X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/b365aa058967348e2161fe0e5c11d8943f13f4c2..01e5c817739b49dbadd4e75d1618a937f541b479:/tests/regression.at?ds=inline diff --git a/tests/regression.at b/tests/regression.at index 937e5985..4487dee5 100644 --- a/tests/regression.at +++ b/tests/regression.at @@ -1,5 +1,5 @@ # Bison Regressions. -*- Autotest -*- -# Copyright 2001 Free Software Foundation, Inc. +# Copyright 2001, 2002 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 @@ -18,241 +18,54 @@ AT_BANNER([[Regression tests.]]) -## ------------------ ## -## Duplicate string. ## -## ------------------ ## +## ---------------- ## +## Braces parsing. ## +## ---------------- ## -AT_SETUP([Duplicate string]) -AT_DATA([input.y], -[[/* `Bison -v' used to dump core when two tokens are defined with the same - string, as LE and GE below. */ +AT_SETUP([braces parsing]) -%token NUM -%token LE "<=" -%token GE "<=" +AT_DATA([input.y], +[[/* Bison used to swallow the character after `}'. */ %% -exp: '(' exp ')' | NUM ; +exp: { tests = {{{{{{{{{{}}}}}}}}}}; }; %% ]]) AT_CHECK([bison -v input.y -o input.c], 0, ignore, ignore) -AT_CLEANUP - - -## ------------------------- ## -## Unresolved SR Conflicts. ## -## ------------------------- ## - -AT_SETUP([Unresolved SR Conflicts]) - -AT_DATA([input.y], -[[%token NUM OP -%% -exp: exp OP exp | NUM; -]]) - -AT_CHECK([bison input.y -o input.c -v], 0, [], -[input.y contains 1 shift/reduce conflict. -]) - -# Check the contents of the report. -AT_CHECK([cat input.output], [], -[[State 5 contains 1 shift/reduce conflict. - - -Grammar - - Number, Line, Rule - 0 4 $axiom -> exp $ - 1 3 exp -> exp OP exp - 2 3 exp -> NUM - - -Terminals, with rules where they appear - -$ (0) 0 -error (256) -NUM (257) 2 -OP (258) 1 - - -Nonterminals, with rules where they appear - -$axiom (5) - on left: 0 -exp (6) - on left: 1 2, on right: 0 1 - - -state 0 - - NUM shift, and go to state 1 - - exp go to state 2 - - - -state 1 - - exp -> NUM . (rule 2) - - $default reduce using rule 2 (exp) - - - -state 2 - - $axiom -> exp . $ (rule 0) - exp -> exp . OP exp (rule 1) - - $ shift, and go to state 3 - OP shift, and go to state 4 - - - -state 3 - - $axiom -> exp $ . (rule 0) - - $default accept - - -state 4 - - exp -> exp OP . exp (rule 1) - - NUM shift, and go to state 1 - - exp go to state 5 - - - -state 5 - - exp -> exp . OP exp (rule 1) - exp -> exp OP exp . (rule 1) - - OP shift, and go to state 4 - - OP [reduce using rule 1 (exp)] - $default reduce using rule 1 (exp) +AT_CHECK([fgrep 'tests = {{{{{{{{{{}}}}}}}}}};' input.c], 0, [ignore]) +AT_CLEANUP -]]) +## ------------------ ## +## Duplicate string. ## +## ------------------ ## -AT_CLEANUP +AT_SETUP([Duplicate string]) -## --------------------- ## -## Solved SR Conflicts. ## -## --------------------- ## +AT_DATA([input.y], +[[/* `Bison -v' used to dump core when two tokens are defined with the same + string, as LE and GE below. */ -AT_SETUP([Solved SR Conflicts]) +%token NUM +%token LE "<=" +%token GE "<=" -AT_DATA([input.y], -[[%token NUM OP -%right OP %% -exp: exp OP exp | NUM; +exp: '(' exp ')' | NUM ; +%% ]]) -AT_CHECK([bison input.y -o input.c -v], 0, [], []) - -# Check the contents of