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| From | Andy <borucki.andrzej@gmail.com> |
| Newsgroups | comp.compilers |
| Subject | How detect grammar not derive nonterminals ? |
| Date | Mon, 11 Sep 2023 08:58:17 -0700 |
| Organization | Compilers Central |
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| Keywords | parse, question |
| Posted-Date | 12 Sep 2023 13:42:24 EDT |
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| Xref | csiph.com comp.compilers:3520 |
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The simplest this case is grammar : A -> A but I have A -> B A -> b B B -> A B -> a A it is trap for sequence generator. A->B->A->B->A.... How detect similar cases, especially without computing First and Follow sets ?
Back to comp.compilers | Previous | Next — Next in thread | Find similar
How detect grammar not derive nonterminals ? Andy <borucki.andrzej@gmail.com> - 2023-09-11 08:58 -0700
Re: How detect grammar not derive nonterminals ? gah4 <gah4@u.washington.edu> - 2023-09-12 22:08 -0700
Re: How detect grammar not derive nonterminals ? Kaz Kylheku <864-117-4973@kylheku.com> - 2023-09-14 03:41 +0000
Re: How detect grammar not derive nonterminals ? gah4 <gah4@u.washington.edu> - 2023-09-14 20:04 -0700
Re: How detect grammar not derive nonterminals ? Andy <borucki.andrzej@gmail.com> - 2023-09-13 13:17 -0700
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