* doc/bison.texinfo (C++ Parser Interface): Use defcv to define

[bison.git] / tests / regression.at

diff --git a/tests/regression.at b/tests/regression.at
index 48c111c0dd01524df82c74b6a05d31f91ea5b3b5..fe7c31b496fb7ddd278430acc2ebae3c55e14a14 100644 (file)
--- a/tests/regression.at
+++ b/tests/regression.at
@@ -1,5 +1,5 @@
 # Bison Regressions.                               -*- Autotest -*-
 # Bison Regressions.                               -*- Autotest -*-

-# Copyright (C) 2001, 2002 Free Software Foundation, Inc.
+# Copyright (C) 2001, 2002, 2003, 2004, 2005 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


@@ -13,8 +13,8 @@
 
 # You should have received a copy of the GNU General Public License
 # along with this program; if not, write to the Free Software
 
 # You should have received a copy of the GNU General Public License
 # along with this program; if not, write to the Free Software

-# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
-# 02111-1307, USA.
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+# 02110-1301, USA.

 
 AT_BANNER([[Regression tests.]])
 
 
 AT_BANNER([[Regression tests.]])
 


@@ -29,7 +29,7 @@ AT_SETUP([Early token definitions])
 # Found in GCJ: they expect the tokens to be defined before the user
 # prologue, so that they can use the token definitions in it.
 
 # Found in GCJ: they expect the tokens to be defined before the user
 # prologue, so that they can use the token definitions in it.
 

-AT_DATA([input.y],
+AT_DATA_GRAMMAR([input.y],

 [[%{
 void yyerror (const char *s);
 int yylex (void);
 [[%{
 void yyerror (const char *s);
 int yylex (void);


@@ -50,8 +50,8 @@ exp: MY_TOKEN;
 %%
 ]])
 
 %%
 ]])
 

-AT_CHECK([bison input.y -o input.c])
-AT_CHECK([$CC $CFLAGS $CPPFLAGS input.c -c])
+AT_CHECK([bison -o input.c input.y])
+AT_COMPILE([input.o], [-c input.c])

 
 AT_CLEANUP
 
 
 AT_CLEANUP
 


@@ -72,9 +72,9 @@ exp: { tests = {{{{{{{{{{}}}}}}}}}}; };
 %%
 ]])
 
 %%
 ]])
 

-AT_CHECK([bison -v input.y -o input.c])
+AT_CHECK([bison -v -o input.c input.y])

 
 

-AT_CHECK([fgrep 'tests = {{{{{{{{{{}}}}}}}}}};' input.c], 0, [ignore])
+AT_CHECK([grep 'tests = {{{{{{{{{{}}}}}}}}}};' input.c], 0, [ignore])

 
 AT_CLEANUP
 
 
 AT_CLEANUP
 


@@ -99,8 +99,8 @@ exp: '(' exp ')' | NUM ;
 %%
 ]])
 
 %%
 ]])
 

-AT_CHECK([bison -v input.y -o input.c], 0, [],
-[[input.y:6: warning: symbol `"<="' used more than once as a literal string
+AT_CHECK([bison -v -o input.c input.y], 0, [],
+[[input.y:6.8-14: warning: symbol `"<="' used more than once as a literal string

 ]])
 
 AT_CLEANUP
 ]])
 
 AT_CLEANUP


@@ -144,13 +144,13 @@ expr:
 };
 ]])
 
 };
 ]])
 

-AT_CHECK([bison input.y -o input.c -v])
+AT_CHECK([bison -o input.c -v input.y])

 
 # Check the contents of the report.
 AT_CHECK([cat input.output], [],
 [[Grammar
 
 
 # Check the contents of the report.
 AT_CHECK([cat input.output], [],
 [[Grammar
 

-    0 $axiom: expr $
+    0 $accept: expr $end

 
     1 @1: /* empty */
 
 
     1 @1: /* empty */
 


@@ -163,7 +163,7 @@ AT_CHECK([cat input.output], [],
 
 Terminals, with rules where they appear
 
 
 Terminals, with rules where they appear
 

-$ (0) 0
+$end (0) 0

 'a' (97) 2
 'b' (98) 2
 'c' (99) 4
 'a' (97) 2
 'b' (98) 2
 'c' (99) 4


@@ -172,7 +172,7 @@ error (256)
 