the report. -AT_CHECK([cat input.output], [], -[[Conflict in state 5 between rule 2 and token OP resolved as shift. - - -Grammar - - Number, Line, Rule - 0 5 $axiom -> exp $ - 1 4 exp -> exp OP exp - 2 4 exp -> NUM - - -Terminals, with rules where they appear - -$ (0) 0 -error (256) -NUM (257) 2 -OP (258) 1 - - -Nonterminals, with rules where they appear - -$axiom (5) - on left: 0 -exp (6) - on left: 1 2, on right: 0 1 - - -state 0 - - NUM shift, and go to state 1 - - exp go to state 2 - - - -state 1 - - exp -> NUM . (rule 2) - - $default reduce using rule 2 (exp) - - - -state 2 - - $axiom -> exp . $ (rule 0) - exp -> exp . OP exp (rule 1) - - $ shift, and go to state 3 - OP shift, and go to state 4 - - - -state 3 - - $axiom -> exp $ . (rule 0) - - $default accept - - -state 4 - - exp -> exp OP . exp (rule 1) - - NUM shift, and go to state 1 - - exp go to state 5 - - - -state 5 - - exp -> exp . OP exp (rule 1) - exp -> exp OP exp . (rule 1) - - OP shift, and go to state 4 - - $default reduce using rule 1 (exp) - - - -]]) +AT_CHECK([bison -v input.y -o input.c], 0, ignore, ignore) AT_CLEANUP - - ## ------------------- ## ## Rule Line Numbers. ## ## ------------------- ## @@ -286,7 +99,7 @@ expr: { -} +}; ]]) AT_CHECK([bison input.y -o input.c -v], 0, [], []) @@ -296,7 +109,7 @@ AT_CHECK([cat input.output], [], [[Grammar Number, Line, Rule - 0 28 $axiom -> expr $ + 0 2 $axiom -> expr $ 1 2 @1 -> /* empty */ 2 2 expr -> 'a' @1 'b' 3 15 @2 -> /* empty */ @@ -326,8 +139,12 @@ expr (7) state 0 + $axiom -> . expr $ (rule 0) + 'a' shift, and go to state 1 + $default reduce using rule 3 (@2) + expr go to state 2 @2 go to state 3 @@ -396,63 +213,6 @@ AT_CLEANUP -## -------------------- ## -## %expect not enough. ## -## -------------------- ## - -AT_SETUP([%expect not enough]) - -AT_DATA([input.y], -[[%token NUM OP -%expect 0 -%% -exp: exp OP exp | NUM; -]]) - -AT_CHECK([bison input.y -o input.c], 1, [], -[input.y contains 1 shift/reduce conflict. -expected 0 shift/reduce conflicts -]) -AT_CLEANUP - - -## --------------- ## -## %expect right. ## -## --------------- ## - -AT_SETUP([%expect right]) - -AT_DATA([input.y], -[[%token NUM OP -%expect 1 -%% -exp: exp OP exp | NUM; -]]) - -AT_CHECK([bison input.y -o input.c], 0) -AT_CLEANUP - - -## ------------------ ## -## %expect too much. ## -## ------------------ ## - -AT_SETUP([%expect too much]) - -AT_DATA([input.y], -[[%token NUM OP -%expect 2 -%% -exp: exp OP exp | NUM; -]]) - -AT_CHECK([bison input.y -o input.c], 1, [], -[input.y contains 1 shift/reduce conflict. -expected 2 shift/reduce conflicts -]) -AT_CLEANUP - - ## ---------------------- ## ## Mixing %token styles. ## ## ---------------------- ## @@ -476,85 +236,30 @@ AT_CLEANUP -## ---------------------- ## -## %union and --defines. ## -## ---------------------- ## - - -AT_SETUP([%union and --defines]) - -AT_DATA([input.y], -[%union -{ - int integer; - char *string ; -} -%% -exp: {}; -]) - -AT_CHECK([bison --defines input.y]) - -AT_CLEANUP - - -## --------------------------------------- ## -## Duplicate '/' in C comments in %union ## -## --------------------------------------- ## - +## ---------------- ## +## Invalid inputs. ## +## ---------------- ## -AT_SETUP([%union