X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/4c787a31df24b3bf184a4e109056a41d5712e5a7..6192d2c6de859990f8e90c128de9733c1315db7a:/tests/regression.at diff --git a/tests/regression.at b/tests/regression.at index 90ea6497..2f029939 100644 --- a/tests/regression.at +++ b/tests/regression.at @@ -24,10 +24,11 @@ AT_BANNER([[Regression tests.]]) AT_SETUP([Trivial grammars]) +AT_BISON_OPTION_PUSHDEFS AT_DATA_GRAMMAR([input.y], [[%{ -void yyerror (char const *); -int yylex (void); +]AT_YYERROR_DECLARE_EXTERN[ +]AT_YYLEX_DECLARE_EXTERN[ #define YYSTYPE int * %} @@ -37,9 +38,10 @@ int yylex (void); program: 'x'; ]]) +AT_BISON_OPTION_POPDEFS AT_BISON_CHECK([-o input.c input.y]) -AT_COMPILE([input.o], [-c input.c]) +AT_COMPILE([input.o]) AT_COMPILE([input.o], [-DYYDEBUG -c input.c]) AT_CLEANUP @@ -52,10 +54,11 @@ AT_CLEANUP AT_SETUP([YYSTYPE typedef]) +AT_BISON_OPTION_PUSHDEFS AT_DATA_GRAMMAR([input.y], [[%{ -void yyerror (char const *); -int yylex (void); +]AT_YYERROR_DECLARE_EXTERN[ +]AT_YYLEX_DECLARE_EXTERN[ typedef union { char const *val; } YYSTYPE; %} @@ -65,9 +68,10 @@ typedef union { char const *val; } YYSTYPE; program: { $$ = ""; }; ]]) +AT_BISON_OPTION_POPDEFS AT_BISON_CHECK([-o input.c input.y]) -AT_COMPILE([input.o], [-c input.c]) +AT_COMPILE([input.o]) AT_CLEANUP @@ -83,10 +87,11 @@ AT_SETUP([Early token definitions with --yacc]) # 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_BISON_OPTION_PUSHDEFS AT_DATA_GRAMMAR([input.y], [[%{ -void yyerror (const char *s); -int yylex (void); +]AT_YYERROR_DECLARE_EXTERN[ +]AT_YYLEX_DECLARE_EXTERN[ %} %union @@ -103,9 +108,10 @@ int yylex (void); exp: MY_TOKEN; %% ]]) +AT_BISON_OPTION_POPDEFS AT_BISON_CHECK([-y -o input.c input.y]) -AT_COMPILE([input.o], [-c input.c]) +AT_COMPILE([input.o]) AT_CLEANUP @@ -121,11 +127,12 @@ AT_SETUP([Early token definitions without --yacc]) # 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_BISON_OPTION_PUSHDEFS AT_DATA_GRAMMAR([input.y], [[%{ #include -void yyerror (const char *s); -int yylex (void); +]AT_YYERROR_DECLARE_EXTERN[ +]AT_YYLEX_DECLARE_EXTERN[ void print_my_token (void); %} @@ -146,9 +153,10 @@ print_my_token (void) exp: MY_TOKEN; %% ]]) +AT_BISON_OPTION_POPDEFS AT_BISON_CHECK([-o input.c input.y]) -AT_COMPILE([input.o], [-c input.c]) +AT_COMPILE([input.o]) AT_CLEANUP @@ -161,6 +169,7 @@ AT_CLEANUP AT_SETUP([Braces parsing]) +AT_BISON_OPTION_PUSHDEFS AT_DATA([input.y], [[/* Bison used to swallow the character after '}'. */ @@ -168,6 +177,7 @@ AT_DATA([input.y], exp: { tests = {{{{{{{{{{}}}}}}}}}}; }; %% ]]) +AT_BISON_OPTION_POPDEFS AT_BISON_CHECK([-v -o input.c input.y]) @@ -183,6 +193,7 @@ AT_CLEANUP AT_SETUP([Duplicate string]) +AT_BISON_OPTION_PUSHDEFS AT_DATA([input.y], [[/* 'Bison -v' used to dump core when two tokens are defined with the same string, as LE and GE below. */ @@ -195,6 +206,7 @@ AT_DATA([input.y], exp: '(' exp ')' | NUM ; %% ]]) +AT_BISON_OPTION_POPDEFS AT_BISON_CHECK([-v -o input.c input.y], 0, [], [[input.y:6.8-14: warning: symbol "<=" used more than once as a literal string @@ -211,6 +223,7 @@ AT_SETUP([Rule Line Numbers]) AT_KEYWORDS([report]) +AT_BISON_OPTION_PUSHDEFS