X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/affac6132ae6ee354e1497e456b5c81a0c84334f..fc2476c7cd70ff882dd29058d0fd6440972a6c64:/tests/calc.at?ds=sidebyside diff --git a/tests/calc.at b/tests/calc.at index 81297bc4..0c1c1ce2 100644 --- a/tests/calc.at +++ b/tests/calc.at @@ -1,22 +1,20 @@ # Simple calculator. -*- Autotest -*- -# Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005 Free Software +# Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008 Free Software # Foundation, Inc. -# This program is free software; you can redistribute it and/or modify +# 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 -# the Free Software Foundation; either version 2, or (at your option) -# any later version. - +# the Free Software Foundation, either version 3 of the License, or +# (at your option) any later version. +# # This program is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. - +# # 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., 51 Franklin Street, Fifth Floor, Boston, MA -# 02110-1301, USA. +# along with this program. If not, see . ## ---------------------------------------------------- ## ## Compile the grammar described in the documentation. ## @@ -40,8 +38,8 @@ m4_define([_AT_DATA_CALC_Y], AT_DATA_GRAMMAR([calc.y], [[/* Infix notation calculator--calc */ ]$4 -AT_LALR1_CC_IF( -[%define "global_tokens_and_yystype"])[ +AT_SKEL_CC_IF( +[%define global_tokens_and_yystype])[ %{ #include @@ -71,8 +69,10 @@ static int global_count = 0; %{ static int power (int base, int exponent); -]AT_LALR1_CC_IF( -[typedef yy::location YYLTYPE; +]AT_SKEL_CC_IF( +[#ifndef YYLTYPE +[#] define YYLTYPE AT_NAME_PREFIX::location +#endif #define first_line begin.line #define first_column begin.column #define last_line end.line @@ -90,16 +90,27 @@ static int get_char (]AT_LEX_FORMALS[); static void unget_char (]AT_LEX_PRE_FORMALS[ int c); %} +]AT_SKEL_CC_IF([AT_LOCATION_IF([ +/* The lalr1.cc skeleton, for backward compatibility, defines + a constructor for position that initializes the filename. The + glr.cc skeleton does not (and in fact cannot: location/position + are stored in a union, from which objects with constructors are + excluded in C++). */ +%initial-action { + @$.initialize (0); +} +])])[ + /* Bison Declarations */ %token CALC_EOF 0 "end of input" %token NUM "number" %type exp -%nonassoc '=' /* comparison */ +%nonassoc '=' /* comparison */ %left '-' '+' %left '*' '/' -%left NEG /* negation--unary minus */ -%right '^' /* exponentiation */ +%precedence NEG /* negation--unary minus */ +%right '^' /* exponentiation */ /* Grammar follows */ %% @@ -128,28 +139,29 @@ exp: | '-' exp %prec NEG { $$ = -$2; } | exp '^' exp { $$ = power ($1, $3); } | '(' exp ')' { $$ = $2; } -| '(' error ')' { $$ = 1111; } -| '!' { YYERROR; } -| '-' error { YYERROR; } +| '(' error ')' { $$ = 1111; yyerrok; } +| '!' { $$ = 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 (AT_LOCATION_IF([const location& l, ])const std::string& m) { - (void) l; std::cerr << AT_LOCATION_IF([l << ": " << ])m << std::endl; } 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 +198,7 @@ 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 +261,7 @@ 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 +331,10 @@ main (int argc, const char **argv) return 3; } -]AT_LALR1_CC_IF([], [m4_bmatch([$4], [%debug], +]AT_SKEL_CC_IF([], [m4_bmatch([$4], [%debug], [ yydebug = 1;])])[ - status = yyparse (]AT_PARAM_IF([&result, &count])[); + status = yyparse (]AT_PARAM_IF([[&result, &count]])[); + fclose (input); if (global_result != result) abort (); if (global_count != count) @@ -397,11 +410,13 @@ sed '/^Starting/d /^Stack/d /^Reading/d /^Reducing/d +/^Return/d /^Shifting/d /^state/d /^Cleanup:/d /^Error:/d /^Next/d +/^Now/d /^Discarding/d / \$[[0-9$]]* = /d /^yydestructor:/d' stderr >at-stderr @@ -437,12 +452,7 @@ m4_ifval([$2], [AT_CHECK([exit 77])]) AT_BISON_OPTION_PUSHDEFS([$1]) AT_DATA_CALC_Y([$1]) - -AT_LALR1_CC_IF( - [AT_CHECK([bison -o calc.cc calc.y]) - AT_COMPILE_CXX([calc])], - [AT_CHECK([bison -o calc.c calc.y]) - AT_COMPILE([calc])]) +AT_FULL_COMPILE([calc]) # Test the priorities. _AT_CHECK_CALC([$1], @@ -463,21 +473,21 @@ _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 @@ -490,29 +500,37 @@ _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]) + +# Check that yyerrok works properly: second error is not reported, +# third and fourth are. Parse status is succesfull. +_AT_CHECK_CALC_ERROR([$1], [0], [(* *) + (*) + (*)], [113], +[1.2: syntax error, unexpected '*', expecting number or '-' or '(' or '!' +1.10: syntax error, unexpected '*', expecting number or '-' or '(' or '!' +1.16: syntax error, unexpected '*', expecting number or '-' or '(' or '!']) + AT_BISON_OPTION_POPDEFS AT_CLEANUP @@ -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([%define api.pure %locations]) +AT_CHECK_CALC_LALR([%define api.push_pull "both" %define api.pure %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([%define api.pure %error-verbose %debug %locations %defines %name-prefix "calc" %verbose %yacc]) +AT_CHECK_CALC_LALR([%define api.push_pull "both" %define api.pure %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([%define api.pure %error-verbose %debug %locations %defines %name-prefix "calc" %verbose %yacc %parse-param {semantic_value *result} %parse-param {int *count}]) # ----------------------- # @@ -574,56 +594,74 @@ 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]) -AT_CHECK_CALC_GLR([%pure-parser %locations]) +AT_CHECK_CALC_GLR([%define api.pure %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([%define api.pure %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([%define api.pure %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] $@)]) + +AT_CHECK_CALC_LALR1_CC([]) +AT_CHECK_CALC_LALR1_CC([%locations]) +AT_CHECK_CALC_LALR1_CC([%locations %error-verbose %name-prefix "calc" %verbose %yacc]) + +AT_CHECK_CALC_LALR1_CC([%locations %error-verbose %debug %name-prefix "calc" %verbose %yacc]) + +AT_CHECK_CALC_LALR1_CC([%locations %pure-parser %error-verbose %debug %name-prefix "calc" %verbose %yacc]) -# AT_CHECK_CALC_LALR1_CC() +AT_CHECK_CALC_LALR1_CC([%locations %pure-parser %error-verbose %debug %name-prefix "calc" %verbose %yacc %parse-param {semantic_value *result} %parse-param {int *count}]) -AT_CHECK_CALC_LALR1_CC([%defines %locations]) -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 %locations]) -# AT_CHECK_CALC_LALR1_CC([%error-verbose %locations]) +# --------------------------- # +# 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_LALR1_CC([%error-verbose %locations %defines %name-prefix="calc" %verbose %yacc]) +AT_CHECK_CALC_GLR_CC([]) +AT_CHECK_CALC_GLR_CC([%error-verbose %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]) +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}])