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Check yyerrok in calc.at.

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* tests/calc.at (calc.y): Use yyerrok on "( error )".
	(AT_CHECK_CALC): Add a check that ensures that yyerrok works as
	expected.
This commit is contained in:
Akim Demaille
2008-08-04 23:23:27 +02:00
parent 98e26a9201
commit 6501566813
2 changed files with 17 additions and 2 deletions
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ChangeLog
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@@ -1,3 +1,10 @@
2008-08-27 Akim Demaille <demaille@gostai.com>
Check yyerrok in calc.at.
* tests/calc.at (calc.y): Use yyerrok on "( error )".
(AT_CHECK_CALC): Add a check that ensures that yyerrok works as
expected.
2008-08-27 Akim Demaille <demaille@gostai.com> 2008-08-27 Akim Demaille <demaille@gostai.com>
Support yyerrok in lalr1.cc. Support yyerrok in lalr1.cc.

12
tests/calc.at
View File

@@ -1,6 +1,6 @@
# Simple calculator. -*- Autotest -*- # Simple calculator. -*- Autotest -*-
# Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007 Free Software # Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008 Free Software
# Foundation, Inc. # Foundation, Inc.
# This program is free software: you can redistribute it and/or modify # This program is free software: you can redistribute it and/or modify
@@ -139,7 +139,7 @@ exp:
| '-' exp %prec NEG { $$ = -$2; } | '-' exp %prec NEG { $$ = -$2; }
| exp '^' exp { $$ = power ($1, $3); } | exp '^' exp { $$ = power ($1, $3); }
| '(' exp ')' { $$ = $2; } | '(' exp ')' { $$ = $2; }
| '(' error ')' { $$ = 1111; } | '(' error ')' { $$ = 1111; yyerrok; }
| '!' { $$ = 0; YYERROR; } | '!' { $$ = 0; YYERROR; }
| '-' error { $$ = 0; YYERROR; } | '-' error { $$ = 0; YYERROR; }
; ;
@@ -529,6 +529,14 @@ _AT_CHECK_CALC_ERROR([$1], [0], [(- *) + (0 0) = 1], [113],
[1.4: syntax error, unexpected '*', expecting number or '-' or '(' or '!' [1.4: syntax error, unexpected '*', expecting number or '-' or '(' or '!'
1.12: syntax error, unexpected number 1.12: syntax error, unexpected number
calc: error: 2222 != 1]) calc: error: 2222 != 1])
# Check that yyerrok works properly: second error is not reported,
# third and fourth are. Parse status is succesfull.
_AT_CHECK_CALC_ERROR([$1], [0], [(* *) + (*) + (*)], [113],
[1.2: syntax error, unexpected '*', expecting number or '-' or '(' or '!'
1.10: syntax error, unexpected '*', expecting number or '-' or '(' or '!'
1.16: syntax error, unexpected '*', expecting number or '-' or '(' or '!'])
AT_BISON_OPTION_POPDEFS AT_BISON_OPTION_POPDEFS
AT_CLEANUP AT_CLEANUP