109)
sending: ';' (11@110-119)
-line (10@100-119): thing (10@100-109) ';'
+line (10@100-119): thing (10@100-109) ';' (11@110-119)
sending: 'y' (12@120-129)
120-129: syntax error, unexpected $undefined, expecting $end or 'x'
sending: EOF
Freeing nterm line (10@100-119)
Freeing nterm line (7@70-99)
-Freeing nterm line (-1@50-69)
+Freeing nterm line (-1@0-69)
Parsing FAILED.
]])
])
-# AT_CHECK_PRINTER_AND_DESTRUCTOR([BISON-OPTIONS])
-# ------------------------------------------------
+# AT_CHECK_PRINTER_AND_DESTRUCTOR([BISON-OPTIONS], [UNION-FLAG])
+# --------------------------------------------------------------
# Produce `calc.y'.
m4_define([AT_CHECK_PRINTER_AND_DESTRUCTOR],
-[_AT_CHECK_PRINTER_AND_DESTRUCTOR($[1], $[2], $[3], [$1])
+[_AT_CHECK_PRINTER_AND_DESTRUCTOR($[1], $[2], $[3], $[4], [$1], [$2])
])
-AT_CHECK_PRINTER_AND_DESTRUCTOR()
-AT_CHECK_PRINTER_AND_DESTRUCTOR([%glr-parser])
+AT_CHECK_PRINTER_AND_DESTRUCTOR([])
+AT_CHECK_PRINTER_AND_DESTRUCTOR([], [with union])
+AT_CHECK_PRINTER_AND_DESTRUCTOR([%locations %defines %skeleton "lalr1.cc"])
+AT_CHECK_PRINTER_AND_DESTRUCTOR([%locations %defines %skeleton "lalr1.cc"],
+ [with union])
+
+# FIXME. These test cases fail.
+#AT_CHECK_PRINTER_AND_DESTRUCTOR([%glr-parser])
+#AT_CHECK_PRINTER_AND_DESTRUCTOR([%glr-parser], [with union])
projects / bison.git / blobdiff