hi. that's telling you to fix the decision associated with that spewing of conversion notes.
Ter On Dec 10, 2010, at 6:51 AM, Justin Murray wrote: > Hello, > > > > I am currently developing the grammar for a very large language. It has > several hundred keywords, and hundreds of syntax permutations in the > form of commands. The language itself is poorly designed, but we > unfortunately have to continue to support it. My question involves the > update to ANTLR v3.3. My grammar file is able to be processed by ANTLR > v3.2 without any errors, and produces a working output (C target). I had > to bump up the java stack size to 64M, and the heap size to 1024M, but > from what I have read this is fairly common. The processing takes about > 15 seconds on average. Yesterday, I decided to try upgrading to ANTLR > v3.3, but have been unsuccessful. When processing the exact same grammar > file, it will spend several minutes consuming one of my cpu cores, and > then ultimately crash with an outOfMemory exception. I tried increasing > the memory further, but it made no difference. I tried using the > -Xwatchconversion option, but it was not very helpful. It prints out > thousands of lines like "convert DFA state 4192 (229 nfa states)", but > never appears to get stuck on a particular line, it just eventually runs > out of memory. What has changed in v3.3 that could cause this to happen? > What should I try next? > > > > Thank you, > > Justin Murray > Software Engineer > jmur...@aerotech.com > > Aerotech, Inc. > 101 Zeta Drive > Pittsburgh, PA 15238 > 412-963-7470 > > > > > 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 il-antlr-inter...@googlegroups.com. To unsubscribe from this group, send email to il-antlr-interest+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/il-antlr-interest?hl=en.