 Nonterminals, with rules where they appear
 
 
 Nonterminals, with rules where they appear
 

-$axiom (6)
+$accept (6)

     on left: 0
 expr (7)
     on left: 2 4, on right: 0
     on left: 0
 expr (7)
     on left: 2 4, on right: 0


@@ -184,7 +184,7 @@ expr (7)
 
 state 0
 
 
 state 0
 

-    0 $axiom: . expr $
+    0 $accept: . expr $end

 
     'a'  shift, and go to state 1
 
 
     'a'  shift, and go to state 1
 


@@ -205,9 +205,9 @@ state 1
 
 state 2
 
 
 state 2
 

-    0 $axiom: expr . $
+    0 $accept: expr . $end

 
 

-    $  shift, and go to state 5
+    $end  shift, and go to state 5

 
 
 state 3
 
 
 state 3


@@ -226,9 +226,9 @@ state 4
 
 state 5
 
 
 state 5
 

-    0 $axiom: expr $ .
+    0 $accept: expr $end .

 
 

-    $default   accept
+    $default  accept

 
 
 state 6
 
 
 state 6


@@ -266,7 +266,7 @@ exp: ;
 %%
 ]])
 
 %%
 ]])
 

-AT_CHECK([bison -v input.y -o input.c])
+AT_CHECK([bison -v -o input.c input.y])

 
 AT_CLEANUP
 
 
 AT_CLEANUP
 


@@ -284,7 +284,7 @@ AT_DATA([input.y],
 ?
 default: 'a' }
 %&
 ?
 default: 'a' }
 %&

-%a
+%a-does-not-exist

 %-
 %{
 ]])
 %-
 %{
 ]])


@@ -294,12 +294,10 @@ AT_CHECK([bison input.y], [1], [],
 input.y:3.14: invalid character: `}'
 input.y:4.1: invalid character: `%'
 input.y:4.2: invalid character: `&'
 input.y:3.14: invalid character: `}'
 input.y:4.1: invalid character: `%'
 input.y:4.2: invalid character: `&'

-input.y:5.1: invalid character: `%'
+input.y:5.1-17: invalid directive: `%a-does-not-exist'

 input.y:6.1: invalid character: `%'
 input.y:6.2: invalid character: `-'
 input.y:6.1: invalid character: `%'
 input.y:6.2: invalid character: `-'

-input.y:7.1-8.0: unexpected end of file in a prologue
-input.y:7.1-8.0: parse error, unexpected PROLOGUE, expecting ";" or "|"
-input.y:5.2: symbol a is used, but is not defined as a token and has no rules
+input.y:7.1-8.0: missing `%}' at end of file

 ]])
 
 AT_CLEANUP
 ]])
 
 AT_CLEANUP


@@ -314,22 +312,74 @@ AT_CLEANUP
 AT_SETUP([Token definitions])
 
 # Bison managed, when fed with `%token 'f' "f"' to #define 'f'!
 AT_SETUP([Token definitions])
 
 # Bison managed, when fed with `%token 'f' "f"' to #define 'f'!

-AT_DATA([input.y],
+AT_DATA_GRAMMAR([input.y],

 [%{
 [%{

+#include <stdio.h>

 void yyerror (const char *s);
 int yylex (void);
 %}
 void yyerror (const char *s);
 int yylex (void);
 %}

-[%token YYEOF 0 "end of file"
+[%error-verbose
+%token MYEOF 0 "end of file"

 %token 'a' "a"
 %token 'a' "a"

