ah. ok, give it more RAM :) wait state 39468? Hmm...can you send me your grammar offline? Ter On Dec 1, 2010, at 5:38 PM, Rene Vestergaard wrote:
>> hi. please turn on [-Xwatchconversion] and see which decision kills > it. this is rare but not impossible. Then, add backtrack=true and k=1 > options to that decision to resolve. or restructure that decision. > > > I'm not sure I understand the answer. > > When running 3.3 with -Xwatchconversion and -Xmx256MB, heap space runs > out and the output ends with the lines enclosed below. I gather that you > are saying that there is some way to map that info back into the name > space of my .g file but the specific means to do this escapes me. > > For 3.2, the max DFA state is 575, by the way. > > Cheers, > Rene > > > convert DFA state 39452 (90 nfa states) > convert DFA state 39453 (90 nfa states) > convert DFA state 39454 (50 nfa states) > convert DFA state 39455 (62 nfa states) > convert DFA state 39456 (15 nfa states) > convert DFA state 39467 (92 nfa states) > convert DFA state 39468 (92 nfa states) > Exception in thread "main" java.lang.OutOfMemoryError: Java heap space > at java.util.Arrays.copyOf(Arrays.java:2734) > at java.util.Vector.ensureCapacityHelper(Vector.java:226) > at java.util.Vector.setSize(Vector.java:242) > at org.antlr.analysis.DFA.newState(DFA.java:1076) > at > org.antlr.analysis.NFAToDFAConverter.reach(NFAToDFAConverter.java:850) > at > org.antlr.analysis.NFAToDFAConverter.findNewDFAStatesAndAddDFATransitions(NFAToDFAConverter.java:275) > at > org.antlr.analysis.NFAToDFAConverter.convert(NFAToDFAConverter.java:110) > at org.antlr.analysis.DFA.<init>(DFA.java:237) > at org.antlr.tool.Grammar.createLookaheadDFA(Grammar.java:1262) > at org.antlr.tool.Grammar.createLookaheadDFAs(Grammar.java:1026) > at org.antlr.tool.Grammar.createLookaheadDFAs(Grammar.java:976) > at org.antlr.codegen.Target.performGrammarAnalysis(Target.java:113) > at org.antlr.codegen.CodeGenerator.genRecognizer(CodeGenerator.java:302) > at org.antlr.Tool.generateRecognizer(Tool.java:642) > at org.antlr.Tool.process(Tool.java:455) > at org.antlr.Tool.main(Tool.java:89) > > > > 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]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/il-antlr-interest?hl=en.
