X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/22539284f3220db77eae57f1c06846753c20de43..e436fa677c748f52929996590d3e46b5f984d6dc:/tests/regression.at diff --git a/tests/regression.at b/tests/regression.at index ff798a87..fd08800a 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 * %} @@ -37,6 +38,7 @@ int yylex (void); program: 'x'; ]]) +AT_BISON_OPTION_POPDEFS AT_BISON_CHECK([-o input.c input.y]) AT_COMPILE([input.o], [-c input.c]) @@ -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; %} @@ -65,6 +68,7 @@ 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]) @@ -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 @@ -103,6 +108,7 @@ 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]) @@ -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); %} @@ -146,6 +153,7 @@ 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]) @@ -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" @@ -468,6 +483,7 @@ 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 @@ -498,19 +514,21 @@ 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]) @@ -828,7 +846,7 @@ 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 %token ARROW INVALID NUMBER STRING DATA @@ -953,10 +971,10 @@ m4_define([_AT_DATA_EXPECT2_Y], [AT_DATA_GRAMMAR([expect2.y], [%{ static int yylex (AT_LALR1_CC_IF([int *], [void])); -AT_LALR1_CC_IF([#include ], -[#include -#include -static void yyerror (const char *);]) +AT_LALR1_CC_IF([[#include ]], +[[#include +#include +]AT_YYERROR_DECLARE])[ %} $1 %defines @@ -973,30 +991,19 @@ e: e '+' t | t; t: A | B; %% -AT_LALR1_CC_IF( -[/* A C++ error reporting function. */ -void -yy::parser::error (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); -}]) +])[ static int -yylex (AT_LALR1_CC_IF([int *lval], [void])) -[{ +yylex (]AT_LALR1_CC_IF([int *lval], [void])[) +{ static int const tokens[] = { 1000, '+', '+', -1 @@ -1006,19 +1013,19 @@ yylex (AT_LALR1_CC_IF([int *lval], [void])) if (! (toknum < sizeof tokens / sizeof *tokens)) abort (); 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]) @@ -1047,12 +1054,12 @@ 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 @@ -1071,12 +1078,7 @@ start: %% -static void -yyerror (char const *msg) -{ - fprintf (stderr, "%s\n", msg); -} - +]AT_YYERROR_DEFINE[ static int yylex (void) { @@ -1090,6 +1092,7 @@ main (void) return !yyparse (); } ]]) +AT_BISON_OPTION_POPDEFS AT_BISON_CHECK([-t -o input.c input.y]) AT_COMPILE([input]) @@ -1187,12 +1190,12 @@ 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 @@ -1212,12 +1215,7 @@ sr_conflict: %% -void -yyerror (char const *msg) -{ - fprintf (stderr, "%s\n", msg); -} - +]AT_YYERROR_DEFINE[ int yylex (void) { @@ -1232,6 +1230,7 @@ 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 @@ -1275,11 +1274,12 @@ AT_CLEANUP AT_SETUP([[parse.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 } @@ -1315,28 +1315,18 @@ syntax_error: %% -void -yyerror (char const *msg) -{ - fprintf (stderr, "%s\n", msg); -} - -int -yylex (void) -{ +]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. */ - static char const *input = "abc"; - return *input++; -} - +]AT_YYLEX_DEFINE([abc])[ int main (void) { return yyparse (); } ]]) +AT_BISON_OPTION_POPDEFS AT_BISON_CHECK([[-o input.c input.y]]) AT_COMPILE([[input]]) @@ -1363,11 +1353,12 @@ AT_CLEANUP AT_SETUP([[parse.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. */ @@ -1433,21 +1424,10 @@ syntax_error2: %% -void -yyerror (char const *msg) -{ - fprintf (stderr, "%s\n", msg); -} - -int -yylex (void) -{ +]AT_YYERROR_DEFINE[ /* Induce two syntax error messages (which requires full error recovery by shifting 3 tokens). */ - static char const *input = "abc"; - return *input++; -} - +]AT_YYLEX_DEFINE([abc])[ int main (void) { @@ -1473,7 +1453,7 @@ AT_PARSER_CHECK([[./input]], [[2]], [], syntax error memory exhausted ]]) - +AT_BISON_OPTION_POPDEFS AT_CLEANUP @@ -1491,7 +1471,7 @@ 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]])[); } @@ -1512,13 +1492,7 @@ 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]])[) { @@ -1584,13 +1558,13 @@ 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 } @@ -1602,20 +1576,8 @@ 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) { @@ -1629,12 +1591,12 @@ 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. @@ -1647,8 +1609,8 @@ 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 ()