and C comments]) -AT_DATA([input.y], -[%union -{ - /* The int. */ int integer; - /* The string. */ char *string ; -} -%% -exp: {}; -]) - -AT_CHECK([bison input.y -o input.c]) -AT_CHECK([fgrep '//*' input.c], [1], []) - -AT_CLEANUP - - -## ----------------- ## -## Invalid input 1. ## -## ----------------- ## - - -AT_SETUP([Invalid input: 1]) +AT_SETUP([Invalid inputs]) AT_DATA([input.y], [[%% ? -]]) - -AT_CHECK([bison input.y], [1], [], -[[input.y:2: invalid input: `?' -input.y:3: fatal error: no rules in the input grammar -]]) - -AT_CLEANUP - - -## ----------------- ## -## Invalid input 2. ## -## ----------------- ## - - -AT_SETUP([Invalid input: 2]) - -AT_DATA([input.y], -[[%% default: 'a' } +%{ +%& +%a +%- ]]) AT_CHECK([bison input.y], [1], [], -[[input.y:2: invalid input: `}' +[[input.y:2: invalid input: `?' +input.y:3: invalid input: `}' +input.y:4: invalid input: `%{' +input.y:5: invalid input: `%&' +input.y:6: invalid input: `%a' +input.y:7: invalid input: `%-' ]]) AT_CLEANUP @@ -582,37 +287,6 @@ AT_CLEANUP -## --------------------- ## -## Invalid CPP headers. ## -## --------------------- ## - -# AT_TEST_CPP_GUARD_H([INPUT-FILE-BASE) -# ------------------------------------- -m4_define([AT_TEST_CPP_GUARD_H], -[AT_SETUP([Invalid CPP guards: $1]) - -# Possibly create inner directories. -dirname=`AS_DIRNAME([$1])` -AS_MKDIR_P([$dirname]) - -AT_DATA([$1.y], -[%% -dummy: -]) - -AT_CHECK([bison --defines=$1.h $1.y]) - -# CPP should be happy with it. -AT_CHECK([$CC -E $1.h], 0, [ignore]) - -AT_CLEANUP -]) - -AT_TEST_CPP_GUARD_H([input/input]) -AT_TEST_CPP_GUARD_H([9foo]) - - - ## -------------- ## ## Web2c Report. ## ## -------------- ## @@ -651,65 +325,71 @@ AT_CHECK([bison -v input.y]) AT_CHECK([sed -n 's/ *$//;/^$/!p' input.output], 0, [[Grammar Number, Line, Rule + 0 6 $axiom -> CONST_DEC_PART $ 1 6 CONST_DEC_PART -> CONST_DEC_LIST 2 10 CONST_DEC_LIST -> CONST_DEC 3 12 CONST_DEC_LIST -> CONST_DEC_LIST CONST_DEC 4 15 @1 -> /* empty */ 5 15 CONST_DEC -> @1 undef_id_tok '=' const_id_tok ';' Terminals, with rules where they appear -$ (0) +$ (0) 0 ';' (59) 5 '=' (61) 5 error (256) -undef_id_tok (257) 5 -const_id_tok (258) 5 +undef_id_tok (258) 5 +const_id_tok (259) 5 Nonterminals, with rules where they appear -CONST_DEC_PART (7) - on left: 1 -CONST_DEC_LIST (8) +$axiom (7) + on left: 0 +CONST_DEC_PART (8) + on left: 1, on right: 0 +CONST_DEC_LIST (9) on left: 2 3, on right: 1 3 -CONST_DEC (9) +CONST_DEC (10) on left: 5, on right: 2 3 -@1 (10) +@1 (11) on left: 4, on right: 5 state 0 + $axiom -> . CONST_DEC_PART $ (rule 0) $default reduce using rule 4 (@1) - CONST_DEC_PART go to state 9 - CONST_DEC_LIST go to state 1 - CONST_DEC go to state 2 - @1 go to state 3 + CONST_DEC_PART go to state 1 + CONST_DEC_LIST go to state 2 + CONST_DEC go to state 3 + @1 go to state 4 state 1 + $axiom -> CONST_DEC_PART . $ (rule 0) + $ shift, and go to state 5 +state 2 CONST_DEC_PART -> CONST_DEC_LIST . (rule 1) CONST_DEC_LIST -> CONST_DEC_LIST . CONST_DEC (rule 3) undef_id_tok reduce using rule 4 (@1) $default reduce using rule 1 (CONST_DEC_PART) - CONST_DEC go to state 4 - @1 go to state 3 -state 2 + CONST_DEC go to state 6 + @1 go to state 4 +state 3 