X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/39fb7e623967922da2fc0a6908dc94ed6e9f4488..60aa04a236004d3d03f00aeaf07b643a52ef0760:/tests/input.at diff --git a/tests/input.at b/tests/input.at index 0f3f8a38..694adf3b 100644 --- a/tests/input.at +++ b/tests/input.at @@ -1,6 +1,6 @@ # Checking the Bison scanner. -*- Autotest -*- -# Copyright (C) 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 -# Free Software Foundation, Inc. + +# Copyright (C) 2002-2012 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 @@ -33,8 +33,8 @@ exp: { @$ = @1 ; }; ]]) AT_BISON_CHECK([input.y], [1], [], -[[input.y:2.13-14: integer out of range: `$1' -input.y:3.13-14: integer out of range: `@1' +[[input.y:2.13-14: integer out of range: '$1' +input.y:3.13-14: integer out of range: '@1' ]]) AT_CLEANUP @@ -58,21 +58,20 @@ exp: foo { $$; } foo { $2; } foo ]]) AT_BISON_CHECK([input.y], [1], [], -[[input.y:5.12-13: $$ for the midrule at $2 of `exp' has no declared type -input.y:5.24-25: $2 of `exp' has no declared type -input.y:5.6-32: warning: type clash on default action: != <> -input.y:6.6-8: warning: type clash on default action: != <> -input.y:7.5: warning: empty rule for typed nonterminal, and no action +[[input.y:5.12-13: $$ for the midrule at $2 of 'exp' has no declared type +input.y:5.24-25: $2 of 'exp' has no declared type +input.y:5.6-32: warning: type clash on default action: != <> [-Wother] +input.y:6.6-8: warning: type clash on default action: != <> [-Wother] +input.y:7.5: warning: empty rule for typed nonterminal, and no action [-Wother] ]]) AT_CLEANUP # _AT_UNUSED_VALUES_DECLARATIONS() -# -------------------------------------------- +# -------------------------------- # Generate the token, type, and destructor # declarations for the unused values tests. - m4_define([_AT_UNUSED_VALUES_DECLARATIONS], [[[%token INT; %type a b c d e f g h i j k l; @@ -80,15 +79,11 @@ m4_define([_AT_UNUSED_VALUES_DECLARATIONS], # AT_CHECK_UNUSED_VALUES(DECLARATIONS_AFTER, CHECK_MIDRULE_VALUES) -# ------------------------------------------------------------------ -# Generate a grammar to test unused values, -# compile it, run it. If DECLARATIONS_AFTER -# is set, then the token, type, and destructor -# declarations are generated after the rules -# rather than before. If CHECK_MIDRULE_VALUES -# is set, then --warnings=midrule-values is -# set. - +# ---------------------------------------------------------------- +# Generate a grammar to test unused values, compile it, run it. If +# DECLARATIONS_AFTER is set, then the token, type, and destructor +# declarations are generated after the rules rather than before. If +# CHECK_MIDRULE_VALUES is set, then --warnings=midrule-values is set. m4_define([AT_CHECK_UNUSED_VALUES], [AT_DATA([input.y], m4_ifval($1, [ @@ -118,39 +113,39 @@ _AT_UNUSED_VALUES_DECLARATIONS]) ) AT_BISON_CHECK(m4_ifval($2, [ --warnings=midrule-values ])[ input.y], [0], [], -[[input.y:11.10-32: warning: unset value: $]$[ -input.y:11.10-32: warning: unused value: $]1[ -input.y:11.10-32: warning: unused value: $]3[ -input.y:11.10-32: warning: unused value: $]5[ -input.y:12.9: warning: empty rule for typed nonterminal, and no action -]]m4_ifval($2, [[[input.y:13.14-20: warning: unset value: $$ -input.y:13.26-41: warning: unset value: $$ -]]])[[input.y:13.10-62: warning: unset value: $]$[ -input.y:13.10-62: warning: unused value: $]3[ -input.y:13.10-62: warning: unused value: $]5[ -]]m4_ifval($2, [[[input.y:14.14-16: warning: unset value: $$ -]]])[[input.y:14.10-49: warning: unset value: $]$[ -input.y:14.10-49: warning: unused value: $]3[ -input.y:14.10-49: warning: unused value: $]5[ -input.y:15.10-37: warning: unset value: $]$[ -input.y:15.10-37: warning: unused value: $]3[ -input.y:15.10-37: warning: unused value: $]5[ -input.y:17.10-58: warning: unset value: $]$[ -input.y:17.10-58: warning: unused value: $]1[ -]]m4_ifval($2, [[[input.y:17.10-58: warning: unused value: $]2[ -]]])[[input.y:17.10-58: warning: unused value: $]3[ -]]m4_ifval($2, [[[input.y:17.10-58: warning: unused value: $]4[ -]]])[[input.y:17.10-58: warning: unused value: $]5[ -input.y:18.10-72: warning: unset value: $]$[ -input.y:18.10-72: warning: unused value: $]1[ -input.y:18.10-72: warning: unused value: $]3[ -]]m4_ifval($2, [[[input.y:18.10-72: warning: unused value: $]4[ -]]])[[input.y:18.10-72: warning: unused value: $]5[ -]]m4_ifval($2, [[[input.y:20.10-55: warning: unused value: $]3[ -]]])[[input.y:21.10-68: warning: unset value: $]$[ -input.y:21.10-68: warning: unused value: $]1[ -input.y:21.10-68: warning: unused value: $]2[ -]]m4_ifval($2, [[[input.y:21.10-68: warning: unused value: $]4[ +[[input.y:11.10-32: warning: unset value: $]$[ [-Wother] +input.y:11.10-32: warning: unused value: $]1[ [-Wother] +input.y:11.10-32: warning: unused value: $]3[ [-Wother] +input.y:11.10-32: warning: unused value: $]5[ [-Wother] +input.y:12.9: warning: empty rule for typed nonterminal, and no action [-Wother] +]]m4_ifval($2, [[[input.y:13.14-20: warning: unset value: $$ [-Wmidrule-values] +input.y:13.26-41: warning: unset value: $$ [-Wmidrule-values] +]]])[[input.y:13.10-62: warning: unset value: $]$[ [-Wother] +input.y:13.10-62: warning: unused value: $]3[ [-Wother] +input.y:13.10-62: warning: unused value: $]5[ [-Wother] +]]m4_ifval($2, [[[input.y:14.14-16: warning: unset value: $$ [-Wmidrule-values] +]]])[[input.y:14.10-49: warning: unset value: $]$[ [-Wother] +input.y:14.10-49: warning: unused value: $]3[ [-Wother] +input.y:14.10-49: warning: unused value: $]5[ [-Wother] +input.y:15.10-37: warning: unset value: $]$[ [-Wother] +input.y:15.10-37: warning: unused value: $]3[ [-Wother] +input.y:15.10-37: warning: unused value: $]5[ [-Wother] +input.y:17.10-58: warning: unset value: $]$[ [-Wother] +input.y:17.10-58: warning: unused value: $]1[ [-Wother] +]]m4_ifval($2, [[[input.y:17.10-58: warning: unused value: $]2[ [-Wmidrule-values] +]]])[[input.y:17.10-58: warning: unused value: $]3[ [-Wother] +]]m4_ifval($2, [[[input.y:17.10-58: warning: unused value: $]4[ [-Wmidrule-values] +]]])[[input.y:17.10-58: warning: unused value: $]5[ [-Wother] +input.y:18.10-72: warning: unset value: $]$[ [-Wother] +input.y:18.10-72: warning: unused value: $]1[ [-Wother] +input.y:18.10-72: warning: unused value: $]3[ [-Wother] +]]m4_ifval($2, [[[input.y:18.10-72: warning: unused value: $]4[ [-Wmidrule-values] +]]])[[input.y:18.10-72: warning: unused value: $]5[ [-Wother] +]]m4_ifval($2, [[[input.y:20.10-55: warning: unused value: $]3[ [-Wmidrule-values] +]]])[[input.y:21.10-68: warning: unset value: $]$[ [-Wother] +input.y:21.10-68: warning: unused value: $]1[ [-Wother] +input.y:21.10-68: warning: unused value: $]2[ [-Wother] +]]m4_ifval($2, [[[input.y:21.10-68: warning: unused value: $]4[ [-Wmidrule-values] ]]]))]) @@ -182,53 +177,53 @@ AT_SETUP([Default %printer and %destructor redeclared]) AT_DATA([[input.y]], [[%destructor { destroy ($$); } <*> <*> -%printer { destroy ($$); } <*> <*> +%printer { print ($$); } <*> <*> %destructor { destroy ($$); } <*> -%printer { destroy ($$); } <*> +%printer { print ($$); } <*> %destructor { destroy ($$); } <> <> -%printer { destroy ($$); } <> <> +%printer { print ($$); } <> <> %destructor { destroy ($$); } <> -%printer { destroy ($$); } <> +%printer { print ($$); } <> %% start: ; %destructor { destroy ($$); } <*>; -%printer { destroy ($$); } <*>; +%printer { print ($$); } <*>; %destructor { destroy ($$); } <>; -%printer { destroy ($$); } <>; +%printer { print ($$); } <>; ]]) AT_BISON_CHECK([input.y], [1], [], [[input.y:1.13-29: redeclaration for default tagged %destructor input.y:1.13-29: previous declaration -input.y:2.10-26: redeclaration for default tagged %printer -input.y:2.10-26: previous declaration +input.y:2.10-24: redeclaration for default tagged %printer +input.y:2.10-24: previous declaration input.y:4.13-29: redeclaration for default tagged %destructor input.y:1.13-29: previous declaration -input.y:5.10-26: redeclaration for default tagged %printer -input.y:2.10-26: previous declaration +input.y:5.10-24: redeclaration for default tagged %printer +input.y:2.10-24: previous declaration input.y:7.13-29: redeclaration for default tagless %destructor input.y:7.13-29: previous declaration -input.y:8.10-26: redeclaration for default tagless %printer -input.y:8.10-26: previous declaration +input.y:8.10-24: redeclaration for default tagless %printer +input.y:8.10-24: previous declaration input.y:10.13-29: redeclaration for default tagless %destructor input.y:7.13-29: previous declaration -input.y:11.10-26: redeclaration for default tagless %printer -input.y:8.10-26: previous declaration +input.y:11.10-24: redeclaration for default tagless %printer +input.y:8.10-24: previous declaration input.y:17.13-29: redeclaration for default tagged %destructor input.y:4.13-29: previous declaration -input.y:18.10-26: redeclaration for default tagged %printer -input.y:5.10-26: previous declaration +input.y:18.10-24: redeclaration for default tagged %printer +input.y:5.10-24: previous declaration input.y:20.13-29: redeclaration for default tagless %destructor input.y:10.13-29: previous declaration -input.y:21.10-26: redeclaration for default tagless %printer -input.y:11.10-26: previous declaration +input.y:21.10-24: redeclaration for default tagless %printer +input.y:11.10-24: previous declaration ]]) AT_CLEANUP @@ -242,17 +237,17 @@ AT_SETUP([Per-type %printer and %destructor redeclared]) AT_DATA([[input.y]], [[%destructor { destroy ($$); } -%printer { destroy ($$); } +%printer { print ($$); } %destructor { destroy ($$); } -%printer { destroy ($$); } +%printer { print ($$); } %% start: ; %destructor { destroy ($$); } ; -%printer { destroy ($$); } ; +%printer { print ($$); } ; ]]) AT_BISON_CHECK([input.y], [1], [], @@ -260,20 +255,116 @@ AT_BISON_CHECK([input.y], [1], [], input.y:1.13-29: previous declaration input.y:4.13-29: %destructor redeclaration for input.y:4.13-29: previous declaration -input.y:5.10-26: %printer redeclaration for -input.y:2.10-26: previous declaration -input.y:5.10-26: %printer redeclaration for -input.y:5.10-26: previous declaration +input.y:5.10-24: %printer redeclaration for +input.y:2.10-24: previous declaration +input.y:5.10-24: %printer redeclaration for +input.y:5.10-24: previous declaration input.y:11.13-29: %destructor redeclaration for input.y:4.13-29: previous declaration input.y:11.13-29: %destructor redeclaration for input.y:1.13-29: previous declaration -input.y:12.10-26: %printer redeclaration for -input.y:2.10-26: previous declaration -input.y:12.10-26: %printer redeclaration for -input.y:5.10-26: previous declaration +input.y:12.10-24: %printer redeclaration for +input.y:2.10-24: previous declaration +input.y:12.10-24: %printer redeclaration for +input.y:5.10-24: previous declaration +]]) + +AT_CLEANUP + +## ----------------------------------------------------- ## +## Undeclared symbols used for a printer or destructor. ## +## ----------------------------------------------------- ## + +AT_SETUP([Undeclared symbols used for a printer or destructor]) + +AT_DATA([[input.y]], +[[%printer {} foo baz +%destructor {} bar + +%% +exp: bar; +]]) + +AT_BISON_CHECK([input.y], [1], [], +[[input.y:2.16-18: symbol bar is used, but is not defined as a token and has no rules +input.y:1.17-19: warning: symbol baz is used, but is not defined as a token and has no rules [-Wother] +input.y:1.13-15: warning: symbol foo is used, but is not defined as a token and has no rules [-Wother] +]]) + +AT_CLEANUP + + +## ----------------------------------------------------- ## +## Unassociated types used for a printer or destructor. ## +## ----------------------------------------------------- ## + +AT_SETUP([Unassociated types used for a printer or destructor]) + +AT_DATA([[input.y]], +[[%token tag1 +%type tag2 + +%printer { } +%destructor { } + +%% + +exp: tag1 { $1; } + | tag2 { $1; } + +tag2: "a" { $$; } +]]) + +AT_BISON_CHECK([input.y], [0], [], +[[input.y:4.22-28: warning: type is used, but is not associated to any symbol [-Wother] +input.y:5.25-31: warning: type is used, but is not associated to any symbol [-Wother] +]]) + +AT_CLEANUP + + +## --------------------------------- ## +## Useless printers or destructors. ## +## --------------------------------- ## + +AT_SETUP([Useless printers or destructors]) + +AT_DATA([[input.y]], +[[%token token1 +%token token2 +%token token3 +%token token4 +%token token51 token52 +%token token61 token62 +%token token7 + +%printer {} token1 +%destructor {} token2 +%printer {} token51 +%destructor {} token61 + +%printer {} token7 + +%printer {} +%destructor {} +%printer {} +%destructor {} + +%printer {} +%destructor {} + +%destructor {} + +%% +exp: "a"; +]]) + +AT_BISON_CHECK([input.y], [0], [], +[[input.y:16.13-19: warning: useless %printer for type [-Wother] +input.y:17.16-22: warning: useless %destructor for type [-Wother] ]]) + AT_CLEANUP @@ -295,9 +386,9 @@ tagged: { } ; ]]) AT_BISON_CHECK([input.y], [0], [], -[[input.y:6.8-45: warning: unset value: $$ -input.y:6.8-45: warning: unused value: $2 -input.y:7.6-8: warning: unset value: $$ +[[input.y:6.8-45: warning: unset value: $$ [-Wother] +input.y:6.8-45: warning: unused value: $2 [-Wother] +input.y:7.6-8: warning: unset value: $$ [-Wother] ]]) AT_DATA([[input.y]], @@ -312,8 +403,8 @@ tagged: { } ; ]]) AT_BISON_CHECK([input.y], [0], [], -[[input.y:6.8-45: warning: unused value: $4 -input.y:8.9-11: warning: unset value: $$ +[[input.y:6.8-45: warning: unused value: $4 [-Wother] +input.y:8.9-11: warning: unset value: $$ [-Wother] ]]) AT_CLEANUP @@ -336,9 +427,9 @@ end: { } ; ]]) AT_BISON_CHECK([input.y], [0], [], -[[input.y:6.8-22: warning: unset value: $$ -input.y:6.8-22: warning: unused value: $2 -input.y:7.6-8: warning: unset value: $$ +[[input.y:6.8-22: warning: unset value: $$ [-Wother] +input.y:6.8-22: warning: unused value: $2 [-Wother] +input.y:7.6-8: warning: unset value: $$ [-Wother] ]]) AT_CLEANUP @@ -391,7 +482,7 @@ AT_CLEANUP AT_SETUP([Torturing the Scanner]) - +AT_BISON_OPTION_PUSHDEFS AT_DATA([input.y], []) AT_BISON_CHECK([input.y], [1], [], [[input.y:1.1: syntax error, unexpected end of file @@ -442,6 +533,7 @@ char apostrophe = '\''; #include #include +#include %} /* %{ and %} can be here too. */ @@ -468,8 +560,8 @@ char