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c++ Programming Glossary: lookahead

boost::spirit::qi Expectation Parser and parser grouping unexpected behaviour

http://stackoverflow.com/questions/10378970/boostspiritqi-expectation-parser-and-parser-grouping-unexpected-behaviour

to improve parser performance. reduce the use of negative lookahead operator operator and some operator order branches operator.. Modifying the adapted struct from OPTION 3 OPTION 5 lookahead hack This one leverages a 'clever' hack by making all into expectations.. #if OPTION 1 OPTION 5 original without expectations OR lookahead hack typedef boost tuple std string std string std vector std..

Why does std::regex_iterator cause a stack overflow with this data?

http://stackoverflow.com/questions/12828079/why-does-stdregex-iterator-cause-a-stack-overflow-with-this-data

0 c regex c 11 share improve this question Negative lookahead patterns which are tested on every character just seem like..

Why can't C++ be parsed with a LR(1) parser?

http://stackoverflow.com/questions/243383/why-cant-c-be-parsed-with-a-lr1-parser

context dependent and potentially requires infinite lookahead to resolve some ambiguities . It goes on to give a number of..