X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/affac6132ae6ee354e1497e456b5c81a0c84334f..7b30971d7b915f5d9f7bccd24ab5f5b0e18680e1:/tests/calc.at?ds=sidebyside

diff --git a/tests/calc.at b/tests/calc.at
index 81297bc4..d4775f0f 100644
--- a/tests/calc.at
+++ b/tests/calc.at
@@ -1,6 +1,6 @@
 # Simple calculator.                         -*- Autotest -*-
 
-# Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005 Free Software
+# Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007 Free Software
 # Foundation, Inc.
 
 # This program is free software; you can redistribute it and/or modify
@@ -40,8 +40,8 @@ m4_define([_AT_DATA_CALC_Y],
 AT_DATA_GRAMMAR([calc.y],
 [[/* Infix notation calculator--calc */
 ]$4
-AT_LALR1_CC_IF(
-[%define "global_tokens_and_yystype"])[
+AT_SKEL_CC_IF(
+[%define global_tokens_and_yystype])[
 %{
 #include <stdio.h>
 
@@ -71,8 +71,10 @@ static int global_count = 0;
 
 %{
 static int power (int base, int exponent);
-]AT_LALR1_CC_IF(
-[typedef yy::location YYLTYPE;
+]AT_SKEL_CC_IF(
+[#ifndef YYLTYPE
+[#] define YYLTYPE AT_NAME_PREFIX::location
+#endif
 #define first_line   begin.line
 #define first_column begin.column
 #define last_line    end.line
@@ -90,6 +92,17 @@ static int get_char (]AT_LEX_FORMALS[);
 static void unget_char (]AT_LEX_PRE_FORMALS[ int c);
 %}
 
+]AT_SKEL_CC_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);
+}
+])[
+
 /* Bison Declarations */
 %token CALC_EOF 0 "end of input"
 %token <ival> NUM "number"
@@ -129,17 +142,17 @@ exp:
 | exp '^' exp        { $$ = power ($1, $3); }
 | '(' exp ')'        { $$ = $2;             }
 | '(' error ')'      { $$ = 1111;           }
-| '!'                { YYERROR;             }
-| '-' error          { YYERROR;             }
+| '!'                { $$ = 0; YYERROR;     }
+| '-' error          { $$ = 0; YYERROR;     }
 ;
 %%
-/* The input. */
+/* The input.  */
 static FILE *input;
 
-]AT_LALR1_CC_IF(
-[/* A C++ error reporting function. */
+]AT_SKEL_CC_IF(
+[/* A C++ error reporting function.  */
 void
-yy::parser::error (const location& l, const std::string& m)
+AT_NAME_PREFIX::parser::error (const location& l, const std::string& m)
 {
   (void) l;
   std::cerr << AT_LOCATION_IF([l << ": " << ])m << std::endl;
@@ -148,8 +161,10 @@ yy::parser::error (const location& l, const std::string& m)
 int
 yyparse (AT_PARAM_IF([semantic_value *result, int *count]))
 {
-  yy::parser parser[]AT_PARAM_IF([ (result, count)]);
-  parser.set_debug_level (!!YYDEBUG);
+  AT_NAME_PREFIX::parser parser[]AT_PARAM_IF([ (result, count)]);
+#if YYDEBUG
+  parser.set_debug_level (1);
+#endif
   return parser.parse ();
 }
 ],
@@ -186,7 +201,7 @@ get_char (]AT_LEX_FORMALS[)
   if (res == '\n')
     {
       AT_LOC.last_line++;
-      AT_LOC.last_column = 0;
+      AT_LOC.last_column = 1;
     }
   else
     AT_LOC.last_column++;
@@ -249,7 +264,7 @@ yylex (]AT_LEX_FORMALS[)
     {
       init = 0;
 ]AT_LOCATION_IF([
-      AT_LOC.last_column = 0;
+      AT_LOC.last_column = 1;
       AT_LOC.last_line = 1;
 ])[
     }
@@ -319,9 +334,10 @@ main (int argc, const char **argv)
       return 3;
     }
 