quote[] = "@:>@@:>@,"; %} %{ -static void yyerror (const char *s); -static int yylex (void); +]AT_YYERROR_DECLARE[ +]AT_YYLEX_DECLARE[ %} %type '@<:@' @@ -501,7 +593,7 @@ value_as_yystype (value val) res.ival = val; return res; } - +]AT_YYERROR_DEFINE[ static int yylex (void) { @@ -509,17 +601,10 @@ yylex (void) #output "; /* " */ static size_t toknum; - if (! (toknum < sizeof input)) - abort (); + assert (toknum < sizeof input); yylval = value_as_yystype (input[toknum]); return input[toknum++]; } - -static void -yyerror (const char *msg) -{ - fprintf (stderr, "%s\n", msg); -} ]]) # Pacify Emacs'font-lock-mode: " @@ -536,10 +621,11 @@ main (void) return yyparse (); } ]]) +AT_BISON_OPTION_POPDEFS AT_BISON_CHECK([-d -v -o input.c input.y]) -AT_COMPILE([input.o], [-c input.c]) -AT_COMPILE([main.o], [-c main.c]) +AT_COMPILE([input.o]) +AT_COMPILE([main.o]) AT_COMPILE([input], [input.o main.o]) AT_PARSER_CHECK([./input], 0, [[[@<:@], @@ -600,8 +686,8 @@ AT_CHECK_REQUIRE(100.0, 63) AT_SETUP([String aliases for character tokens]) -# Bison once thought a character token and its alias were different symbols -# with the same user token number. +# Bison once thought a character token and its alias were different +# symbols with the same user token number. AT_DATA_GRAMMAR([input.y], [[%token 'a' "a" @@ -621,14 +707,15 @@ AT_CLEANUP AT_SETUP([Symbols]) +AT_BISON_OPTION_PUSHDEFS AT_DATA_GRAMMAR([input.y], [[%token WITH-DASH %token WITHOUT_DASH "WITHOUT-DASH" %token WITH.PERIOD %token WITHOUT_PERIOD "WITHOUT.PERIOD" %code { - void yyerror (char const *); - int yylex (void); + ]AT_YYERROR_DECLARE[ + ]AT_YYLEX_DECLARE[ } %% start: with-dash without_dash with.period without_period; @@ -637,38 +724,44 @@ without_dash: "WITHOUT-DASH"; with.period: WITH.PERIOD; without_period: "WITHOUT.PERIOD"; %% +]AT_YYERROR_DEFINE[ +]AT_YYLEX_DEFINE[ ]]) +AT_BISON_OPTION_POPDEFS # POSIX Yacc accept periods, but not dashes. AT_BISON_CHECK([--yacc input.y], [1], [], -[[input.y:9.8-16: POSIX Yacc forbids dashes in symbol names: WITH-DASH -input.y:18.8-16: POSIX Yacc forbids dashes in symbol names: with-dash +[[input.y:9.8-16: POSIX Yacc forbids dashes in symbol names: WITH-DASH [-Wyacc] +input.y:18.8-16: POSIX Yacc forbids dashes in symbol names: with-dash [-Wyacc] ]]) # So warn about them. AT_BISON_CHECK([-Wyacc input.y], [], [], -[[input.y:9.8-16: warning: POSIX Yacc forbids dashes in symbol names: WITH-DASH -input.y:18.8-16: warning: POSIX Yacc forbids dashes in symbol names: with-dash +[[input.y:9.8-16: warning: POSIX Yacc forbids dashes in symbol names: WITH-DASH [-Wyacc] +input.y:18.8-16: warning: POSIX Yacc forbids dashes in symbol names: with-dash [-Wyacc] ]]) # Dashes are fine for GNU Bison. AT_BISON_CHECK([-o input.c input.y]) # Make sure we don't export silly token identifiers with periods or dashes. -AT_COMPILE([input.o], [-c input.c]) +AT_COMPILE([input.o]) -# Periods and dashes are genuine letters, they can start identifiers. -# Digits cannot. +# Periods are genuine letters, they can start identifiers. +# Digits and dashes cannot. AT_DATA_GRAMMAR([input.y], [[%token .GOOD -GOOD 1NV4L1D + -123 %% -start: .GOOD -GOOD +start: .GOOD GOOD ]]) AT_BISON_CHECK([-o input.c input.y], [1], [], -[[input.y:11.10-16: invalid identifier: `1NV4L1D' +[[input.y:10.10: invalid character: '-' +input.y:11.10-16: invalid identifier: '1NV4L1D' +input.y:12.10: invalid character: '-' ]]) AT_CLEANUP @@ -705,8 +798,8 @@ start: TOO_LARGE_DEC TOO_LARGE_HEX ]]) AT_BISON_CHECK([too-large.y], [1], [], -[[too-large.y:9.22-42: integer out of range: `999999999999999999999' -too-large.y:10.24-44: integer out of range: `0xFFFFFFFFFFFFFFFFFFF' +[[too-large.y:9.22-42: integer out of range: '999999999999999999999' +too-large.y:10.24-44: integer out of range: '0xFFFFFFFFFFFFFFFFFFF' ]]) AT_CLEANUP @@ -718,10 +811,10 @@ AT_CLEANUP AT_SETUP([Unclosed constructs]) -# Bison's scan-gram.l once forgot to STRING_FINISH some unclosed constructs, so -# they were prepended to whatever it STRING_GROW'ed next. It also threw them -# away rather than returning them to the parser. The effect was confusing -# subsequent error messages. +# Bison's scan-gram.l once forgot to STRING_FINISH some unclosed +# constructs, so they were prepended to whatever it STRING_GROW'ed +# next. It also threw them away rather than returning them to the +# parser. The effect was confusing subsequent error messages. AT_DATA([input.y], [[%token A "a @@ -746,11 +839,11 @@ start: ; ]]) AT_BISON_CHECK([-o input.c input.y], 1, [], -[[input.y:1.10-2.0: missing `"' at end of line -input.y:4.10-5.0: missing `'' at end of line -input.y:14.11-15.0: missing `'' at end of line -input.y:16.11-17.0: missing `"' at end of line -input.y:19.13-20.0: missing `}' at end of file +[[input.y:1.10-2.0: missing '"' at end of line +input.y:4.10-5.0: missing "'" at end of line +input.y:14.11-15.0: missing "'" at end of line +input.y:16.11-17.0: missing '"' at end of line +input.y:19.13-20.0: missing '}' at end of file input.y:20.1: syntax error, unexpected end of file ]]) @@ -763,8 +856,8 @@ AT_CLEANUP AT_SETUP([%start after first rule]) -# Bison once complained that a %start after the first rule was a redeclaration -# of the start symbol. +# Bison once complained that a %start after the first rule was a +# redeclaration of the start symbol. AT_DATA([input.y], [[%% @@ -799,6 +892,26 @@ AT_BISON_CHECK([input.y], [1], [], AT_CLEANUP +## ------------------------------- ## +## %prec's token must be defined. ## +## ------------------------------- ## + +AT_SETUP([[%prec's token must be defined]]) + +# According to POSIX, a %prec token must be defined separately. + +AT_DATA([[input.y]], +[[%% +start: %prec PREC ; +]]) + +AT_BISON_CHECK([[input.y]], [[0]], [], +[[input.y:2.8-17: warning: token for %prec is not defined: PREC [-Wother] +]]) + +AT_CLEANUP + + ## -------------------------------- ## ## Reject unused %code qualifiers. ## ## -------------------------------- ## @@ -813,11 +926,11 @@ AT_DATA([input-c.y], %% start: ; ]]) -AT_BISON_CHECK([[input-c.y]], [0], [], -[[input-c.y:1.7: warning: %code qualifier `q' is not used -input-c.y:2.7-9: warning: %code qualifier `bad' is not used -input-c.y:3.7-9: warning: %code qualifier `bad' is not used -input-c.y:4.7-12: warning: %code qualifier `format' is not used +AT_BISON_CHECK([[input-c.y]], [[1]], [], +[[input-c.y:1.7: %code qualifier 'q' is not used +input-c.y:2.7-9: %code qualifier 'bad' is not used +input-c.y:3.7-9: %code qualifier 'bad' is not used +input-c.y:4.7-12: %code qualifier 'format' is not used ]]) AT_DATA([input-c-glr.y], @@ -827,10 +940,10 @@ AT_DATA([input-c-glr.y], %% start: ; ]]) -AT_BISON_CHECK([[input-c-glr.y]], [0], [], -[[input-c-glr.y:1.7: warning: %code qualifier `q' is not used -input-c-glr.y:2.7-9: warning: %code qualifier `bad' is not used -input-c-glr.y:3.8-10: warning: %code qualifier `bad' is not used +AT_BISON_CHECK([[input-c-glr.y]], [[1]], [], +[[input-c-glr.y:1.7: %code qualifier 'q' is not used +input-c-glr.y:2.7-9: %code qualifier 'bad' is not used +input-c-glr.y:3.8-10: %code qualifier 'bad' is not used ]]) AT_DATA([input-c++.y], @@ -840,10 +953,10 @@ AT_DATA([input-c++.y], %% start: ; ]]) -AT_BISON_CHECK([[input-c++.y]], [0], [], -[[input-c++.y:1.7: warning: %code qualifier `q' is not used -input-c++.y:2.7-9: warning: %code qualifier `bad' is not used -input-c++.y:3.8: warning: %code qualifier `q' is not used +AT_BISON_CHECK([[input-c++.y]], [[1]], [], +[[input-c++.y:1.7: %code qualifier 'q' is not used +input-c++.y:2.7-9: %code qualifier 'bad' is not used +input-c++.y:3.8: %code qualifier 'q' is not used ]]) AT_DATA([input-c++-glr.y], @@ -853,10 +966,10 @@ AT_DATA([input-c++-glr.y], %% start: ; ]]) -AT_BISON_CHECK([[input-c++-glr.y]], [0], [], -[[input-c++-glr.y:1.7-9: warning: %code qualifier `bad' is not used -input-c++-glr.y:2.7: warning: %code qualifier `q' is not used -input-c++-glr.y:3.7: warning: %code qualifier `q' is not used +AT_BISON_CHECK([[input-c++-glr.y]], [[1]], [], +[[input-c++-glr.y:1.7-9: %code qualifier 'bad' is not used +input-c++-glr.y:2.7: %code qualifier 'q' is not used +input-c++-glr.y:3.7: %code qualifier 'q' is not used ]]) AT_DATA([special-char-@@.y], @@ -866,10 +979,10 @@ AT_DATA([special-char-@@.y], %% start: ; ]]) -AT_BISON_CHECK([[special-char-@@.y]], [0], [], -[[special-char-@@.y:1.7-9: warning: %code qualifier `bad' is not used -special-char-@@.y:2.7: warning: %code qualifier `q' is not used -special-char-@@.y:3.7: warning: %code qualifier `q' is not used +AT_BISON_CHECK([[special-char-@@.y]], [[1]], [], +[[special-char-@@.y:1.7-9: %code qualifier 'bad' is not used +special-char-@@.y:2.7: %code qualifier 'q' is not used +special-char-@@.y:3.7: %code qualifier 'q' is not used ]]) AT_DATA([special-char-@:>@.y], @@ -879,10 +992,10 @@ AT_DATA([special-char-@:>@.y], %% start: ; ]]) -AT_BISON_CHECK([[special-char-@:>@.y]], [0], [], -[[special-char-@:>@.y:1.7-9: warning: %code qualifier `bad' is not used -special-char-@:>@.y:2.7: warning: %code qualifier `q' is not used -special-char-@:>@.y:3.7: warning: %code qualifier `q' is not used +AT_BISON_CHECK([[special-char-@:>@.y]], [[1]], [], +[[special-char-@:>@.y:1.7-9: %code qualifier 'bad' is not used +special-char-@:>@.y:2.7: %code qualifier 'q' is not used +special-char-@:>@.y:3.7: %code qualifier 'q' is not used ]]) AT_CLEANUP @@ -905,9 +1018,9 @@ start: ; ]]) AT_BISON_CHECK([[input-redefined.y]], [[1]], [], -[[input-redefined.y:2.9-11: %define variable `var' redefined +[[input-redefined.y:2.9-11: %define variable 'var' redefined input-redefined.y:1.9-11: previous definition -input-redefined.y:3.10-12: %define variable `var' redefined +input-redefined.y:3.10-12: %define variable 'var' redefined input-redefined.y:2.9-11: previous definition ]]) @@ -917,8 +1030,8 @@ AT_DATA([input-unused.y], start: ; ]]) -AT_BISON_CHECK([[input-unused.y]], [[0]], [], -[[input-unused.y:1.9-11: warning: %define variable `var' is not used +AT_BISON_CHECK([[input-unused.y]], [[1]], [], +[[input-unused.y:1.9-11: %define variable 'var' is not used ]]) AT_CLEANUP @@ -928,9 +1041,9 @@ AT_CLEANUP ## %define, --define, --force-define. ## ## ----------------------------------- ## -AT_SETUP([%define, --define, --force-define]) +AT_SETUP([[%define, --define, --force-define]]) -AT_DATA([skel.c], +AT_DATA([[skel.c]], [[m4@&t@_divert_push(0)@ @output(b4_parser_file_name@)@ [var-dd: ]b4_percent_define_get([[var-dd]])[ @@ -939,23 +1052,16 @@ var-dfg: ]b4_percent_define_get([[var-dfg]])[ var-fd: ]b4_percent_define_get([[var-fd]]) m4@&t@_divert_pop(0) ]]) - -AT_DATA([input.y], +AT_DATA([[input.y]], [[%define var-dfg "gram" %% start: ; ]]) - AT_BISON_CHECK([[-Dvar-dd=cmd-d1 -Dvar-dd=cmd-d2 \ -Fvar-ff=cmd-f1 -Fvar-ff=cmd-f2 \ -Dvar-dfg=cmd-d -Fvar-dfg=cmd-f \ -Fvar-fd=cmd-f -Dvar-fd=cmd-d \ - -Dunused-d -Funused-f \ - --skeleton ./skel.c input.y]], [[0]], [], -[[:10: warning: %define variable `unused-d' is not used -:11: warning: %define variable `unused-f' is not used -]]) - + --skeleton ./skel.c input.y]]) AT_CHECK([[cat input.tab.c]], [[0]], [[var-dd: cmd-d2 var-ff: cmd-f2 @@ -963,17 +1069,25 @@ var-dfg: cmd-f var-fd: cmd-d ]]) -AT_DATA([input-dg.y], +AT_DATA([[input-dg.y]], [[%define var "gram" %% start: ; ]]) - AT_BISON_CHECK([[-Dvar=cmd-d input-dg.y]], [[1]], [], -[[input-dg.y:1.9-11: %define variable `var' redefined +[[input-dg.y:1.9-11: %define variable 'var' redefined :2: previous definition ]]) +AT_DATA([[input-unused.y]], +[[%% +start: ; +]]) +AT_BISON_CHECK([[-Dunused-d -Funused-f input-unused.y]], [[1]], [], +[[:2: %define variable 'unused-d' is not used +:3: %define variable 'unused-f' is not used +]]) + AT_CLEANUP ## --------------------------- ## @@ -991,7 +1105,7 @@ start: ; ]]) AT_BISON_CHECK([[Input.y]], [1], [], -[[Input.y:2.9-14: invalid value for %define Boolean variable `public' +[[Input.y:2.9-14: invalid value for %define Boolean variable 'public' ]]) AT_CLEANUP @@ -1004,28 +1118,28 @@ AT_SETUP([[%define enum variables]]) # Front-end. AT_DATA([[input.y]], -[[%define lr.default-reductions "bogus" +[[%define lr.default-reductions bogus %% start: ; ]]) AT_BISON_CHECK([[input.y]], [[1]], [[]], -[[input.y:1.9-29: invalid value for %define variable `lr.default-reductions': `bogus' -input.y:1.9-29: accepted value: `all' -input.y:1.9-29: accepted value: `consistent' -input.y:1.9-29: accepted value: `accepting' +[[input.y:1.9-29: invalid value for %define variable 'lr.default-reductions': 'bogus' +input.y:1.9-29: accepted value: 'most' +input.y:1.9-29: accepted value: 'consistent' +input.y:1.9-29: accepted value: 'accepting' ]]) # Back-end. AT_DATA([[input.y]], -[[%define api.push-pull "neither" +[[%define api.push-pull neither %% start: ; ]]) AT_BISON_CHECK([[input.y]], [1], [], -[[input.y:1.9-21: invalid value for %define variable `api.push-pull': `neither' -input.y:1.9-21: accepted value: `pull' -input.y:1.9-21: accepted value: `push' -input.y:1.9-21: accepted value: `both' +[[input.y:1.9-21: invalid value for %define variable 'api.push-pull': 'neither' +input.y:1.9-21: accepted value: 'pull' +input.y:1.9-21: accepted value: 'push' +input.y:1.9-21: accepted value: 'both' ]]) AT_CLEANUP @@ -1045,19 +1159,30 @@ AT_DATA([[input.y]], start: ; ]]) AT_BISON_CHECK([[input.y]], [1], [], -[[input.y:1.9-21: invalid value for %define variable `api.push-pull': `neither' -input.y:1.9-21: accepted value: `pull' -input.y:1.9-21: accepted value: `push' -input.y:1.9-21: accepted value: `both' +[[input.y:1.9-21: invalid value for %define variable 'api.push-pull': 'neither' +input.y:1.9-21: accepted value: 'pull' +input.y:1.9-21: accepted value: 'push' +input.y:1.9-21: accepted value: 'both' ]]) AT_DATA([[input.y]], -[[%define lr.keep_unreachable_states "maybe" +[[%define lr.keep_unreachable_states maybe %% start: ; ]]) AT_BISON_CHECK([[input.y]], [1], [], -[[input.y:1.9-34: invalid value for %define Boolean variable `lr.keep-unreachable-states' +[[input.y:1.9-34: invalid value for %define Boolean variable 'lr.keep-unreachable-states' +]]) + +AT_DATA([[input.y]], +[[%define namespace "foo" +%define api.namespace "foo" +%% +start: ; +]]) +AT_BISON_CHECK([[input.y]], [1], [], +[[input.y:2.9-21: %define variable 'api.namespace' redefined +input.y:1.9-17: previous definition ]]) AT_DATA([[input.y]], @@ -1065,8 +1190,8 @@ AT_DATA([[input.y]], %% start: ; ]]) -AT_BISON_CHECK([[input.y]], [0], [], -[[input.y:1.9-15: warning: %define variable `foo_bar' is not used +AT_BISON_CHECK([[input.y]], [[1]], [], +[[input.y:1.9-15: %define variable 'foo_bar' is not used ]]) AT_CLEANUP @@ -1090,17 +1215,17 @@ AT_DATA([[input.y]], start: ; ]]) -AT_BISON_CHECK([[input.y]], [0], [], -[[input.y:1.9-16: warning: %define variable `api.pure' is not used +AT_BISON_CHECK([[input.y]], [[1]], [], +[[input.y:1.9-16: %define variable 'api.pure' is not used ]]) ]) AT_CHECK_API_PURE([[%language "c++" %defines]], [[]]) -AT_CHECK_API_PURE([[%language "c++" %defines]], [["false"]]) +AT_CHECK_API_PURE([[%language "c++" %defines]], [[false]]) AT_CHECK_API_PURE([[%language "c++" %defines %glr-parser]], [[""]]) -AT_CHECK_API_PURE([[%language "c++" %defines %glr-parser]], [["false"]]) -AT_CHECK_API_PURE([[%language "java"]], [["true"]]) -AT_CHECK_API_PURE([[%language "java"]], [["false"]]) +AT_CHECK_API_PURE([[%language "c++" %defines %glr-parser]], [[false]]) +AT_CHECK_API_PURE([[%language "java"]], [[true]]) +AT_CHECK_API_PURE([[%language "java"]], [[false]]) AT_CLEANUP @@ -1118,14 +1243,14 @@ m4_define([AT_CHECK_NAMESPACE_ERROR], AT_DATA([[input.y]], [[%language "C++" %defines -%define namespace "]$1[" +%define api.namespace "]$1[" %% start: ; ]]) AT_BISON_CHECK([[input.y]], [1], [], [m4_foreach([b4_arg], m4_dquote(m4_shift($@)), -[[input.y:3.9-17: ]b4_arg[ +[[input.y:3.9-21: ]b4_arg[ ]])]) ]) @@ -1160,10 +1285,8 @@ AT_CLEANUP # Bison used to accept character literals that were empty or contained # too many characters. -# FIXME: $ECHO_N and $ECHO_C are not very portable according to the -# Autoconf manual. Switch to AS_ECHO_N when Autoconf 2.64 is released? -# Even better, AT_DATA or some variant of AT_DATA may eventually permit -# a trailing newline. See the threads starting at +# FIXME: AT_DATA or some variant of AT_DATA may eventually permit +# the final newline to be omitted. See the threads starting at # . AT_SETUP([[Bad character literals]]) @@ -1173,14 +1296,14 @@ AT_DATA([empty.y], start: ''; start: ' ]]) -echo $ECHO_N "start: '$ECHO_C" >> empty.y +AT_CHECK([[perl -e "print 'start: \'';" >> empty.y || exit 77]]) AT_BISON_CHECK([empty.y], [1], [], -[[empty.y:2.8-9: warning: empty character literal -empty.y:3.8-4.0: warning: empty character literal -empty.y:3.8-4.0: missing `'' at end of line -empty.y:4.8: warning: empty character literal -empty.y:4.8: missing `'' at end of file +[[empty.y:2.8-9: warning: empty character literal [-Wother] +empty.y:3.8-4.0: warning: empty character literal [-Wother] +empty.y:3.8-4.0: missing "'" at end of line +empty.y:4.8: warning: empty character literal [-Wother] +empty.y:4.8: missing "'" at end of file ]]) AT_DATA([two.y], @@ -1188,14 +1311,14 @@ AT_DATA([two.y], start: 'ab'; start: 'ab ]]) -echo $ECHO_N "start: 'ab$ECHO_C" >> two.y +AT_CHECK([[perl -e "print 'start: \'ab';" >> two.y || exit 77]]) AT_BISON_CHECK([two.y], [1], [], -[[two.y:2.8-11: warning: extra characters in character literal -two.y:3.8-4.0: warning: extra characters in character literal -two.y:3.8-4.0: missing `'' at end of line -two.y:4.8-10: warning: extra characters in character literal -two.y:4.8-10: missing `'' at end of file +[[two.y:2.8-11: warning: extra characters in character literal [-Wother] +two.y:3.8-4.0: warning: extra characters in character literal [-Wother] +two.y:3.8-4.0: missing "'" at end of line +two.y:4.8-10: warning: extra characters in character literal [-Wother] +two.y:4.8-10: missing "'" at end of file ]]) AT_DATA([three.y], @@ -1203,14 +1326,14 @@ AT_DATA([three.y], start: 'abc'; start: 'abc ]]) -echo $ECHO_N "start: 'abc$ECHO_C" >> three.y +AT_CHECK([[perl -e "print 'start: \'abc';" >> three.y || exit 77]]) AT_BISON_CHECK([three.y], [1], [], -[[three.y:2.8-12: warning: extra characters in character literal -three.y:3.8-4.0: warning: extra characters in character literal -three.y:3.8-4.0: missing `'' at end of line -three.y:4.8-11: warning: extra characters in character literal -three.y:4.8-11: missing `'' at end of file +[[three.y:2.8-12: warning: extra characters in character literal [-Wother] +three.y:3.8-4.0: warning: extra characters in character literal [-Wother] +three.y:3.8-4.0: missing "'" at end of line +three.y:4.8-11: warning: extra characters in character literal [-Wother] +three.y:4.8-11: missing "'" at end of file ]]) AT_CLEANUP @@ -1227,29 +1350,35 @@ start: '\777' '\0' '\xfff' '\x0' '\uffff' '\u0000' '\Uffffffff' '\U00000000' '\ ' '\A'; ]]) -echo 'start: "\T\F\0\1" ;' | tr 'TF01' '\011\014\0\1' >> input.y + +# It is not easy to create special characters, we cannot even trust tr. +# Beside we cannot even expect "echo '\0'" to output two