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Don't apply the default %destructor or %printer to the error token,

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$undefined, or $accept.  This change fits the general rule that the
default %destructor and %printer are only for user-declared symbols,
and it solves several difficulties that are described in the new test
cases listed below.
* src/symtab.c (symbol_destructor_get, symbol_printer_get): Implement.
* tests/actions.at (Default %printer and %destructor are not for error
or $undefined, Default %printer and %destructor are not for $accept):
New test cases.
This commit is contained in:
Joel E. Denny
2006-08-21 21:53:18 +00:00
parent 4d7370cb4f
commit 9350499cfc
3 changed files with 203 additions and 12 deletions
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@@ -1,3 +1,15 @@
2006-08-21 Joel E. Denny <jdenny@ces.clemson.edu>
Don't apply the default %destructor or %printer to the error token,
$undefined, or $accept. This change fits the general rule that the
default %destructor and %printer are only for user-declared symbols,
and it solves several difficulties that are described in the new test
cases listed below.
* src/symtab.c (symbol_destructor_get, symbol_printer_get): Implement.
* tests/actions.at (Default %printer and %destructor are not for error
or $undefined, Default %printer and %destructor are not for $accept):
New test cases.
2006-08-19 Joel E. Denny <jdenny@ces.clemson.edu>
Allow %start after the first rule.