AT_DATA([input.y], [[%% expr: @@ -240,6 +253,7 @@ expr: }; ]]) +AT_BISON_OPTION_POPDEFS AT_BISON_CHECK([-o input.c -v input.y]) @@ -428,13 +442,14 @@ AT_CLEANUP AT_SETUP([Token definitions]) +AT_BISON_OPTION_PUSHDEFS # Bison managed, when fed with '%token 'f' "f"' to #define 'f'! AT_DATA_GRAMMAR([input.y], [%{ #include #include -void yyerror (const char *s); -int yylex (void); +]AT_YYERROR_DECLARE[ +]AT_YYLEX_DECLARE[ %} [%error-verbose %token MYEOF 0 "end of file" @@ -447,20 +462,8 @@ int yylex (void); %% exp: "a" "\\\'\?\"\a\b\f\n\r\t\v\001\201\x001\x000081??!"; %% -void -yyerror (char const *s) -{ - fprintf (stderr, "%s\n", s); -} - -int -yylex (void) -{ - static int called; - if (called++) - abort (); - return SPECIAL; -} +]AT_YYERROR_DEFINE[ +]AT_YYLEX_DEFINE([{ SPECIAL }])[ int main (void) @@ -468,6 +471,7 @@ main (void) return yyparse (); } ]]) +AT_BISON_OPTION_POPDEFS # Checking the warning message guarantees that the trigraph "??!" isn't # unnecessarily escaped here even though it would need to be if encoded in a @@ -498,22 +502,24 @@ AT_CLEANUP AT_SETUP([Characters Escapes]) +AT_BISON_OPTION_PUSHDEFS AT_DATA_GRAMMAR([input.y], [%{ -void yyerror (const char *s); -int yylex (void); +]AT_YYERROR_DECLARE_EXTERN[ +]AT_YYLEX_DECLARE_EXTERN[ %} [%% exp: '\'' "\'" | '\"' "\"" -| '"' "'" +| '"' "'" /* Pacify font-lock-mode: ". */ ; ]]) -# Pacify font-lock-mode: " + +AT_BISON_OPTION_POPDEFS AT_BISON_CHECK([-o input.c input.y]) -AT_COMPILE([input.o], [-c input.c]) +AT_COMPILE([input.o]) AT_CLEANUP @@ -769,7 +775,7 @@ static const yytype_uint8 yyrline[] = static const char *const yytname[] = { "$end", "error", "$undefined", "\"if\"", "\"const\"", "\"then\"", - "\"else\"", "$accept", "statement", "struct_stat", "if", "else", 0 + "\"else\"", "$accept", "statement", "struct_stat", "if", "else", YY_NULL }; static const yytype_uint16 yytoknum[] = { @@ -832,13 +838,11 @@ AT_CLEANUP # so that possible bound checking compilers could check all the skeletons. m4_define([_AT_DATA_DANCER_Y], [AT_DATA_GRAMMAR([dancer.y], -[%{ -static int yylex (AT_LALR1_CC_IF([int *], [void])); -AT_LALR1_CC_IF([], -[#include -#include -static void yyerror (const char *);]) -%} +[[%code provides +{ + ]AT_YYERROR_DECLARE[ + ]AT_YYLEX_DECLARE[ +} $1 %token ARROW INVALID NUMBER STRING DATA %defines @@ -883,15 +887,10 @@ member: STRING | INVALID ; %% -AT_LALR1_CC_IF( -[/* A C++ error reporting function. */ -void -yy::parser::error (const location&, const std::string& m) -{ - std::cerr << m << std::endl; -} - -int +]AT_YYERROR_DEFINE[ +]AT_YYLEX_DEFINE([":"])[ +]AT_LALR1_CC_IF( +[int yyparse () { yy::parser parser; @@ -900,33 +899,14 @@ yyparse () #endif return parser.parse (); } -], -[static void -yyerror (const char *s) -{ - fprintf (stderr, "%s\n", s); -}]) - -static int -yylex (AT_LALR1_CC_IF([int *lval], [void])) -[{ - static int const tokens[] = - { - ':', -1 - }; - static size_t toknum; - ]AT_LALR1_CC_IF([*lval = 0; /* Pacify GCC. */])[ - if (! (toknum < sizeof tokens / sizeof *tokens)) - abort (); - return tokens[toknum++]; -}] +])[ int main (void) { return yyparse (); } -]) +]]) ])# _AT_DATA_DANCER_Y @@ -937,7 +917,6 @@ m4_define([AT_CHECK_DANCER], [AT_SETUP([Dancer $1]) AT_BISON_OPTION_PUSHDEFS([$1]) _AT_DATA_DANCER_Y([$1]) -AT_BISON_CHECK([-o dancer.c dancer.y]) AT_FULL_COMPILE([dancer]) AT_PARSER_CHECK([./dancer], 1, [], [syntax error, unexpected ':' @@ -960,12 +939,12 @@ AT_CHECK_DANCER([%skeleton "lalr1.cc"]) # -------------------------------- m4_define([_AT_DATA_EXPECT2_Y], [AT_DATA_GRAMMAR([expect2.y], -[%{ -static int yylex (AT_LALR1_CC_IF([int *], [void])); +[[%{ +static int yylex (]AT_LALR1_CC_IF([int *], [void])); AT_LALR1_CC_IF([], -[#include +[[#include #include -static void yyerror (const char *);]) +]AT_YYERROR_DECLARE])[ %} $1 %defines @@ -982,58 +961,46 @@ e: e '+' t | t; t: A | B; %% -AT_LALR1_CC_IF( -[/* A C++ error reporting function. */ -void -yy::parser::error (const location&, const std::string& m) -{ - std::cerr << m << std::endl; -} - -int +]AT_YYERROR_DEFINE[ +]AT_LALR1_CC_IF( +[int yyparse () { yy::parser parser; return parser.parse (); } -], -[static void -yyerror (const char *s) -{ - fprintf (stderr, "%s\n", s); -}]) +])[ +#include static int -yylex (AT_LALR1_CC_IF([int *lval], [void])) -[{ +yylex (]AT_LALR1_CC_IF([int *lval], [void])[) +{ static int const tokens[] = { 1000, '+', '+', -1 }; static size_t toknum; ]AT_LALR1_CC_IF([*lval = 0; /* Pacify GCC. */])[ - if (! (toknum < sizeof tokens / sizeof *tokens)) - abort (); + assert (toknum < sizeof tokens / sizeof *tokens); return tokens[toknum++]; -}] +} int main (void) { return yyparse (); } -]) +]]) ])# _AT_DATA_EXPECT2_Y # AT_CHECK_EXPECT2(BISON-OPTIONS) -# ------------------------------ +# ------------------------------- # Generate the grammar, compile it, run it. m4_define([AT_CHECK_EXPECT2], [AT_SETUP([Expecting two tokens $1]) AT_BISON_OPTION_PUSHDEFS([$1]) _AT_DATA_EXPECT2_Y([$1]) -AT_BISON_CHECK([-o expect2.c expect2.y]) AT_FULL_COMPILE([expect2]) AT_PARSER_CHECK([./expect2], 1, [], [syntax error, unexpected '+', expecting A or B @@ -1056,12 +1023,12 @@ AT_SETUP([Braced code in declaration in rules section]) # Bison once mistook braced code in a declaration in the rules section to be a # rule action. - +AT_BISON_OPTION_PUSHDEFS AT_DATA_GRAMMAR([input.y], [[%{ #include -static void yyerror (char const *msg); -static int yylex (void); +]AT_YYERROR_DECLARE[ +]AT_YYLEX_DECLARE[ %} %error-verbose @@ -1079,18 +1046,8 @@ start: %printer { fprintf (yyoutput, "PRINTER"); } 'a'; %% - -static void -yyerror (char const *msg) -{ - fprintf (stderr, "%s\n", msg); -} - -static int -yylex (void) -{ - return 'a'; -} +]AT_YYERROR_DEFINE[ +]AT_YYLEX_DEFINE(["a"])[ int main (void) @@ -1099,6 +1056,7 @@ main (void) return !yyparse (); } ]]) +AT_BISON_OPTION_POPDEFS AT_BISON_CHECK([-t -o input.c input.y]) AT_COMPILE([input]) @@ -1196,12 +1154,12 @@ AT_SETUP([[Token number in precedence declaration]]) # POSIX says token numbers can be declared in %left, %right, and %nonassoc, but # we lost this in Bison 1.50. - +AT_BISON_OPTION_PUSHDEFS AT_DATA_GRAMMAR([input.y], [[%{ #include - void yyerror (char const *); - int yylex (void); + ]AT_YYERROR_DECLARE[ + ]AT_YYLEX_DECLARE[ %} %error-verbose @@ -1221,19 +1179,8 @@ sr_conflict: %% -void -yyerror (char const *msg) -{ - fprintf (stderr, "%s\n", msg); -} - -int -yylex (void) -{ - static int const input[] = { 1, 2, 3, 0 }; - static int const *inputp = input; - return *inputp++; -} +]AT_YYERROR_DEFINE[ +]AT_YYLEX_DEFINE([{ 1, 2, 3, 0 }])[ int main (void) @@ -1241,6 +1188,7 @@ main (void) return yyparse (); } ]]) +AT_BISON_OPTION_POPDEFS AT_BISON_CHECK([[-o input.c input.y]], [[0]],, [[input.y:23.5-19: warning: rule useless in parser due to conflicts: start: start @@ -1266,10 +1214,12 @@ AT_SETUP([[parse-gram.y: LALR = IELR]]) # have the same name. [cp $abs_top_srcdir/src/parse-gram.y input.y] AT_BISON_CHECK([[-o input.c -Dlr.type=lalr input.y]]) -[mv input.c expout] +[mv input.c lalr.c] +AT_CAPTURE_FILE([lalr.c]) AT_BISON_CHECK([[-o input.c -Dlr.type=ielr input.y]]) [mv input.c ielr.c] -AT_CHECK([[cat ielr.c]], [[0]], [[expout]]) +AT_CAPTURE_FILE([ielr.c]) +AT_CHECK([[diff lalr.c ielr.c]], [[0]]) AT_CLEANUP @@ -1281,11 +1231,12 @@ AT_CLEANUP AT_SETUP([[%error-verbose and YYSTACK_USE_ALLOCA]]) +AT_BISON_OPTION_PUSHDEFS AT_DATA_GRAMMAR([input.y], [[%code { #include - void yyerror (char const *); - int yylex (void); + ]AT_YYERROR_DECLARE[ + ]AT_YYLEX_DECLARE[ #define YYSTACK_USE_ALLOCA 1 } @@ -1321,28 +1272,18 @@ syntax_error: %% -void -yyerror (char const *msg) -{ - fprintf (stderr, "%s\n", msg); -} - -int -yylex (void) -{ - /* Induce two syntax error messages (which requires full error - recovery by shifting 3 tokens) in order to detect any loss of the - reallocated buffer. */ - static char const *input = "abc"; - return *input++; -} - +]AT_YYERROR_DEFINE[ +/* Induce two syntax error messages (which requires full error + recovery by shifting 3 tokens) in order to detect any loss of the + reallocated buffer. */ +]AT_YYLEX_DEFINE(["abc"])[ int main (void) { return yyparse (); } ]]) +AT_BISON_OPTION_POPDEFS AT_BISON_CHECK([[-o input.c input.y]]) AT_COMPILE([[input]]) @@ -1368,12 +1309,12 @@ AT_CLEANUP # yyparse would invoke yyerror using the old contents of yymsg. AT_SETUP([[%error-verbose overflow]]) - +AT_BISON_OPTION_PUSHDEFS AT_DATA_GRAMMAR([input.y], [[%code { #include - void yyerror (char const *); - int yylex (void); + ]AT_YYERROR_DECLARE[ + ]AT_YYLEX_DECLARE[ /* This prevents this test case from having to induce error messages large enough to overflow size_t. */ @@ -1439,21 +1380,10 @@ syntax_error2: %% -void -yyerror (char const *msg) -{ - fprintf (stderr, "%s\n", msg); -} - -int -yylex (void) -{ - /* Induce two syntax error messages (which requires full error - recovery by shifting 3 tokens). */ - static char const *input = "abc"; - return *input++; -} - +]AT_YYERROR_DEFINE[ +/* Induce two syntax error messages (which requires full error + recovery by shifting 3 tokens). */ +]AT_YYLEX_DEFINE(["abc"])[ int main (void) { @@ -1479,7 +1409,7 @@ AT_PARSER_CHECK([[./input]], [[2]], [], syntax error memory exhausted ]]) - +AT_BISON_OPTION_POPDEFS AT_CLEANUP @@ -1497,7 +1427,7 @@ AT_BISON_OPTION_PUSHDEFS([$1]) AT_DATA_GRAMMAR([input.y], [[%code { #include - void yyerror (char const *); + ]AT_YYERROR_DECLARE[ int yylex (]AT_PURE_IF([[YYSTYPE *]], [[void]])[); } @@ -1518,13 +1448,7 @@ B: 'b' ; C: /*empty*/ { printf ("consistent default reduction\n"); } ; %% - -void -yyerror (char const *msg) -{ - fprintf (stderr, "%s\n", msg); -} - +]AT_YYERROR_DEFINE[ int yylex (]AT_PURE_IF([[YYSTYPE *v]], [[void]])[) { @@ -1590,13 +1514,13 @@ AT_CLEANUP AT_SETUP([[LAC: Memory exhaustion]]) -m4_pushdef([AT_LAC_CHECK], [ - +m4_pushdef([AT_LAC_CHECK], +[AT_BISON_OPTION_PUSHDEFS AT_DATA_GRAMMAR([input.y], [[%code { #include - void yyerror (char const *); - int yylex (void); + ]AT_YYERROR_DECLARE[ + ]AT_YYLEX_DECLARE[ #define YYMAXDEPTH 8 } @@ -1608,20 +1532,8 @@ S: A A A A A A A A A ; A: /*empty*/ | 'a' ; %% - -void -yyerror (char const *msg) -{ - fprintf (stderr, "%s\n", msg); -} - -int -yylex (void) -{ - static char const *input = "]$1["; - return *input++; -} - +]AT_YYERROR_DEFINE[ +]AT_YYLEX_DEFINE(["$1"])[ int main (void) { @@ -1635,12 +1547,12 @@ AT_BISON_CHECK([[-Dparse.lac=full -Dparse.lac.es-capacity-initial=1 \ [[input.y: conflicts: 8 shift/reduce ]]) AT_COMPILE([[input]]) - +AT_BISON_OPTION_POPDEFS ]) # Check for memory exhaustion during parsing. -AT_LAC_CHECK([[]]) -AT_PARSER_CHECK([[./input]], [[2]], [[]], +AT_LAC_CHECK([]) +AT_PARSER_CHECK([[./input]], [[2]], [], [[Starting parse Entering state 0 Reading a token: Now at end of input. @@ -1653,8 +1565,8 @@ Stack now 0 # Induce an immediate syntax error with an undefined token, and check # for memory exhaustion while building syntax error message. -AT_LAC_CHECK([[z]], [[0]]) -AT_PARSER_CHECK([[./input]], [[2]], [[]], +AT_LAC_CHECK([z], [[0]]) +AT_PARSER_CHECK([[./input]], [[2]], [], [[Starting parse Entering state 0 Reading a token: Next token is token $undefined () @@ -1671,3 +1583,87 @@ Stack now 0 m4_popdef([AT_LAC_CHECK]) AT_CLEANUP + + +## ---------------------- ## +## Lex and parse params. ## +## ---------------------- ## + +# AT_TEST(SKELETON) +# ----------------- +# Check that the identifier of the params is properly fetched +# even when there are trailing blanks. + +m4_pushdef([AT_TEST], +[AT_SETUP([[Lex and parse params: $1]]) + +AT_BISON_OPTION_PUSHDEFS([%locations %skeleton $1]) + +## FIXME: Improve parsing of parse-param and use the generated +## yyerror. +AT_DATA_GRAMMAR([input.y], +[[%defines +%locations +%skeleton $1 +%union { int ival; } +%parse-param { int x } +// Spaces, tabs, and new lines. +%parse-param { @&t@ + int y @&t@ + @&t@ + @&t@ +} + +%{ +#include +#include + +]AT_SKEL_CC_IF([], [[ +static +void +yyerror (int x, int y, const char *msg) +{ + fprintf (stderr, "x: %d, y: %d, %s\n", x, y, msg); +}]])[ + + ]AT_YYLEX_DECLARE[ +%} + +%% +exp: 'a' { fprintf (stdout, "x: %d, y: %d\n", x, y); }; +%% +]AT_YYLEX_DEFINE(["a"])[ + +]AT_SKEL_CC_IF( +[AT_YYERROR_DEFINE + +int +yyparse (int x, int y) +{ + yy::parser parser(x, y); + return parser.parse (); +} +])[ + +int +main (void) +{ + return !!yyparse(1, 2); +} +]]) + +AT_FULL_COMPILE([input]) +AT_CHECK([./input], 0, [[x: 1, y: 2 +]]) +AT_BISON_OPTION_POPDEFS + +AT_CLEANUP +]) + +## FIXME: test Java, and iterate over skeletons. +AT_TEST("yacc.c") +AT_TEST("glr.c") +AT_TEST("lalr1.cc") +AT_TEST("glr.cc") + +m4_popdef([AT_TEST])