-%token b "b"
-%token c 'c'
-%token 'd' d
+%token B_TOKEN "b"
+%token C_TOKEN 'c'
+%token 'd' D_TOKEN
+%token SPECIAL "\\\'\?\"\n\t??!"
+%%
+exp: "a" "\\\'\?\"\n\t??!";

 %%
 %%

-exp: "a";
+void
+yyerror (char const *s)
+{
+  fprintf (stderr, "%s\n", s);
+}
+
+int
+yylex (void)
+{
+  return SPECIAL;
+}
+
+int
+main (void)
+{
+  return yyparse ();
+}
+]])
+
+AT_CHECK([bison -o input.c input.y])
+AT_COMPILE([input])
+AT_PARSER_CHECK([./input], 1, [],
+[syntax error, unexpected \'?"
+       ??!, expecting a
+])
+AT_CLEANUP
+
+
+
+## -------------------- ##
+## Characters Escapes.  ##
+## -------------------- ##
+
+
+AT_SETUP([Characters Escapes])
+
+AT_DATA_GRAMMAR([input.y],
+[%{
+void yyerror (const char *s);
+int yylex (void);
+%}
+[%%
+exp:
+  '\'' "\'"
+| '\"' "\""
+| '"'  "'"
+;

 ]])
 ]])

+# Pacify font-lock-mode: "

 
 

-AT_CHECK([bison input.y -o input.c])
-AT_CHECK([$CC $CFLAGS $CPPFLAGS input.c -c])
+AT_CHECK([bison -o input.c input.y])
+AT_COMPILE([input.o], [-c input.c])

 AT_CLEANUP
 
 
 AT_CLEANUP
 
 


@@ -372,7 +422,7 @@ AT_CHECK([bison -v input.y])
 AT_CHECK([cat input.output], 0,
 [[Grammar
 
 AT_CHECK([cat input.output], 0,
 [[Grammar
 

-    0 $axiom: CONST_DEC_PART $
+    0 $accept: CONST_DEC_PART $end

 
     1 CONST_DEC_PART: CONST_DEC_LIST
 
 
     1 CONST_DEC_PART: CONST_DEC_LIST
 


@@ -386,7 +436,7 @@ AT_CHECK([cat input.output], 0,
 
 Terminals, with rules where they appear
 
 
 Terminals, with rules where they appear
 

-$ (0) 0
+$end (0) 0

 ';' (59) 5
 '=' (61) 5
 error (256)
 ';' (59) 5
 '=' (61) 5
 error (256)


@@ -396,7 +446,7 @@ const_id_tok (259) 5
 
 Nonterminals, with rules where they appear
 
 
 Nonterminals, with rules where they appear
 

-$axiom (7)
+$accept (7)

     on left: 0
 CONST_DEC_PART (8)
     on left: 1, on right: 0
     on left: 0
 CONST_DEC_PART (8)
     on left: 1, on right: 0


@@ -410,7 +460,7 @@ CONST_DEC (10)
 
 state 0
 
 
 state 0
 

-    0 $axiom: . CONST_DEC_PART $
+    0 $accept: . CONST_DEC_PART $end

 
     $default  reduce using rule 4 (@1)
 
 
     $default  reduce using rule 4 (@1)
 


@@ -422,9 +472,9 @@ state 0
 
 state 1
 
 
 state 1
 

-    0 $axiom: CONST_DEC_PART . $
+    0 $accept: CONST_DEC_PART . $end

 
 

-    $  shift, and go to state 5
+    $end  shift, and go to state 5

 
 
 state 2
 
 
 state 2


@@ -455,9 +505,9 @@ state 4
 
 state 5
 
 
 state 5
 

-    0 $axiom: CONST_DEC_PART $ .
+    0 $accept: CONST_DEC_PART $end .