-]AT_LALR1_CC_IF([], [m4_bmatch([$4], [%debug],
+]AT_SKEL_CC_IF([], [m4_bmatch([$4], [%debug],
 [  yydebug = 1;])])[
-  status = yyparse (]AT_PARAM_IF([&result, &count])[);
+  status = yyparse (]AT_PARAM_IF([[&result, &count]])[);
+  fclose (input);
   if (global_result != result)
     abort ();
   if (global_count != count)
@@ -397,11 +413,13 @@ sed '/^Starting/d
 /^Stack/d
 /^Reading/d
 /^Reducing/d
+/^Return/d
 /^Shifting/d
 /^state/d
 /^Cleanup:/d
 /^Error:/d
 /^Next/d
+/^Now/d
 /^Discarding/d
 / \$[[0-9$]]* = /d
 /^yydestructor:/d' stderr >at-stderr
@@ -438,7 +456,7 @@ AT_BISON_OPTION_PUSHDEFS([$1])
 
 AT_DATA_CALC_Y([$1])
 
-AT_LALR1_CC_IF(
+AT_SKEL_CC_IF(
   [AT_CHECK([bison -o calc.cc calc.y])
    AT_COMPILE_CXX([calc])],
   [AT_CHECK([bison -o calc.c calc.y])
@@ -463,21 +481,21 @@ _AT_CHECK_CALC([$1],
 
 # Some syntax errors.
 _AT_CHECK_CALC_ERROR([$1], [1], [0 0], [15],
-                     [1.2: syntax error, unexpected number])
+                     [1.3: syntax error, unexpected number])
 _AT_CHECK_CALC_ERROR([$1], [1], [1//2], [20],
-                     [1.2: syntax error, unexpected '/', expecting number or '-' or '(' or '!'])
+                     [1.3: syntax error, unexpected '/', expecting number or '-' or '(' or '!'])
 _AT_CHECK_CALC_ERROR([$1], [1], [error], [5],
-                     [1.0: syntax error, unexpected $undefined])
+                     [1.1: syntax error, unexpected $undefined])
 _AT_CHECK_CALC_ERROR([$1], [1], [1 = 2 = 3], [30],
-                     [1.6: syntax error, unexpected '='])
+                     [1.7: syntax error, unexpected '='])
 _AT_CHECK_CALC_ERROR([$1], [1],
                      [
 +1],
                      [20],
-                     [2.0: syntax error, unexpected '+'])
+                     [2.1: syntax error, unexpected '+'])
 # Exercise error messages with EOF: work on an empty file.
 _AT_CHECK_CALC_ERROR([$1], [1], [/dev/null], [4],
-                     [1.0: syntax error, unexpected end of input])
+                     [1.1: syntax error, unexpected end of input])
 
 # Exercise the error token: without it, we die at the first error,
 # hence be sure to
@@ -490,28 +508,28 @@ _AT_CHECK_CALC_ERROR([$1], [1], [/dev/null], [4],
 #
 # - test the action associated to `error'
 #
-# - check the look-ahead that triggers an error is not discarded
-#   when we enter error recovery.  Below, the look-ahead causing the
+# - check the lookahead that triggers an error is not discarded
+#   when we enter error recovery.  Below, the lookahead causing the
 #   first error is ")", which is needed to recover from the error and
 #   produce the "0" that triggers the "0 != 1" error.
 #
 _AT_CHECK_CALC_ERROR([$1], [0],
                      [() + (1 + 1 + 1 +) + (* * *) + (1 * 2 * *) = 1],
                      [250],
-[1.1: syntax error, unexpected ')', expecting number or '-' or '(' or '!'
-1.17: syntax error, unexpected ')', expecting number or '-' or '(' or '!'
-1.22: syntax error, unexpected '*', expecting number or '-' or '(' or '!'
-1.40: syntax error, unexpected '*', expecting number or '-' or '(' or '!'
+[1.2: syntax error, unexpected ')', expecting number or '-' or '(' or '!'
+1.18: syntax error, unexpected ')', expecting number or '-' or '(' or '!'
+1.23: syntax error, unexpected '*', expecting number or '-' or '(' or '!'
+1.41: syntax error, unexpected '*', expecting number or '-' or '(' or '!'
 calc: error: 4444 != 1])
 
 # The same, but this time exercising explicitly triggered syntax errors.
-# POSIX says the look-ahead causing the error should not be discarded.
+# POSIX says the lookahead causing the error should not be discarded.
 _AT_CHECK_CALC_ERROR([$1], [0], [(!) + (0 0) = 1], [102],
-[1.9: syntax error, unexpected number
+[1.10: syntax error, unexpected number
 calc: error: 2222 != 1])
 _AT_CHECK_CALC_ERROR([$1], [0], [(- *) + (0 0) = 1], [113],
-[1.3: syntax error, unexpected '*', expecting number or '-' or '(' or '!'
-1.11: syntax error, unexpected number
+[1.4: syntax error, unexpected '*', expecting number or '-' or '(' or '!'
+1.12: syntax error, unexpected number
 calc: error: 2222 != 1])
 AT_BISON_OPTION_POPDEFS
 
@@ -525,7 +543,7 @@ AT_CLEANUP
 # Simple LALR Calculator.  #
 # ------------------------ #
 
-AT_BANNER([[Simple LALR Calculator.]])
+AT_BANNER([[Simple LALR(1) Calculator.]])
 
