(Invalid inputs): Remove cascaded diagnostic that is no longer emitted.

[bison.git] / tests / regression.at

diff --git a/tests/regression.at b/tests/regression.at
index bcd97d24e98c4c0534d46d2dc0f4eedba1b799ce..3f83ac46be4ef8010fed44e546579a7e4a5c2bf1 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 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


@@ -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);


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

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

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


@@ -294,11 +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 "%{...%}", expecting ";" or "|"
+input.y:7.1-8.0: missing `%}' at end of file

 ]])
 
 AT_CLEANUP
 ]])
 
 AT_CLEANUP


@@ -313,12 +312,12 @@ 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],

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

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

 %token 'a' "a"
 %token b "b"
 %token c 'c'
 %token 'a' "a"
 %token b "b"
 %token c 'c'


@@ -340,7 +339,7 @@ AT_CLEANUP
 
 AT_SETUP([Characters Escapes])
 
 
 AT_SETUP([Characters Escapes])
 

-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);


@@ -352,6 +351,7 @@ exp:
 | '"'  "'"
 ;
 ]])
 | '"'  "'"
 ;
 ]])

+# Pacify font-lock-mode: "

 
 AT_CHECK([bison -o input.c input.y])
 AT_COMPILE([input.o], [-c input.c])
 
 AT_CHECK([bison -o input.c input.y])
 AT_COMPILE([input.o], [-c input.c])


@@ -659,3 +659,136 @@ 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],
+[%{
+AT_LALR1_CC_IF(
+[static int yylex (int *lval);],
+[#include <stdio.h>
+static void yyerror (const char *s);
+static int yylex ();])
+%}
+$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(
+[/* Currently, print_ is required in C++. */
+void
+yy::Parser::print_ ()
+{
+}
+
+/* A C++ error reporting function. */
+void
+yy::Parser::error_ ()
+{
+  std::cerr << message << std::endl;
+}
+
+int
+yyparse (void)
+{
+  yy::Parser parser (!!YYDEBUG);
+  return parser.parse ();
+}
+],
+[static void
+yyerror (const char *s)
+{
+  fprintf (stderr, "%s\n", s);
+}])
+
+static int
+yylex (AT_LALR1_CC_IF([int *lval]))
+[{
+  static int toknum = 0;
+  int tokens[] =
+    {
+      ':', -1
+    };
+  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_COMPILE_CXX([dancer])],
+               [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"])