 
 

-    $default   accept
+    $default  accept

 
 
 state 6
 
 
 state 6


@@ -510,7 +560,7 @@ AT_CLEANUP
 #
 # It used to be wrong on yydefact only:
 #
 #
 # It used to be wrong on yydefact only:
 #

-# static const short yydefact[] =
+# static const short int yydefact[] =

 #  {
 # -       2,     0,     1,     0,     0,     2,     3,     2,     5,     4,
 # +       2,     0,     1,     0,     0,     0,     3,     2,     5,     4,
 #  {
 # -       2,     0,     1,     0,     0,     2,     3,     2,     5,     4,
 # +       2,     0,     1,     0,     0,     0,     3,     2,     5,     4,


@@ -533,7 +583,7 @@ else: "else" statement;
 %%
 ]])
 
 %%
 ]])
 

-AT_CHECK([bison -v input.y -o input.c])
+AT_CHECK([bison -v -o input.c input.y])

 
 # Check only the tables.  We don't use --no-parser, because it is
 # still to be implemented in the experimental branch of Bison.
 
 # Check only the tables.  We don't use --no-parser, because it is
 # still to be implemented in the experimental branch of Bison.


@@ -574,7 +624,7 @@ static const unsigned char yyprhs[] =
 {
        0,     0,     3,     5,     6,     9,    14
 };
 {
        0,     0,     3,     5,     6,     9,    14
 };

-static const signed char yyrhs[] =
+static const yysigned_char yyrhs[] =

 {
        8,     0,    -1,     9,    -1,    -1,    10,    11,    -1,     3,
        4,     5,     8,    -1,     6,     8,    -1
 {
        8,     0,    -1,     9,    -1,    -1,    10,    11,    -1,     3,
        4,     5,     8,    -1,     6,     8,    -1


@@ -585,12 +635,12 @@ static const unsigned char yyrline[] =
 };
 static const char *const yytname[] =
 {
 };
 static const char *const yytname[] =
 {

-  "$", "error", "$undefined.", "\"if\"", "\"const\"", "\"then\"",
-  "\"else\"", "$axiom", "statement", "struct_stat", "if", "else", 0
+  "$end", "error", "$undefined", "if", "const", "then", "else", "$accept",
+  "statement", "struct_stat", "if", "else", 0

 };
 };

-static const short yytoknum[] =
+static const unsigned short int yytoknum[] =

 {
 {

-       0,   256,   257,   258,   259,   260,   261,    -1
+       0,   256,   257,   258,   259,   260,   261

 };
 static const unsigned char yyr1[] =
 {
 };
 static const unsigned char yyr1[] =
 {


@@ -600,29 +650,29 @@ static const unsigned char yyr2[] =
 {
        0,     2,     1,     0,     2,     4,     2
 };
 {
        0,     2,     1,     0,     2,     4,     2
 };

-static const short yydefact[] =
+static const unsigned char yydefact[] =

 {
 {

-       3,     0,     0,     2,     0,     0,     0,     3,     4,     3,
+       3,     0,     0,     2,     0,     0,     1,     3,     4,     3,

        6,     5
 };
        6,     5
 };

-static const short yydefgoto[] =
+static const yysigned_char yydefgoto[] =

 {
       -1,     2,     3,     4,     8
 };
 {
       -1,     2,     3,     4,     8
 };

-static const short yypact[] =
+static const yysigned_char yypact[] =

 {
 {

-      -2,    -1,     4,-32768,     0,     2,-32768,    -2,-32768,    -2,
-  -32768,-32768
+      -2,    -1,     4,    -8,     0,     2,    -8,    -2,    -8,    -2,
+      -8,    -8

 };
 };

-static const short yypgoto[] =
+static const yysigned_char yypgoto[] =

 {
 {

-  -32768,    -7,-32768,-32768,-32768
+      -8,    -7,    -8,    -8,    -8

 };
 };

-static const short yytable[] =
+static const unsigned char yytable[] =

 {
       10,     1,    11,     5,     6,     0,     7,     9
 };
 {
       10,     1,    11,     5,     6,     0,     7,     9
 };