characters +# (well three with \n): at least Bash 3.2 converts the two-character +# sequence "\0" into a single NUL character. +AT_CHECK([[perl -e 'print "start: \"\\\t\\\f\\\0\\\1\" ;";' >> input.y \ + || exit 77]]) AT_BISON_CHECK([input.y], [1], [], [[input.y:2.9-12: invalid number after \-escape: 777 -input.y:2.8-13: warning: empty character literal +input.y:2.8-13: warning: empty character literal [-Wother] input.y:2.16-17: invalid number after \-escape: 0 -input.y:2.15-18: warning: empty character literal +input.y:2.15-18: warning: empty character literal [-Wother] input.y:2.21-25: invalid number after \-escape: xfff -input.y:2.20-26: warning: empty character literal +input.y:2.20-26: warning: empty character literal [-Wother] input.y:2.29-31: invalid number after \-escape: x0 -input.y:2.28-32: warning: empty character literal +input.y:2.28-32: warning: empty character literal [-Wother] input.y:3.9-14: invalid number after \-escape: uffff -input.y:3.8-15: warning: empty character literal +input.y:3.8-15: warning: empty character literal [-Wother] input.y:3.18-23: invalid number after \-escape: u0000 -input.y:3.17-24: warning: empty character literal +input.y:3.17-24: warning: empty character literal [-Wother] input.y:3.27-36: invalid number after \-escape: Uffffffff -input.y:3.26-37: warning: empty character literal +input.y:3.26-37: warning: empty character literal [-Wother] input.y:3.40-49: invalid number after \-escape: U00000000 -input.y:3.39-50: warning: empty character literal -input.y:4.9-10: invalid character after \-escape: ` ' -input.y:4.8-11: warning: empty character literal +input.y:3.39-50: warning: empty character literal [-Wother] +input.y:4.9-10: invalid character after \-escape: ' ' +input.y:4.8-11: warning: empty character literal [-Wother] input.y:4.14-15: invalid character after \-escape: A -input.y:4.13-16: warning: empty character literal +input.y:4.13-16: warning: empty character literal [-Wother] input.y:5.9-16: invalid character after \-escape: \t input.y:5.17: invalid character after \-escape: \f input.y:5.18: invalid character after \-escape: \0 @@ -1257,3 +1386,88 @@ input.y:5.19: invalid character after \-escape: \001 ]]) AT_CLEANUP + +## ------------------------- ## +## LAC: Errors for %define. ## +## ------------------------- ## + +AT_SETUP([[LAC: Errors for %define]]) + +AT_DATA([[input.y]], +[[%% +start: ; +]]) + +# parse.lac.* options are useless if LAC isn't actually activated. +AT_BISON_CHECK([[-Dparse.lac.es-capacity-initial=1 input.y]], + [[1]], [], +[[:2: %define variable 'parse.lac.es-capacity-initial' is not used +]]) +AT_BISON_CHECK([[-Dparse.lac.memory-trace=full input.y]], + [[1]], [], +[[:2: %define variable 'parse.lac.memory-trace' is not used +]]) + +AT_CLEANUP + +## --------------------------------------------- ## +## -Werror is not affected by -Wnone and -Wall. ## +## --------------------------------------------- ## + +AT_SETUP([[-Werror is not affected by -Wnone and -Wall]]) + +AT_DATA([[input.y]], +[[%% +foo-bar: ; +]]) + +# -Werror is not enabled by -Wall or equivalent. +AT_BISON_CHECK([[-Wall input.y]], [[0]], [[]], +[[input.y:2.1-7: warning: POSIX Yacc forbids dashes in symbol names: foo-bar [-Wyacc] +]]) +AT_BISON_CHECK([[-W input.y]], [[0]], [[]], +[[input.y:2.1-7: warning: POSIX Yacc forbids dashes in symbol names: foo-bar [-Wyacc] +]]) +AT_BISON_CHECK([[-Wno-none input.y]], [[0]], [[]], +[[input.y:2.1-7: warning: POSIX Yacc forbids dashes in symbol names: foo-bar [-Wyacc] +]]) + +# -Werror is not disabled by -Wnone or equivalent. +AT_BISON_CHECK([[-Werror,none,yacc input.y]], [[1]], [[]], [[stderr]]) +AT_CHECK([[sed 's/^.*bison:/bison:/' stderr]], [[0]], +[[bison: warnings being treated as errors +input.y:2.1-7: warning: POSIX Yacc forbids dashes in symbol names: foo-bar [-Wyacc] +]]) +[mv stderr experr] +AT_BISON_CHECK([[-Werror,no-all,yacc input.y]], [[1]], [[]], [[experr]]) + +AT_CLEANUP + + +## ------------------------------------------------------ ## +## %name-prefix and %define api.prefix are incompatible. ## +## ------------------------------------------------------ ## + +AT_SETUP([[%name-prefix and %define api.prefix are incompatible]]) + +# AT_TEST(DIRECTIVES, OPTIONS, ERROR-LOCATION) +# -------------------------------------------- +m4_pushdef([AT_TEST], +[AT_DATA([[input.y]], +[[$1 +%% +exp:; +]]) +AT_BISON_CHECK([[$2 input.y]], [[1]], [[]], +[[$3: '%name-prefix' and '%define api.prefix' cannot be used together +]]) +]) + +AT_TEST([%define api.prefix foo %name-prefix "bar"], [], [input.y:1.9-18]) +AT_TEST([], [-Dapi.prefix=foo -p bar], [:2]) +AT_TEST([%name-prefix "bar"], [-Dapi.prefix=foo], [:2]) +AT_TEST([%define api.prefix foo], [-p bar], [input.y:1.9-18]) + +m4_popdef([AT_TEST]) + +AT_CLEANUP