}
]])
-AT_CHECK([bison input.y -d -v -o input.c])
+AT_CHECK([bison -d -v -o input.c input.y])
AT_COMPILE([input])
AT_PARSER_CHECK([./input], 0,
[[0123456789
int val;
};
-%type <val> a_1 a_2 a_4 a_5
+%type <val> a_1 a_2 a_5
sum_of_the_five_previous_values
%%
-exp: a_1 a_2 { $<val>$ = 3; } a_4 a_5 sum_of_the_five_previous_values
+exp: a_1 a_2 { $<val>$ = 3; } { $<val>$ = $<val>3 + 1; } a_5
+ sum_of_the_five_previous_values
{
printf ("%d\n", $6);
}
;
a_1: { $$ = 1; };
a_2: { $$ = 2; };
-a_4: { $$ = 4; };
a_5: { $$ = 5; };
sum_of_the_five_previous_values:
}
]])
-AT_CHECK([bison input.y -d -v -o input.c])
+AT_CHECK([bison -d -v -o input.c input.y])
AT_COMPILE([input])
AT_PARSER_CHECK([./input], 0,
[[15
## Printers and Destructors. ##
## -------------------------- ##
-AT_SETUP([Printers and Destructors])
+# _AT_CHECK_PRINTER_AND_DESTRUCTOR($1, $2, $3, BISON-DIRECTIVE)
+# -------------------------------------------------------------
+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])
# Make sure complex $n work.
AT_DATA([[input.y]],
-[[%{
+[[$4
+%{
#include <stdio.h>
#include <stdlib.h>
#include <assert.h>
-#define YYERROR_VERBOSE 1
-#define YYDEBUG 1
+static int yylex (void);
+static void yyerror (const char *msg);
%}
+%error-verbose
+%debug
%verbose
+%locations
%union
{
int ival;
}
%type <ival> 'x' thing line input
-%printer { fprintf (yyout, "%d from %d", $$, @$.first_line); }
+%printer { fprintf (yyout, "%d@%d", $$, @$.first_line); }
input line thing 'x'
%destructor
- {
- fprintf (stdout, "Freeing ");
- /* FIXME: Ouch: INTERNAL DETAILS EXPOSED HERE. */
- /* Cannot use $$ which is the union member, not the union itself. */
- yysymprint (stdout, yytype, yyvalue, @$);
- fprintf (stdout, "\n");
- }
- input line thing 'x'
+ { fprintf (stdout, "Freeing nterm input (%d@%d)\n", $$, @$.first_line); }
+ input
-%{
-static int yylex (void);
-static void yyerror (const char *msg);
-%}
+%destructor
+ { fprintf (stdout, "Freeing nterm line (%d@%d)\n", $$, @$.first_line); }
+ line
+
+%destructor
+ { fprintf (stdout, "Freeing nterm thing (%d@%d)\n", $$, @$.first_line); }
+ thing
+%destructor
+ { fprintf (stdout, "Freeing token 'x' (%d@%d)\n", $$, @$.first_line); }
+ 'x'
%%
input:
/* Nothing. */
{
$$ = 0;
- printf ("input(%d): /* Nothing */';'\n", $$);
+ printf ("input(%d@%d): /* Nothing */';'\n", $$, @$.first_line);
}
| 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@%d): line(%d@%d) input(%d@%d)';'\n",
+ $$, @$.first_line, $1, @1.first_line, $2, @2.first_line);
}
;
thing thing thing ';'
{
$$ = $1;
- printf ("line(%d): thing(%d) thing(%d) thing(%d) ';'\n", $$, $1, $2, $3);
+ printf ("line(%d@%d): thing(%d@%d) thing(%d@%d) thing(%d@%d) ';'\n",
+ $$, @$.first_line, $1, @1.first_line, $2, @2.first_line,
+ $3, @3.first_line);
