X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/7490994123d5cae9ae69547f4e121b24412b2760..4323e0dac386d777d070c68564f1c0041b06935d:/tests/actions.at diff --git a/tests/actions.at b/tests/actions.at index afba3f0b..bde0961b 100644 --- a/tests/actions.at +++ b/tests/actions.at @@ -1,4 +1,4 @@ -# Executing Actions. -*- Autotest -*- +e# Executing Actions. -*- Autotest -*- # Copyright (C) 2001-2012 Free Software Foundation, Inc. @@ -30,7 +30,7 @@ AT_SETUP([Mid-rule actions]) AT_BISON_OPTION_PUSHDEFS AT_DATA_GRAMMAR([[input.y]], -[[%error-verbose +[[%define parse.error verbose %debug %{ ]AT_YYERROR_DECLARE[ @@ -51,7 +51,7 @@ exp: { putchar ('0'); } ; %% ]AT_YYERROR_DEFINE[ -]AT_YYLEX_DEFINE(123456789)[ +]AT_YYLEX_DEFINE(["123456789"])[ int main (void) { @@ -80,7 +80,7 @@ AT_SETUP([Exotic Dollars]) AT_BISON_OPTION_PUSHDEFS AT_DATA_GRAMMAR([[input.y]], -[[%error-verbose +[[%define parse.error verbose %debug %{ ]AT_YYERROR_DECLARE[ @@ -116,7 +116,7 @@ sum_of_the_five_previous_values: %% ]AT_YYERROR_DEFINE[ -]AT_YYLEX_DEFINE([])[ +]AT_YYLEX_DEFINE[ int main (void) { @@ -136,7 +136,7 @@ AT_PARSER_CHECK([./input], 0, AT_DATA_GRAMMAR([[input.y]], [[ %{ -#include +# include ]AT_YYERROR_DECLARE[ ]AT_YYLEX_DECLARE[ typedef struct { int val; } stype; @@ -151,7 +151,7 @@ sum: { printf ("%d\n", $0.val + $-1.val + $-2.val); } ; %% ]AT_YYERROR_DEFINE[ -]AT_YYLEX_DEFINE()[ +]AT_YYLEX_DEFINE[ int main (void) { @@ -174,11 +174,12 @@ AT_CLEANUP ## Printers and Destructors. ## ## -------------------------- ## -# _AT_CHECK_PRINTER_AND_DESTRUCTOR($1, $2, $3, $4, BISON-DIRECTIVE, UNION-FLAG) -# ----------------------------------------------------------------------------- +# _AT_CHECK_PRINTER_AND_DESTRUCTOR($1, $2, $3, $4, +# BISON-DIRECTIVE, UNION-FLAG) +# ------------------------------------------------------------- m4_define([_AT_CHECK_PRINTER_AND_DESTRUCTOR], [# Make sure complex $n work. -m4_if([$1$2$3], $[1]$[2]$[3], [], +m4_if([$1$2$3$4], $[1]$[2]$[3]$[4], [], [m4_fatal([$0: Invalid arguments: $@])])dnl # Be sure to pass all the %directives to this macro to have correct @@ -193,20 +194,23 @@ AT_DATA_GRAMMAR([[input.y]], #define YYINITDEPTH 10 #define YYMAXDEPTH 10 -]AT_LALR1_CC_IF( - [#define RANGE(Location) (Location).begin.line, (Location).end.line], - [#define RANGE(Location) (Location).first_line, (Location).last_line]) -[} +#define RANGE(Location) ]AT_LALR1_CC_IF([(Location).begin.line, (Location).end.line], + [(Location).first_line, (Location).last_line])[ -$5] -m4_ifval([$6], [%union +/* Display the symbol type Symbol. */ +#define V(Symbol, Value, Location, Sep) \ + fprintf (stderr, #Symbol " (%d@%d-%d)" Sep, Value, RANGE(Location)) +} + +$5 +]m4_ifval([$6], [%union { int ival; }]) AT_LALR1_CC_IF([%define global_tokens_and_yystype]) m4_ifval([$6], [[%code provides {]], [[%code {]]) -AT_LALR1_CC_IF([typedef yy::location YYLTYPE;]) -[static int yylex (]AT_LEX_FORMALS[); +AT_LALR1_CC_IF([typedef yy::location YYLTYPE;])[ +]AT_YYLEX_DECLARE[ ]AT_LALR1_CC_IF([], [AT_YYERROR_DECLARE]) [} @@ -221,28 +225,28 @@ AT_LALR1_CC_IF([typedef yy::location YYLTYPE;]) input line thing 'x' 'y' %destructor - { printf ("Freeing nterm input (%d@%d-%d)\n", $$, RANGE (@$)); } + { fprintf (stderr, "Freeing nterm input (%d@%d-%d)\n", $$, RANGE (@$)); } input %destructor - { printf ("Freeing nterm line (%d@%d-%d)\n", $$, RANGE (@$)); } + { fprintf (stderr, "Freeing nterm line (%d@%d-%d)\n", $$, RANGE (@$)); } line %destructor - { printf ("Freeing nterm thing (%d@%d-%d)\n", $$, RANGE (@$)); } + { fprintf (stderr, "Freeing nterm thing (%d@%d-%d)\n", $$, RANGE (@$)); } thing %destructor - { printf ("Freeing token 'x' (%d@%d-%d)\n", $$, RANGE (@$)); } + { fprintf (stderr, "Freeing token 'x' (%d@%d-%d)\n", $$, RANGE (@$)); } 'x' %destructor - { printf ("Freeing token 'y' (%d@%d-%d)\n", $$, RANGE (@$)); } + { fprintf (stderr, "Freeing token 'y' (%d@%d-%d)\n", $$, RANGE (@$)); } 'y' %token END 0 %destructor - { printf ("Freeing token END (%d@%d-%d)\n", $$, RANGE (@$)); } + { fprintf (stderr, "Freeing token END (%d@%d-%d)\n", $$, RANGE (@$)); } END %% @@ -257,14 +261,15 @@ input: /* Nothing. */ { $$ = 0; - printf ("input (%d@%d-%d): /* Nothing */\n", $$, RANGE (@$)); + V(input, $$, @$, ": /* Nothing */\n"); } | line input /* Right recursive to load the stack so that popping at - END can be exercised. */ + END can be exercised. */ { $$ = 2; - printf ("input (%d@%d-%d): line (%d@%d-%d) input (%d@%d-%d)\n", - $$, RANGE (@$), $1, RANGE (@1), $2, RANGE (@2)); + V(input, $$, @$, ": "); + V(line, $1, @1, " "); + V(input, $2, @2, "\n"); } ; @@ -272,28 +277,36 @@ line: thing thing thing ';' { $$ = $1; - printf ("line (%d@%d-%d): thing (%d@%d-%d) thing (%d@%d-%d) thing (%d@%d-%d) ';' (%d@%d-%d)\n", - $$, RANGE (@$), $1, RANGE (@1), $2, RANGE (@2), - $3, RANGE (@3), $4, RANGE (@4)); + V(line, $$, @$, ": "); + V(thing, $1, @1, " "); + V(thing, $2, @2, " "); + V(thing, $3, @3, " "); + V(;, $4, @4, "\n"); } | '(' thing thing ')' { $$ = $1; - printf ("line (%d@%d-%d): '(' (%d@%d-%d) thing (%d@%d-%d) thing (%d@%d-%d) ')' (%d@%d-%d)\n", - $$, RANGE (@$), $1, RANGE (@1), $2, RANGE (@2), - $3, RANGE (@3), $4, RANGE (@4)); + V(line, $$, @$, ": "); + V('(', $1, @1, " "); + V(thing, $2, @2, " "); + V(thing, $3, @3, " "); + V(')', $4, @4, "\n"); } | '(' thing ')' { $$ = $1; - printf ("line (%d@%d-%d): '(' (%d@%d-%d) thing (%d@%d-%d) ')' (%d@%d-%d)\n", - $$, RANGE (@$), $1, RANGE (@1), $2, RANGE (@2), $3, RANGE (@3)); + V(line, $$, @$, ": "); + V('(', $1, @1, " "); + V(thing, $2, @2, " "); + V(')', $3, @3, "\n"); } | '(' error ')' { $$ = -1; - printf ("line (%d@%d-%d): '(' (%d@%d-%d) error (@%d-%d) ')' (%d@%d-%d)\n", - $$, RANGE (@$), $1, RANGE (@1), RANGE (@2), $3, RANGE (@3)); + V(line, $$, @$, ": "); + V('(', $1, @1, " "); + fprintf (stderr, "error (@%d-%d) ", RANGE(@2)); + V(')', $3, @3, "\n"); } ; @@ -301,48 +314,35 @@ thing: 'x' { $$ = $1; - printf ("thing (%d@%d-%d): 'x' (%d@%d-%d)\n", - $$, RANGE (@$), $1, RANGE (@1)); + V(thing, $$, @$, ": "); + V('x', $1, @1, "\n"); } ; %% /* Alias to ARGV[1]. */ const char *source = YY_NULL; -static int -yylex (]AT_LEX_FORMALS[) +]AT_YYERROR_DEFINE[ + +static +]AT_YYLEX_PROTOTYPE[ { static unsigned int counter = 0; int c = ]AT_VAL[]m4_ifval([$6], [.ival])[ = counter++; /* As in BASIC, line numbers go from 10 to 10. */ -]AT_LALR1_CC_IF( -[ AT_LOC.begin.line = AT_LOC.begin.column = 10 * c; - AT_LOC.end.line = AT_LOC.end.column = AT_LOC.begin.line + 9; -], -[ AT_LOC.first_line = AT_LOC.first_column = 10 * c; - AT_LOC.last_line = AT_LOC.last_column = AT_LOC.first_line + 9; -])[ - - if (! (0 <= c && c <= strlen (source))) - abort (); + ]AT_LOC_FIRST_LINE[ = ]AT_LOC_FIRST_COLUMN[ = 10 * c; + ]AT_LOC_LAST_LINE[ = ]AT_LOC_LAST_COLUMN[ = ]AT_LOC_FIRST_LINE[ + 9; + assert (0 <= c && c <= strlen (source)); if (source[c]) - printf ("sending: '%c'", source[c]); + fprintf (stderr, "sending: '%c'", source[c]); else - printf ("sending: END"); - printf (" (%d@%d-%d)\n", c, RANGE (]AT_LOC[)); + fprintf (stderr, "sending: END"); + fprintf (stderr, " (%d@%d-%d)\n", c, RANGE (]AT_LOC[)); return source[c]; } - ]AT_LALR1_CC_IF( -[/* A C++ error reporting function. */ -void -yy::parser::error (const location& l, const std::string& m) -{ - printf ("%d-%d: %s\n", RANGE (l), m.c_str()); -} - -static bool yydebug; +[static bool yydebug; int yyparse () { @@ -350,12 +350,7 @@ yyparse () parser.set_debug_level (yydebug); return parser.parse (); } -], -[static void -yyerror (const char *msg) -{ - printf ("%d-%d: %s\n", RANGE (yylloc), msg); -}])[ +])[ int main (int argc, const char *argv[]) @@ -367,9 +362,9 @@ main (int argc, const char *argv[]) status = yyparse (); switch (status) { - case 0: printf ("Successful parse.\n"); break; - case 1: printf ("Parsing FAILED.\n"); break; - default: printf ("Parsing FAILED (status %d).\n", status); break; + case 0: fprintf (stderr, "Successful parse.\n"); break; + case 1: fprintf (stderr, "Parsing FAILED.\n"); break; + default: fprintf (stderr, "Parsing FAILED (status %d).\n", status); break; } return status; } @@ -383,7 +378,7 @@ AT_FULL_COMPILE([input]) # I.e., epsilon-reductions, as in "(x)" which ends by reducing # an empty "line" nterm. # FIXME: This location is not satisfying. Depend on the lookahead? -AT_PARSER_CHECK([./input '(x)'], 0, +AT_PARSER_CHECK([./input '(x)'], 0, [], [[sending: '(' (0@0-9) sending: 'x' (1@10-19) thing (1@10-19): 'x' (1@10-19) @@ -402,10 +397,10 @@ Successful parse. # --------------------------------- # '(y)' is an error, but can be recovered from. But what's the location # of the error itself ('y'), and of the resulting reduction ('(error)'). -AT_PARSER_CHECK([./input '(y)'], 0, +AT_PARSER_CHECK([./input '(y)'], 0, [], [[sending: '(' (0@0-9) sending: 'y' (1@10-19) -10-19: syntax error, unexpected 'y', expecting 'x' +10.10-19.18: syntax error, unexpected 'y', expecting 'x' Freeing token 'y' (1@10-19) sending: ')' (2@20-29) line (-1@0-29): '(' (0@0-9) error (@10-19) ')' (2@20-29) @@ -432,14 +427,14 @@ Successful parse. # '(', 'x', ')', # '(', 'x', ')', # 'y' -AT_PARSER_CHECK([./input '(xxxxx)(x)(x)y'], 1, +AT_PARSER_CHECK([./input '(xxxxx)(x)(x)y'], 1, [], [[sending: '(' (0@0-9) sending: 'x' (1@10-19) thing (1@10-19): 'x' (1@10-19) sending: 'x' (2@20-29) thing (2@20-29): 'x' (2@20-29) sending: 'x' (3@30-39) -30-39: syntax error, unexpected 'x', expecting ')' +30.30-39.38: syntax error, unexpected 'x', expecting ')' Freeing nterm thing (2@20-29) Freeing nterm thing (1@10-19) Freeing token 'x' (3@30-39) @@ -464,7 +459,7 @@ input (0@129-129): /* Nothing */ input (2@100-129): line (10@100-129) input (0@129-129) input (2@70-129): line (7@70-99) input (2@100-129) input (2@0-129): line (-1@0-69) input (2@70-129) -130-139: syntax error, unexpected 'y', expecting END +130.130-139.138: syntax error, unexpected 'y', expecting END Freeing nterm input (2@0-129) Freeing token 'y' (13@130-139) Parsing FAILED. @@ -480,7 +475,7 @@ Parsing FAILED. # '(', 'x', ')', # '(', 'x', ')', # 'x' -AT_PARSER_CHECK([./input '(x)(x)x'], 1, +AT_PARSER_CHECK([./input '(x)(x)x'], 1, [], [[sending: '(' (0@0-9) sending: 'x' (1@10-19) thing (1@10-19): 'x' (1@10-19) @@ -494,7 +489,7 @@ line (3@30-59): '(' (3@30-39) thing (4@40-49) ')' (5@50-59) sending: 'x' (6@60-69) thing (6@60-69): 'x' (6@60-69) sending: END (7@70-79) -70-79: syntax error, unexpected END, expecting 'x' +70.70-79.78: syntax error, unexpected END, expecting 'x' Freeing nterm thing (6@60-69) Freeing nterm line (3@30-59) Freeing nterm line (0@0-29) @@ -508,7 +503,7 @@ Parsing FAILED. # Upon stack