 # AT_CHECK_CALC_LALR([BISON-OPTIONS])
 # -----------------------------------
@@ -538,22 +556,24 @@ AT_CHECK_CALC_LALR()
 
 AT_CHECK_CALC_LALR([%defines])
 AT_CHECK_CALC_LALR([%locations])
-AT_CHECK_CALC_LALR([%name-prefix="calc"])
+AT_CHECK_CALC_LALR([%name-prefix="calc"]) dnl test deprecated `='
 AT_CHECK_CALC_LALR([%verbose])
 AT_CHECK_CALC_LALR([%yacc])
 AT_CHECK_CALC_LALR([%error-verbose])
 
 AT_CHECK_CALC_LALR([%pure-parser %locations])
+AT_CHECK_CALC_LALR([%push-pull-parser %pure-parser %locations])
 AT_CHECK_CALC_LALR([%error-verbose %locations])
 
-AT_CHECK_CALC_LALR([%error-verbose %locations %defines %name-prefix="calc" %verbose %yacc])
+AT_CHECK_CALC_LALR([%error-verbose %locations %defines %name-prefix "calc" %verbose %yacc])
 
 AT_CHECK_CALC_LALR([%debug])
-AT_CHECK_CALC_LALR([%error-verbose %debug %locations %defines %name-prefix="calc" %verbose %yacc])
+AT_CHECK_CALC_LALR([%error-verbose %debug %locations %defines %name-prefix "calc" %verbose %yacc])
 
-AT_CHECK_CALC_LALR([%pure-parser %error-verbose %debug %locations %defines %name-prefix="calc" %verbose %yacc])
+AT_CHECK_CALC_LALR([%pure-parser %error-verbose %debug %locations %defines %name-prefix "calc" %verbose %yacc])
+AT_CHECK_CALC_LALR([%push-pull-parser %pure-parser %error-verbose %debug %locations %defines %name-prefix "calc" %verbose %yacc])
 
-AT_CHECK_CALC_LALR([%pure-parser %error-verbose %debug %locations %defines %name-prefix="calc" %verbose %yacc %parse-param {semantic_value *result} %parse-param {int *count}])
+AT_CHECK_CALC_LALR([%pure-parser %error-verbose %debug %locations %defines %name-prefix "calc" %verbose %yacc %parse-param {semantic_value *result} %parse-param {int *count}])
 
 
 # ----------------------- #
@@ -574,7 +594,7 @@ 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([%name-prefix "calc"])
 AT_CHECK_CALC_GLR([%verbose])
 AT_CHECK_CALC_GLR([%yacc])
 AT_CHECK_CALC_GLR([%error-verbose])
@@ -582,48 +602,65 @@ AT_CHECK_CALC_GLR([%error-verbose])
 AT_CHECK_CALC_GLR([%pure-parser %locations])
 AT_CHECK_CALC_GLR([%error-verbose %locations])
 
-AT_CHECK_CALC_GLR([%error-verbose %locations %defines %name-prefix="calc" %verbose %yacc])
+AT_CHECK_CALC_GLR([%error-verbose %locations %defines %name-prefix "calc" %verbose %yacc])
 
 AT_CHECK_CALC_GLR([%debug])
-AT_CHECK_CALC_GLR([%error-verbose %debug %locations %defines %name-prefix="calc" %verbose %yacc])
+AT_CHECK_CALC_GLR([%error-verbose %debug %locations %defines %name-prefix "calc" %verbose %yacc])
 
-AT_CHECK_CALC_GLR([%pure-parser %error-verbose %debug %locations %defines %name-prefix="calc" %verbose %yacc])
+AT_CHECK_CALC_GLR([%pure-parser %error-verbose %debug %locations %defines %name-prefix "calc" %verbose %yacc])
 
