X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/54d25cfb741a912b5f5e941b3958d56b2798d174..47e7600a21bf1d2be5ee2f2f337b57072e128c30:/tests/regression.at diff --git a/tests/regression.at b/tests/regression.at index 13d3ab9e..3f83ac46 100644 --- a/tests/regression.at +++ b/tests/regression.at @@ -1,5 +1,5 @@ # 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 @@ -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. -AT_DATA([input.y], +AT_DATA_GRAMMAR([input.y], [[%{ void yyerror (const char *s); int yylex (void); @@ -50,7 +50,7 @@ exp: MY_TOKEN; %% ]]) -AT_CHECK([bison input.y -o input.c]) +AT_CHECK([bison -o input.c input.y]) AT_COMPILE([input.o], [-c input.c]) 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 @@ -99,7 +99,7 @@ exp: '(' exp ')' | NUM ; %% ]]) -AT_CHECK([bison -v input.y -o input.c], 0, [], +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 ]]) @@ -144,7 +144,7 @@ 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], [], @@ -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 @@ -284,7 +284,7 @@ AT_DATA([input.y], ? 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: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: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 @@ -313,12 +312,12 @@ AT_CLEANUP 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); %} -[%token YYEOF 0 "end of file" +[%token MYEOF 0 "end of file" %token 'a' "a" %token b "b" %token c 'c' @@ -327,7 +326,34 @@ int yylex (void); exp: "a"; ]]) -AT_CHECK([bison input.y -o input.c]) +AT_CHECK([bison -o input.c input.y]) +AT_COMPILE([input.o], [-c input.c]) +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 -o input.c input.y]) AT_COMPILE([input.o], [-c input.c]) AT_CLEANUP @@ -532,7 +558,7 @@ 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. @@ -573,7 +599,7 @@ static const unsigned char yyprhs[] = { 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 @@ -604,16 +630,16 @@ static const unsigned char yydefact[] = 3, 0, 0, 2, 0, 0, 1, 3, 4, 3, 6, 5 }; -static const signed char yydefgoto[] = +static const yysigned_char yydefgoto[] = { -1, 2, 3, 4, 8 }; -static const signed char yypact[] = +static const yysigned_char yypact[] = { -2, -1, 4, -8, 0, 2, -8, -2, -8, -2, -8, -8 }; -static const signed char yypgoto[] = +static const yysigned_char yypgoto[] = { -8, -7, -8, -8, -8 }; @@ -621,7 +647,7 @@ static const unsigned char yytable[] = { 10, 1, 11, 5, 6, 0, 7, 9 }; -static const signed char yycheck[] = +static const yysigned_char yycheck[] = { 7, 3, 9, 4, 0, -1, 6, 5 }; @@ -633,3 +659,136 @@ static const unsigned char yystos[] = ]]) 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 +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"])