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revision 1.51 by hilfinger, Fri Jun 28 02:26:43 2002 UTC revision 1.52 by akim, Tue Jul 30 11:06:50 2002 UTC
# Line 8  Changes in version 1.49b: Line 8  Changes in version 1.49b:
8       %glr-parser       %glr-parser
9    causes Bison to produce a Generalized LR (GLR) parser, capable of handling    causes Bison to produce a Generalized LR (GLR) parser, capable of handling
10    almost any context-free grammar, ambiguous or not.  The new declarations    almost any context-free grammar, ambiguous or not.  The new declarations
11    %dprec and %merge on grammar rules allow parse-time resolution of    %dprec and %merge on grammar rules allow parse-time resolution of
12    ambiguities.  Contributed by Paul Hilfinger.    ambiguities.  Contributed by Paul Hilfinger.
13    
14  * Output Directory  * Output Directory
# Line 58  Changes in version 1.49b: Line 58  Changes in version 1.49b:
58  * Useless rules, useless nonterminals  * Useless rules, useless nonterminals
59    They are now reported, as a warning, with their locations.    They are now reported, as a warning, with their locations.
60    
61    * Rules never reduced
62      Rules that can never be reduced because of conflicts are now
63      reported.
64    
65  * Incorrect `Token not used'  * Incorrect `Token not used'
66    On a grammar such as    On a grammar such as
67    

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