ah. right. -Xmx500M brings it right up. ok, fixed. thanks!
Ter On Jul 5, 2011, at 7:23 AM, Petteri Räty wrote: > I can reproduce the exception: > > attempting LL(1) DFA (d=425) for 639:29: ( 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) > make: *** [cgrammar.run] Error 1 > > real 0m12.480s > user 0m21.972s > sys 0m1.509s > > On 05.07.2011 04:10, Mu Qiao wrote: >> There is a rule that might take longer time. But it won't take longer >> than 30 seconds to get the error. I used >> antlr-master-3.4-beta4-completejar.jar and this is the command I used: >> java -classpath antlr-master-3.4-beta4-completejar.jar org.antlr.Tool >> -Xwatchconversion libbash.g >> >> On Tue, Jul 5, 2011 at 4:53 AM, Terence Parr <[email protected]> wrote: >>> 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 <[email protected]> wrote: >>>>> http://antlr.org/download >>>>> >>>>> a few more things fixed. >>>>> >>>>> Ter >>>>> >>>>> List: http://www.antlr.org/mailman/listinfo/antlr-interest >>>>> Unsubscribe: >>>>> http://www.antlr.org/mailman/options/antlr-interest/your-email-address >>>>> >>>> >>>> >>>> >>>> -- >>>> Best wishes, >>>> Mu Qiao >>>> GnuPG fingerprint: 92B1 B0C4 8D14 F8C4 EFA5 3ACC 30B3 0DE4 17B1 57E9 >>>> <libbash.g> >>> >>> >> >> >> > > > > List: http://www.antlr.org/mailman/listinfo/antlr-interest > Unsubscribe: > http://www.antlr.org/mailman/options/antlr-interest/your-email-address List: http://www.antlr.org/mailman/listinfo/antlr-interest Unsubscribe: http://www.antlr.org/mailman/options/antlr-interest/your-email-address -- You received this message because you are subscribed to the Google Groups "il-antlr-interest" group. To post to this group, send email to [email protected]. 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