[antlr-interest] antlr 3.4 beta 4 (release candidate)

[Terence Parr]

Hi. still spins for me. sorry.
Ter
On Jul 4, 2011, at 1:56 AM, Mu Qiao wrote:

> I fixed my grammar so that ANTLR doesn't spin forever on it. Then
> there's a new problem:
> 
> attempting LL(1) DFA (d=419) for 632:29: ( DIGIT )?
> error(10):  internal error: libbash.g : java.lang.NullPointerException
> org.antlr.grammar.v3.CodeGenTreeWalker.atom(CodeGenTreeWalker.java:5250)
> org.antlr.grammar.v3.CodeGenTreeWalker.element(CodeGenTreeWalker.java:3981)
> org.antlr.grammar.v3.CodeGenTreeWalker.alternative(CodeGenTreeWalker.java:3753)
> org.antlr.grammar.v3.CodeGenTreeWalker.block(CodeGenTreeWalker.java:3125)
> org.antlr.grammar.v3.CodeGenTreeWalker.ebnf(CodeGenTreeWalker.java:4878)
> org.antlr.grammar.v3.CodeGenTreeWalker.element(CodeGenTreeWalker.java:3967)
> org.antlr.grammar.v3.CodeGenTreeWalker.alternative(CodeGenTreeWalker.java:3753)
> org.antlr.grammar.v3.CodeGenTreeWalker.block(CodeGenTreeWalker.java:3125)
> org.antlr.grammar.v3.CodeGenTreeWalker.ebnf(CodeGenTreeWalker.java:4878)
> org.antlr.grammar.v3.CodeGenTreeWalker.element(CodeGenTreeWalker.java:3967)
> org.antlr.grammar.v3.CodeGenTreeWalker.alternative(CodeGenTreeWalker.java:3753)
> org.antlr.grammar.v3.CodeGenTreeWalker.block(CodeGenTreeWalker.java:3125)
> org.antlr.grammar.v3.CodeGenTreeWalker.rule(CodeGenTreeWalker.java:2379)
> org.antlr.grammar.v3.CodeGenTreeWalker.rules(CodeGenTreeWalker.java:1534)
> org.antlr.grammar.v3.CodeGenTreeWalker.grammarSpec(CodeGenTreeWalker.java:1438)
> org.antlr.grammar.v3.CodeGenTreeWalker.grammar_(CodeGenTreeWalker.java:506)
> org.antlr.codegen.CodeGenerator.genRecognizer(CodeGenerator.java:421)
> org.antlr.Tool.generateRecognizer(Tool.java:655)
> org.antlr.Tool.process(Tool.java:468)
> org.antlr.Tool.main(Tool.java:93)
> 
> ANTLR-3.3 doesn't have that problem. The attachment is my grammar.
> 
> On Wed, Jun 29, 2011 at 4:56 AM, Terence Parr <parrt at cs.usfca.edu> wrote:
>> http://antlr.org/download
>> 
>> a few more things fixed.
>> 
>> Ter
>> 
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> 
> 
> 
> -- 
> Best wishes,
> Mu Qiao
> GnuPG fingerprint: 92B1 B0C4 8D14 F8C4 EFA5  3ACC 30B3 0DE4 17B1 57E9
> <libbash.g>