overflow, all symbols on the stack should be destroyed. # Only check for yacc.c. AT_YACC_IF([ -AT_PARSER_CHECK([./input '(x)(x)(x)(x)(x)(x)(x)'], 2, +AT_PARSER_CHECK([./input '(x)(x)(x)(x)(x)(x)(x)'], 2, [], [[sending: '(' (0@0-9) sending: 'x' (1@10-19) thing (1@10-19): 'x' (1@10-19) @@ -543,7 +538,7 @@ sending: '(' (18@180-189) sending: 'x' (19@190-199) thing (19@190-199): 'x' (19@190-199) sending: ')' (20@200-209) -200-209: memory exhausted +200.200-209.208: memory exhausted Freeing nterm thing (19@190-199) Freeing nterm line (15@150-179) Freeing nterm line (12@120-149) @@ -566,7 +561,7 @@ m4_define([AT_CHECK_PRINTER_AND_DESTRUCTOR], $3 _AT_CHECK_PRINTER_AND_DESTRUCTOR($[1], $[2], $[3], $[4], -[%error-verbose +[%define parse.error verbose %debug %verbose %locations @@ -597,7 +592,7 @@ AT_CHECK_PRINTER_AND_DESTRUCTOR([%glr-parser], [with union]) AT_SETUP([Default tagless %printer and %destructor]) AT_BISON_OPTION_PUSHDEFS([%locations]) AT_DATA_GRAMMAR([[input.y]], -[[%error-verbose +[[%define parse.error verbose %debug %locations %initial-action { @@ -641,7 +636,7 @@ start: 'a' 'b' 'c' 'd' 'e' { $$ = 'S'; USE(($1, $2, $3, $4, $5)); } ; %% ]AT_YYERROR_DEFINE[ -]AT_YYLEX_DEFINE([abcd], [[yylval = res]])[ +]AT_YYLEX_DEFINE(["abcd"], [[yylval = res]])[ int main (void) @@ -651,7 +646,10 @@ main (void) } ]]) -AT_BISON_CHECK([-o input.c input.y]) +AT_BISON_CHECK([-o input.c input.y], [], [], +[[input.y:27.3-5: warning: useless %destructor for type <*> [-Wother] +input.y:27.3-5: warning: useless %printer for type <*> [-Wother] +]]) AT_COMPILE([input]) AT_PARSER_CHECK([./input], 1, [[<> destructor for 'd' @ 4. @@ -699,7 +697,7 @@ AT_CLEANUP AT_SETUP([Default tagged and per-type %printer and %destructor]) AT_BISON_OPTION_PUSHDEFS AT_DATA_GRAMMAR([[input.y]], -[[%error-verbose +[[%define parse.error verbose %debug %{ @@ -753,7 +751,7 @@ start: %% ]AT_YYERROR_DEFINE[ -]AT_YYLEX_DEFINE([abcdef])[ +]AT_YYLEX_DEFINE(["abcdef"])[ int main (void) @@ -763,7 +761,10 @@ main (void) } ]]) -AT_BISON_CHECK([-o input.c input.y]) +AT_BISON_CHECK([-o input.c input.y], [], [], +[[input.y:22.3-4: warning: useless %destructor for type <> [-Wother] +input.y:22.3-4: warning: useless %printer for type <> [-Wother] +]]) AT_COMPILE([input]) AT_PARSER_CHECK([./input], 1, [[<*>//e destructor. @@ -822,16 +823,16 @@ AT_CLEANUP AT_SETUP([Default %printer and %destructor for user-defined end token]) -# _AT_CHECK_DEFAULT_PRINTER_AND_DESTRUCTOR_FOR_END_TOKEN(TYPED) -# ------------------------------------------------------------- -m4_define([_AT_CHECK_DEFAULT_PRINTER_AND_DESTRUCTOR_FOR_END_TOKEN], +# AT_TEST(TYPED) +# -------------- +m4_pushdef([AT_TEST], [m4_if($1, 0, [m4_pushdef([kind], []) m4_pushdef([not_kind], [*])], [m4_pushdef([kind], [*]) m4_pushdef([not_kind], [])]) AT_BISON_OPTION_PUSHDEFS([%locations]) AT_DATA_GRAMMAR([[input]]$1[[.y]], -[[%error-verbose +[[%define parse.error verbose %debug %locations %initial-action { @@ -896,8 +897,17 @@ main (void) ]]) AT_BISON_OPTION_POPDEFS -AT_BISON_CHECK([-o input$1.c input$1.y]) +AT_BISON_CHECK([-o input$1.c input$1.y], [], [], +[m4_if([$1], [0], +[[input0.y:27.3-5: warning: useless %destructor for type <*> [-Wother] +input0.y:27.3-5: warning: useless %printer for type <*> [-Wother] +]], +[[input1.y:27.3-4: warning: useless %destructor for type <> [-Wother] +input1.y:27.3-4: warning: useless %printer for type <> [-Wother] +]])]) + AT_COMPILE([input$1]) + AT_PARSER_CHECK([./input$1], 0, [[<]]kind[[> for 'E' @ 1. <]]kind[[> for 'S' @ 1. @@ -920,8 +930,10 @@ m4_popdef([kind]) m4_popdef([not_kind]) ]) -_AT_CHECK_DEFAULT_PRINTER_AND_DESTRUCTOR_FOR_END_TOKEN(0) -_AT_CHECK_DEFAULT_PRINTER_AND_DESTRUCTOR_FOR_END_TOKEN(1) +AT_TEST(0) +AT_TEST(1) + +m4_popdef([AT_TEST]) AT_CLEANUP @@ -971,7 +983,7 @@ start: %% ]AT_YYERROR_DEFINE[ -]AT_YYLEX_DEFINE([abd], [yylval = res])[ +]AT_YYLEX_DEFINE(["abd"], [yylval = res])[ int main (void) { @@ -981,7 +993,10 @@ main (void) ]]) AT_BISON_OPTION_POPDEFS -AT_BISON_CHECK([-o input.c input.y]) +AT_BISON_CHECK([-o input.c input.y], [], [], +[[input.y:21.6-8: warning: useless %destructor for type <*> [-Wother] +input.y:21.6-8: warning: useless %printer for type <*> [-Wother] +]]) AT_COMPILE([input]) AT_PARSER_CHECK([./input], [1], [], [[Starting parse @@ -1071,7 +1086,7 @@ start: { USE($$); } ; %% ]AT_YYERROR_DEFINE[ -]AT_YYLEX_DEFINE([])[ +]AT_YYLEX_DEFINE[ int main (void) { @@ -1080,7 +1095,10 @@ main (void) ]]) AT_BISON_OPTION_POPDEFS -AT_BISON_CHECK([-o input.c input.y]) +AT_BISON_CHECK([-o input.c input.y], [], [], +[[input.y:22.3-4: warning: useless %destructor for type <> [-Wother] +input.y:22.3-4: warning: useless %printer for type <> [-Wother] +]]) AT_COMPILE([input]) AT_CLEANUP @@ -1126,7 +1144,7 @@ start: %% ]AT_YYERROR_DEFINE[ -]AT_YYLEX_DEFINE([])[ +]AT_YYLEX_DEFINE[ int main (void) { @@ -1137,8 +1155,10 @@ main (void) AT_BISON_OPTION_POPDEFS AT_BISON_CHECK([-o input.c input.y], 0,, -[[input.y:33.3-23: warning: unset value: $$ -input.y:30.3-35.37: warning: unused value: $3 +[[input.y:24.70-72: warning: useless %destructor for type <*> [-Wother] +input.y:24.70-72: warning: useless %printer for type <*> [-Wother] +input.y:33.3-23: warning: unset value: $$ [-Wother] +input.y:30.3-35.37: warning: unused value: $3 [-Wother] ]]) AT_COMPILE([input]) @@ -1202,7 +1222,7 @@ AT_DATA_GRAMMAR([[input.y]], %debug ]$1[ { - printf ("%d\n", @$.first_line); + fprintf (stderr, "%d\n", @$.first_line); } ]m4_if($1, [%initial-action], [], [[start]])[ %% @@ -1235,6 +1255,143 @@ AT_CHECK_ACTION_LOCATIONS([[%destructor]]) AT_CHECK_ACTION_LOCATIONS([[%printer]]) +## ------------------------- ## +## Qualified $$ in actions. ## +## ------------------------- ## + +# Check that we can used qualified $$ (v.g., $$) not only in +# rule actions, but also where $$ is valid: %printer and %destructor. +# +# FIXME: Not actually checking %desctructor, but it's the same code as +# %printer... +# +# To do that, use a semantic value that has two fields (sem_type), +# declare symbols to have only one of these types (INT, float), and +# use $$ to get the other one. Including for symbols that are +# not typed (UNTYPED). + +m4_pushdef([AT_TEST], +[AT_SETUP([[Qualified $$ in actions: $1]]) + +AT_BISON_OPTION_PUSHDEFS([%locations %skeleton "$1"]) + +AT_DATA_GRAMMAR([[input.y]], +[[%skeleton "$1" +%defines // FIXME: Mandated by lalr1.cc in Bison 2.6. +%locations // FIXME: Mandated by lalr1.cc in Bison 2.6. +%debug +%code requires +{ +# include + + typedef struct sem_type + { + int ival; + float fval; + } sem_type; + +# define YYSTYPE sem_type + +#ifdef __cplusplus +# include + static void + report (std::ostream& yyo, int ival, float fval) + { + yyo << "ival: " << ival << ", fval: " << fval; + } +#else + static void + report (FILE* yyo, int ival, float fval) + { + fprintf (yyo, "ival: %d, fval: %1.1f", ival, fval); + } +#endif +} + +%code +{ + ]AT_YYERROR_DECLARE[ + ]AT_YYLEX_DECLARE[ +} + +%token UNTYPED +%token INT +%type float +%printer { report (yyo, $$, $$); } ; +%printer { report (yyo, $$, $$ ); } ; +%printer { report (yyo, $$, $$); } <>; + +]AT_SKEL_CC_IF([[ +/* The lalr1.cc skeleton, for backward compatibility, defines + a constructor for position that initializes the filename. The + glr.cc skeleton does not (and in fact cannot: location/position + are stored in a union, from which objects with constructors are + excluded in C++). */ +%initial-action { + @$.initialize (); +} +]])[ + +%initial-action +{ + $$ = 42; + $$ = 4.2; +} + +%% +float: UNTYPED INT +{ + $$ = $1 + $2; + $$ = $1 + $][2; +}; +%% +]AT_YYERROR_DEFINE[ +]AT_YYLEX_DEFINE(AT_SKEL_CC_IF([[{yy::parser::token::UNTYPED, + yy::parser::token::INT, + EOF}]], + [[{UNTYPED, INT, EOF}]]), + [AT_VAL.ival = toknum * 10; AT_VAL.fval = toknum / 10.0;])[ +int +main (void) +{]AT_SKEL_CC_IF([[ + yy::parser p; + p.set_debug_level(1); + return p.parse ();]], [[ + yydebug = 1; + return yyparse ();]])[ +} +]]) + +AT_FULL_COMPILE([[input]]) +AT_PARSER_CHECK([./input], 0, [], [stderr]) +# Don't be too picky on the traces, GLR is not exactly the same. Keep +# only the lines from the printer. +# +# Don't care about locations. FIXME: remove their removal when Bison +# supports C++ without locations. +AT_CHECK([[sed -ne 's/([-0-9.]*: /(/;/ival:/p' stderr]], 0, +[[Reading a token: Next token is token UNTYPED (ival: 10, fval: 0.1) +Shifting token UNTYPED (ival: 10, fval: 0.1) +Reading a token: Next token is token INT (ival: 20, fval: 0.2) +Shifting token INT (ival: 20, fval: 0.2) + $][1 = token UNTYPED (ival: 10, fval: 0.1) + $][2 = token INT (ival: 20, fval: 0.2) +-> $$ = nterm float (ival: 30, fval: 0.3) +Cleanup: popping nterm float (ival: 30, fval: 0.3) +]]) + +AT_BISON_OPTION_POPDEFS + +AT_CLEANUP +]) + +AT_TEST([yacc.c]) +AT_TEST([glr.c]) +AT_TEST([lalr1.cc]) +AT_TEST([glr.cc]) + +m4_popdef([AT_TEST]) + ## ----------------------------------------------- ## ## Fix user actions without a trailing semicolon. ## ## ----------------------------------------------- ## @@ -1250,37 +1407,37 @@ AT_DATA([input.y], start: test2 test1 test0 testc; test2 -: 'a' { semi; /* TEST:N:2 */ } -| 'b' { if (0) {no_semi} /* TEST:N:2 */ } -| 'c' { if (0) {semi;} /* TEST:N:2 */ } -| 'd' { semi; no_semi /* TEST:Y:2 */ } -| 'e' { semi(); no_semi() /* TEST:Y:2 */ } -| 'f' { semi[]; no_semi[] /* TEST:Y:2 */ } -| 'g' { semi++; no_semi++ /* TEST:Y:2 */ } -| 'h' { {no_semi} no_semi /* TEST:Y:2 */ } -| 'i' { {semi;} no_semi /* TEST:Y:2 */ } +: 'a' { semi; /* TEST:N:2 */ } +| 'b' { if (0) {no_semi} /* TEST:N:2 */ } +| 'c' { if (0) {semi;} /* TEST:N:2 */ } +| 'd' { semi; no_semi /* TEST:Y:2 */ } +| 'e' { semi(); no_semi() /* TEST:Y:2 */ } +| 'f' { semi[]; no_semi[] /* TEST:Y:2 */ } +| 'g' { semi++; no_semi++ /* TEST:Y:2 */ } +| 'h' { {no_semi} no_semi /* TEST:Y:2 */ } +| 'i' { {semi;} no_semi /* TEST:Y:2 */ } ; test1 - : 'a' { semi; // TEST:N:1 ; -} | 'b' { if (0) {no_semi} // TEST:N:1 ; -} | 'c' { if (0) {semi;} // TEST:N:1 ; -} | 'd' { semi; no_semi // TEST:Y:1 ; -} | 'e' { semi(); no_semi() // TEST:Y:1 ; -} | 'f' { semi[]; no_semi[] // TEST:Y:1 ; -} | 'g' { semi++; no_semi++ // TEST:Y:1 ; -} | 'h' { {no_semi} no_semi // TEST:Y:1 ; -} | 'i' { {semi;} no_semi // TEST:Y:1 ; + : 'a' { semi; // TEST:N:1 ; +} | 'b' { if (0) {no_semi} // TEST:N:1 ; +} | 'c' { if (0) {semi;} // TEST:N:1 ; +} | 'd' { semi; no_semi // TEST:Y:1 ; +} | 'e' { semi(); no_semi() // TEST:Y:1 ; +} | 'f' { semi[]; no_semi[] // TEST:Y:1 ; +} | 'g' { semi++; no_semi++ // TEST:Y:1 ; +} | 'h' { {no_semi} no_semi // TEST:Y:1 ; +} | 'i' { {semi;} no_semi // TEST:Y:1 ; } ; test0 - : 'a' { semi; // TEST:N:1 {} -} | 'b' { if (0) {no_semi} // TEST:N:1 {} -} | 'c' { if (0) {semi;} // TEST:N:1 {} -} | 'd' { semi; no_semi // TEST:Y:1 {} -} | 'e' { semi(); no_semi() // TEST:Y:1 {} -} | 'f' { semi[]; no_semi[] // TEST:Y:1 {} -} | 'g' { semi++; no_semi++ // TEST:Y:1 {} -} | 'h' { {no_semi} no_semi // TEST:Y:1 {} -} | 'i' { {semi;} no_semi // TEST:Y:1 {} + : 'a' { semi; // TEST:N:1 {} +} | 'b' { if (0) {no_semi} // TEST:N:1 {} +} | 'c' { if (0) {semi;} // TEST:N:1 {} +} | 'd' { semi; no_semi // TEST:Y:1 {} +} | 'e' { semi(); no_semi() // TEST:Y:1 {} +} | 'f' { semi[]; no_semi[] // TEST:Y:1 {} +} | 'g' { semi++; no_semi++ // TEST:Y:1 {} +} | 'h' { {no_semi} no_semi // TEST:Y:1 {} +} | 'i' { {semi;} no_semi // TEST:Y:1 {} } ; testc @@ -1297,42 +1454,42 @@ string;"} AT_BISON_OPTION_POPDEFS AT_BISON_CHECK([[-o input.c input.y]], [0], [], -[[input.y:8.48: warning: a ';' might be needed at the end of action code -input.y:8.48: warning: future versions of Bison will not add the ';' -input.y:9.48: warning: a ';' might be needed at the end of action code -input.y:9.48: warning: future versions of Bison will not add the ';' -input.y:10.48: warning: a ';' might be needed at the end of action code -input.y:10.48: warning: future versions of Bison will not add the ';' -input.y:11.48: warning: a ';' might be needed at the end of action code -input.y:11.48: warning: future versions of Bison will not add the ';' -input.y:12.48: warning: a ';' might be needed at the end of action code -input.y:12.48: warning: future versions of Bison will not add the ';' -input.y:13.48: warning: a ';' might be needed at the end of action code -input.y:13.48: warning: future versions of Bison will not add the ';' -input.y:20.1: warning: a ';' might be needed at the end of action code -input.y:20.1: warning: future versions of Bison will not add the ';' -input.y:21.1: warning: a ';' might be needed at the end of action code -input.y:21.1: warning: future versions of Bison will not add the ';' -input.y:22.1: warning: a ';' might be needed at the end of action code -input.y:22.1: warning: future versions of Bison will not add the ';' -input.y:23.1: warning: a ';' might be needed at the end of action code -input.y:23.1: warning: future versions of Bison will not add the ';' -input.y:24.1: warning: a ';' might be needed at the end of action code -input.y:24.1: warning: future versions of Bison will not add the ';' -input.y:25.1: warning: a ';' might be needed at the end of action code -input.y:25.1: warning: future versions of Bison will not add the ';' -input.y:31.1: warning: a ';' might be needed at the end of action code -input.y:31.1: warning: future versions of Bison will not add the ';' -input.y:32.1: warning: a ';' might be needed at the end of action code -input.y:32.1: warning: future versions of Bison will not add the ';' -input.y:33.1: warning: a ';' might be needed at the end of action code -input.y:33.1: warning: future versions of Bison will not add the ';' -input.y:34.1: warning: a ';' might be needed at the end of action code -input.y:34.1: warning: future versions of Bison will not add the ';' -input.y:35.1: warning: a ';' might be needed at the end of action code -input.y:35.1: warning: future versions of Bison will not add the ';' -input.y:36.1: warning: a ';' might be needed at the end of action code -input.y:36.1: warning: future versions of Bison will not add the ';' +[[input.y:8.48: warning: a ';' might be needed at the end of action code [-Wother] +input.y:8.48: warning: future versions of Bison will not add the ';' [-Wother] +input.y:9.48: warning: a ';' might be needed at the end of action code [-Wother] +input.y:9.48: warning: future versions of Bison will not add the ';' [-Wother] +input.y:10.48: warning: a ';' might be needed at the end of action code [-Wother] +input.y:10.48: warning: future versions of Bison will not add the ';' [-Wother] +input.y:11.48: warning: a ';' might be needed at the end of action code [-Wother] +input.y:11.48: warning: future versions of Bison will not add the ';' [-Wother] +input.y:12.48: warning: a ';' might be needed at the end of action code [-Wother] +input.y:12.48: warning: future versions of Bison will not add the ';' [-Wother] +input.y:13.48: warning: a ';' might be needed at the end of action code [-Wother] +input.y:13.48: warning: future versions of Bison will not add the ';' [-Wother] +input.y:20.1: warning: a ';' might be needed at the end of action code [-Wother] +input.y:20.1: warning: future versions of Bison will not add the ';' [-Wother] +input.y:21.1: warning: a ';' might be needed at the end of action code [-Wother] +input.y:21.1: warning: future versions of Bison will not add the ';' [-Wother] +input.y:22.1: warning: a ';' might be needed at the end of action code [-Wother] +input.y:22.1: warning: future versions of Bison will not add the ';' [-Wother] +input.y:23.1: warning: a ';' might be needed at the end of action code [-Wother] +input.y:23.1: warning: future versions of Bison will not add the ';' [-Wother] +input.y:24.1: warning: a ';' might be needed at the end of action code [-Wother] +input.y:24.1: warning: future versions of Bison will not add the ';' [-Wother] +input.y:25.1: warning: a ';' might be needed at the end of action code [-Wother] +input.y:25.1: warning: future versions of Bison will not add the ';' [-Wother] +input.y:31.1: warning: a ';' might be needed at the end of action code [-Wother] +input.y:31.1: warning: future versions of Bison will not add the ';' [-Wother] +input.y:32.1: warning: a ';' might be needed at the end of action code [-Wother] +input.y:32.1: warning: future versions of Bison will not add the ';' [-Wother] +input.y:33.1: warning: a ';' might be needed at the end of action code [-Wother] +input.y:33.1: warning: future versions of Bison will not add the ';' [-Wother] +input.y:34.1: warning: a ';' might be needed at the end of action code [-Wother] +input.y:34.1: warning: future versions of Bison will not add the ';' [-Wother] +input.y:35.1: warning: a ';' might be needed at the end of action code [-Wother] +input.y:35.1: warning: future versions of Bison will not add the ';' [-Wother] +input.y:36.1: warning: a ';' might be needed at the end of action code [-Wother] +input.y:36.1: warning: future versions of Bison will not add the ';' [-Wother] ]]) AT_MATCHES_CHECK([input.c], [[/\* TEST:N:2 \*/ \}$]], [[3]]) @@ -1386,7 +1543,7 @@ accept: /*empty*/ { %% ]AT_YYERROR_DEFINE[ -]AT_YYLEX_DEFINE([a])[ +]AT_YYLEX_DEFINE(["a"])[ int main (void) { @@ -1422,7 +1579,7 @@ AT_DATA_GRAMMAR([input.y], # include ]AT_YYERROR_DECLARE[ - static int yylex (YYSTYPE *yylval); + ]AT_YYLEX_DECLARE[ } %% input: @@ -1437,15 +1594,7 @@ exp: %% ]AT_YYERROR_DEFINE[ -static int -yylex (YYSTYPE *yylval) -{ - static char const input[] = "bcd"; - static size_t toknum; - assert (toknum < sizeof input); - *yylval = (toknum + 1) * 10; - return input[toknum++]; -} +]AT_YYLEX_DEFINE(["bcd"], [*lvalp = (toknum + 1) * 10])[ int main (void)