CONST_DEC_LIST -> CONST_DEC . (rule 2) $default reduce using rule 2 (CONST_DEC_LIST) -state 3 - CONST_DEC -> @1 . undef_id_tok '=' const_id_tok ';' (rule 5) - undef_id_tok shift, and go to state 5 state 4 + CONST_DEC -> @1 . undef_id_tok '=' const_id_tok ';' (rule 5) + undef_id_tok shift, and go to state 7 +state 5 + $axiom -> CONST_DEC_PART $ . (rule 0) + $default accept +state 6 CONST_DEC_LIST -> CONST_DEC_LIST CONST_DEC . (rule 3) $default reduce using rule 3 (CONST_DEC_LIST) -state 5 +state 7 CONST_DEC -> @1 undef_id_tok . '=' const_id_tok ';' (rule 5) - '=' shift, and go to state 6 -state 6 + '=' shift, and go to state 8 +state 8 CONST_DEC -> @1 undef_id_tok '=' . const_id_tok ';' (rule 5) - const_id_tok shift, and go to state 7 -state 7 + const_id_tok shift, and go to state 9 +state 9 CONST_DEC -> @1 undef_id_tok '=' const_id_tok . ';' (rule 5) - ';' shift, and go to state 8 -state 8 + ';' shift, and go to state 10 +state 10 CONST_DEC -> @1 undef_id_tok '=' const_id_tok ';' . (rule 5) $default reduce using rule 5 (CONST_DEC) -state 9 - $ shift, and go to state 10 -state 10 - $default accept ]]) AT_CLEANUP @@ -753,7 +433,7 @@ AT_CHECK([bison -v input.y -o input.c]) # Check only the tables. We don't use --no-parser, because it is # still to be implemented in the experimental branch of Bison. AT_CHECK([[sed -n 's/ *$//;/^static const.*\[\] =/,/^}/p' input.c]], 0, -[[static const char yytranslate[] = +[[static const yy_token_number_type yytranslate[] = { 0, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, @@ -780,64 +460,64 @@ AT_CHECK([[sed -n 's/ *$//;/^static const.*\[\] =/,/^}/p' input.c]], 0, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, - 2, 2, 2, 2, 2, 2, 1, 3, 4, 5, - 6 + 2, 2, 2, 2, 2, 2, 1, 2, 3, 4, + 5, 6 }; static const short yyprhs[] = { - 0, 0, 2, 3, 6, 11 + 0, 0, 3, 5, 6, 9, 14 }; -static const short yyrhs[] = +static const yyrhs_t yyrhs[] = { - 8, 0, 0, 9, 10, 0, 3, 4, 5, 7, - 0, 6, 7, 0 + 8, 0, -1, 9, -1, -1, 10, 11, -1, 3, + 4, 5, 8, -1, 6, 8, -1 }; static const short yyrline[] = { - 0, 2, 3, 3, 4, 5 + 0, 2, 2, 3, 3, 4, 5 }; static const char *const yytname[] = { "$", "error", "$undefined.", "\"if\"", "\"const\"", "\"then\"", - "\"else\"", "statement", "struct_stat", "if", "else", NULL + "\"else\"", "$axiom", "statement", "struct_stat", "if", "else", 0 }; static const short yytoknum[] = { - 0, 256, 2, 257, 258, 259, 260, -1 + 0, 256, 257, 258, 259, 260, 261, -1 }; static const short yyr1[] = { - 0, 7, 8, 8, 9, 10 + 0, 7, 8, 9, 9, 10, 11 }; static const short yyr2[] = { - 0, 1, 0, 2, 4, 2 + 0, 2, 1, 0, 2, 4, 2 }; static const short yydefact[] = { - 2, 0, 1, 0, 0, 2, 3, 2, 5, 4, - 0, 0 + 3, 0, 0, 2, 0, 0, 0, 3, 4, 3, + 6, 5 }; static const short yydefgoto[] = { - 8, 2, 3, 6 + -1, 2, 3, 4, 8 }; static const short yypact[] = { - -2, -1,-32768, -4, 1, -2,-32768, -2,-32768,-32768, - 4,-32768 + -2, -1, 4,-32768, 0, 2,-32768, -2,-32768, -2, + -32768,-32768 }; static const short yypgoto[] = { - 0,-32768,-32768,-32768 + -32768, -7,-32768,-32768,-32768 }; static const short yytable[] = { - 10, 1, 5, 4, 11, 0, 7, 9 + 10, 1, 11, 5, 6, 0, 7, 9 }; static const short yycheck[] = { - 0, 3, 6, 4, 0, -1, 5, 7 + 7, 3, 9, 4, 0, -1, 6, 5 }; ]])