-AT_CHECK_CALC_GLR([%pure-parser %error-verbose %debug %locations %defines %name-prefix="calc" %verbose %yacc %parse-param {semantic_value *result} %parse-param {int *count}])
+AT_CHECK_CALC_GLR([%pure-parser %error-verbose %debug %locations %defines %name-prefix "calc" %verbose %yacc %parse-param {semantic_value *result} %parse-param {int *count}])
 
 
 # ----------------------------- #
 # Simple LALR1 C++ Calculator.  #
 # ----------------------------- #
 
-AT_BANNER([[Simple LALR1 C++ Calculator.]])
+AT_BANNER([[Simple LALR(1) C++ Calculator.]])
+
+# First let's try using %skeleton
+AT_CHECK_CALC([%skeleton "lalr1.cc" %defines %locations])
 
 # AT_CHECK_CALC_LALR1_CC([BISON-OPTIONS])
 # ---------------------------------------
 # 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],
-[AT_CHECK_CALC([%skeleton "lalr1.cc"] $@)])
+[AT_CHECK_CALC([%language "C++" %defines %locations] $@)])
+
+AT_CHECK_CALC_LALR1_CC([])
+AT_CHECK_CALC_LALR1_CC([%error-verbose %name-prefix "calc" %verbose %yacc])
 
-# AT_CHECK_CALC_LALR1_CC()
+AT_CHECK_CALC_LALR1_CC([%error-verbose %debug %name-prefix "calc" %verbose %yacc])
 
-AT_CHECK_CALC_LALR1_CC([%defines %locations])
+AT_CHECK_CALC_LALR1_CC([%pure-parser %error-verbose %debug %name-prefix "calc" %verbose %yacc])
 
-AT_CHECK_CALC_LALR1_CC([%defines])
-# AT_CHECK_CALC_LALR1_CC([%locations])
-# AT_CHECK_CALC_LALR1_CC([%name-prefix="calc"])
-# AT_CHECK_CALC_LALR1_CC([%verbose])
-# AT_CHECK_CALC_LALR1_CC([%yacc])
-# AT_CHECK_CALC_LALR1_CC([%error-verbose])
+AT_CHECK_CALC_LALR1_CC([%pure-parser %error-verbose %debug %name-prefix "calc" %verbose %yacc %parse-param {semantic_value *result} %parse-param {int *count}])
 
-# AT_CHECK_CALC_LALR1_CC([%pure-parser %locations])
-# AT_CHECK_CALC_LALR1_CC([%error-verbose %locations])
 
-AT_CHECK_CALC_LALR1_CC([%error-verbose %locations %defines %name-prefix="calc" %verbose %yacc])
 
-# AT_CHECK_CALC_LALR1_CC([%debug])
-AT_CHECK_CALC_LALR1_CC([%error-verbose %debug %locations %defines %name-prefix="calc" %verbose %yacc])
+# --------------------------- #
+# Simple GLR C++ Calculator.  #
+# --------------------------- #
+
+AT_BANNER([[Simple GLR C++ Calculator.]])
+
+# Again, we try also using %skeleton.
+AT_CHECK_CALC([%skeleton "glr.cc" %defines %locations])
+
+# AT_CHECK_CALC_GLR_CC([BISON-OPTIONS])
+# -------------------------------------
+# 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],
+[AT_CHECK_CALC([%language "C++" %glr-parser %defines %locations] $@)])
+
+AT_CHECK_CALC_GLR_CC([])
+AT_CHECK_CALC_GLR_CC([%error-verbose %name-prefix "calc" %verbose %yacc])
+
+AT_CHECK_CALC_GLR_CC([%debug])
+AT_CHECK_CALC_GLR_CC([%error-verbose %debug %name-prefix "calc" %verbose %yacc])
 
-AT_CHECK_CALC_LALR1_CC([%pure-parser %error-verbose %debug %locations %defines %name-prefix="calc" %verbose %yacc])
+AT_CHECK_CALC_GLR_CC([%pure-parser %error-verbose %debug %name-prefix "calc" %verbose %yacc])
 
-AT_CHECK_CALC_LALR1_CC([%pure-parser %error-verbose %debug %locations %defines %name-prefix="calc" %verbose %yacc %parse-param {semantic_value *result} %parse-param {int *count}])
+AT_CHECK_CALC_GLR_CC([%pure-parser %error-verbose %debug %name-prefix "calc" %verbose %yacc %parse-param {semantic_value *result} %parse-param {int *count}])