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Accept a token number in a %left, %right, or %nonassoc for POSIX

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conformance.  Reported by Tim Josling at
<http://lists.gnu.org/archive/html/bug-bison/2008-01/msg00010.html>.
* NEWS (2.3a+): Mention.
* doc/bison.texinfo (Precedence Decl): Describe how literal strings
and code numbers are treated by precedence declarations.
* src/parse-gram.y (precedence_declaration): Use symbols.prec instead
of symbols.1.
(symbols.prec): New, just like symbols.1 but uses symbol.prec instead
of symbol.
(symbol.prec): New, just like symbol but allows INT.
* src/symtab.c (symbol_user_token_number_set): Remove an aver that no
longer holds.
* tests/regression.at (Token number in precedence declaration): New
test case.
This commit is contained in:
Joel E. Denny
2008-02-17 00:18:36 +00:00
parent 80d2c3adcc
commit ab7f29f8f9
7 changed files with 365 additions and 225 deletions
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@@ -1,3 +1,21 @@
2008-02-16 Joel E. Denny <jdenny@ces.clemson.edu>
Accept a token number in a %left, %right, or %nonassoc for POSIX
conformance. Reported by Tim Josling at
<http://lists.gnu.org/archive/html/bug-bison/2008-01/msg00010.html>.
* NEWS (2.3a+): Mention.
* doc/bison.texinfo (Precedence Decl): Describe how literal strings
and code numbers are treated by precedence declarations.
* src/parse-gram.y (precedence_declaration): Use symbols.prec instead
of symbols.1.
(symbols.prec): New, just like symbols.1 but uses symbol.prec instead
of symbol.
(symbol.prec): New, just like symbol but allows INT.
* src/symtab.c (symbol_user_token_number_set): Remove an aver that no
longer holds.
* tests/regression.at (Token number in precedence declaration): New
test case.
2008-02-06 Juan Manuel Guerrero <juan.guerrero@gmx.de>
DJGPP specific issues.