}
| thing thing ';'
{
$$ = $1;
- printf ("line(%d): thing(%d) thing(%d) ';'\n", $$, $1, $2);
+ printf ("line(%d@%d): thing(%d@%d) thing(%d@%d) ';'\n",
+ $$, @$.first_line, $1, @1.first_line, $2, @2.first_line);
}
| thing ';'
{
$$ = $1;
- printf ("line(%d): thing(%d) ';'\n", $$, $1);
+ printf ("line(%d@%d): thing(%d@%d) ';'\n",
+ $$, @$.first_line, $1, @1.first_line);
}
| error ';'
{
$$ = -1;
- printf ("line(%d): error ';'\n", $$);
+ printf ("line(%d@%d): error(@%d) ';'\n",
+ $$, @$.first_line, @1.first_line);
}
;
'x'
{
$$ = $1;
- printf ("thing(%d): 'x'(%d)\n", $$, $1);
+ printf ("thing(%d@%d): 'x'(%d@%d)\n",
+ $$, @$.first_line, $1, @1.first_line);
}
;
%%
}
]])
-AT_CHECK([bison input.y --location -d -v -o input.c])
+AT_CHECK([bison -o input.c input.y])
AT_COMPILE([input])
AT_PARSER_CHECK([./input], 1,
[[sending: 'x' (value = 0, line 0)
-thing(0): 'x'(0)
+thing(0@0): 'x'(0@0)
sending: 'x' (value = 1, line 10)
-thing(1): 'x'(1)
+thing(1@10): 'x'(1@10)
sending: 'x' (value = 2, line 20)
-thing(2): 'x'(2)
+thing(2@20): 'x'(2@20)
sending: 'x' (value = 3, line 30)
30: parse error, unexpected 'x', expecting ';'
-Freeing nterm thing (2 from 20)
-Freeing nterm thing (1 from 10)
-Freeing nterm thing (0 from 0)
-Freeing token 'x' (3 from 30)
+Freeing nterm thing (2@20)
+Freeing nterm thing (1@10)
+Freeing nterm thing (0@0)
+Freeing token 'x' (3@30)
sending: 'x' (value = 4, line 40)
-Freeing token 'x' (4 from 40)
+Freeing token 'x' (4@40)
sending: 'x' (value = 5, line 50)
-Freeing token 'x' (5 from 50)
+Freeing token 'x' (5@50)
sending: ';' (value = 6, line 60)
-line(-1): error ';'
+line(-1@50): error(@50) ';'
sending: 'x' (value = 7, line 70)
-thing(7): 'x'(7)
+thing(7@70): 'x'(7@70)
sending: 'x' (value = 8, line 80)
-thing(8): 'x'(8)
+thing(8@80): 'x'(8@80)
sending: ';' (value = 9, line 90)
-line(7): thing(7) thing(8) ';'
+line(7@70): thing(7@70) thing(8@80) ';'
sending: 'x' (value = 10, line 100)
-thing(10): 'x'(10)
+thing(10@100): 'x'(10@100)
sending: ';' (value = 11, line 110)
-line(10): thing(10) ';'
+line(10@100): thing(10@100) ';'
sending: 'y' (value = 12, line 120)
120: parse error, unexpected $undefined, expecting $end or 'x'
sending: EOF
-Freeing nterm line (10 from 100)
-Freeing nterm line (7 from 70)
-Freeing nterm line (-1 from 50)
+Freeing nterm line (10@100)
+Freeing nterm line (7@70)
+Freeing nterm line (-1@50)
Parsing FAILED.
]])
AT_CLEANUP
+])
+
+
+# AT_CHECK_PRINTER_AND_DESTRUCTOR([BISON-OPTIONS])
+# ------------------------------------------------
+# Produce `calc.y'.
+m4_define([AT_CHECK_PRINTER_AND_DESTRUCTOR],
+[_AT_CHECK_PRINTER_AND_DESTRUCTOR($[1], $[2], $[3], [$1])
+])
+
+
+AT_CHECK_PRINTER_AND_DESTRUCTOR()
+AT_CHECK_PRINTER_AND_DESTRUCTOR([%glr-parser])
projects / bison.git / blobdiff