-static const short yycheck[] =
+static const yysigned_char yycheck[] =

 {
        7,     3,     9,     4,     0,    -1,     6,     5
 };
 {
        7,     3,     9,     4,     0,    -1,     6,     5
 };


@@ -634,3 +684,134 @@ static const unsigned char yystos[] =
 ]])
 
 AT_CLEANUP
 ]])
 
 AT_CLEANUP

+
+
+## ------------------------- ##
+## yycheck Bound Violation.  ##
+## ------------------------- ##
+
+
+# _AT_DATA_DANCER_Y(BISON-OPTIONS)
+# --------------------------------
+# The following grammar, taken from Andrew Suffield's GPL'd implementation
+# of DGMTP, the Dancer Generic Message Transport Protocol, used to violate
+# yycheck's bounds where issuing a verbose error message.  Keep this test
+# so that possible bound checking compilers could check all the skeletons.
+m4_define([_AT_DATA_DANCER_Y],
+[AT_DATA_GRAMMAR([dancer.y],
+[%{
+static int yylex (AT_LALR1_CC_IF([int *], [void]));
+AT_LALR1_CC_IF([],
+[#include <stdio.h>
+static void yyerror (const char *);])
+%}
+$1
+%token ARROW INVALID NUMBER STRING DATA
+%defines
+%verbose
+%error-verbose
+/* Grammar follows */
+%%
+line: header body
+   ;
+
+header: '<' from ARROW to '>' type ':'
+   | '<' ARROW to '>' type ':'
+   | ARROW to type ':'
+   | type ':'
+   | '<' '>'
+   ;
+
+from: DATA
+   | STRING
+   | INVALID
+   ;
+
+to: DATA
+   | STRING
+   | INVALID
+   ;
+
+type: DATA
+   | STRING
+   | INVALID
+   ;
+
+body: /* empty */
+   | body member
+   ;
+
+member: STRING
+   | DATA
+   | '+' NUMBER
+   | '-' NUMBER
+   | NUMBER
+   | INVALID
+   ;
+%%
+AT_LALR1_CC_IF(
+[/* A C++ error reporting function. */
+void
+yy::parser::error (const location&, const std::string& m)
+{
+  std::cerr << m << std::endl;
+}
+
+int
+yyparse ()
+{
+  yy::parser parser;
+  parser.set_debug_level (!!YYDEBUG);
+  return parser.parse ();
+}
+],
+[static void
+yyerror (const char *s)
+{
+  fprintf (stderr, "%s\n", s);
+}])
+
+static int
+yylex (AT_LALR1_CC_IF([int *lval], [void]))
+[{
+  static int toknum = 0;
+  int tokens[] =
+    {
+      ':', -1
+    };
+  ]AT_LALR1_CC_IF([*lval = 0; /* Pacify GCC.  */])[
+  return tokens[toknum++];
+}]
+
+int
+main (void)
+{
+  return yyparse ();
+}
+])
+])# _AT_DATA_DANCER_Y
+
+
+# AT_CHECK_DANCER(BISON-OPTIONS)
+# ------------------------------
+# Generate the grammar, compile it, run it.
+m4_define([AT_CHECK_DANCER],
+[AT_SETUP([Dancer $1])
+AT_BISON_OPTION_PUSHDEFS([$1])
+_AT_DATA_DANCER_Y([$1])
+AT_CHECK([bison -o dancer.c dancer.y])
+AT_LALR1_CC_IF(
+  [AT_CHECK([bison -o dancer.cc dancer.y])
+   AT_COMPILE_CXX([dancer])],
+  [AT_CHECK([bison -o dancer.c dancer.y])
+   AT_COMPILE([dancer])])
+AT_PARSER_CHECK([./dancer], 1, [],
+[syntax error, unexpected ':'
+])
+AT_BISON_OPTION_POPDEFS
+AT_CLEANUP
+])
+
+AT_CHECK_DANCER()
+AT_CHECK_DANCER([%glr-parser])
+AT_CHECK_DANCER([%skeleton "lalr1.cc"])