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Empty expressions, and empty alternatives are now

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allowed when using the Perl regular expression syntax.  This change has
been added for Perl compatibility, when the new [syntax_option_type]
['no_empty_expressions] is set then the old behaviour is preserved and
empty expressions are prohibited.  This is issue
[@https://svn.boost.org/trac/boost/ticket/1081 #1081].

Fixes #1081.

[SVN r50374]
This commit is contained in:
John Maddock
2008-12-23 19:06:04 +00:00
parent b4152cd74d
commit e4b31ea37f
25 changed files with 147 additions and 81 deletions
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61
test/regress/main.cpp
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@ -33,38 +33,43 @@ int* get_array_data();
int error_count = 0;
#define RUN_TESTS(name) \
std::cout << "Running test case \"" #name "\".\n";\
name();
void run_tests()
{
basic_tests();
test_simple_repeats();
test_alt();
test_sets();
test_sets2();
test_anchors();
test_backrefs();
test_character_escapes();
test_assertion_escapes();
test_tricky_cases();
test_grep();
test_replace();
test_non_greedy_repeats();
test_non_marking_paren();
test_partial_match();
test_forward_lookahead_asserts();
test_fast_repeats();
test_fast_repeats2();
test_independent_subs();
test_nosubs();
test_conditionals();
test_options();
test_options2();
RUN_TESTS(basic_tests);
RUN_TESTS(test_simple_repeats);
RUN_TESTS(test_alt);
RUN_TESTS(test_sets);
RUN_TESTS(test_sets2);
RUN_TESTS(test_anchors);
RUN_TESTS(test_backrefs);
RUN_TESTS(test_character_escapes);
RUN_TESTS(test_assertion_escapes);
RUN_TESTS(test_tricky_cases);
RUN_TESTS(test_grep);
RUN_TESTS(test_replace);
RUN_TESTS(test_non_greedy_repeats);
RUN_TESTS(test_non_marking_paren);
RUN_TESTS(test_partial_match);
RUN_TESTS(test_forward_lookahead_asserts);
RUN_TESTS(test_fast_repeats);
RUN_TESTS(test_fast_repeats2);
RUN_TESTS(test_independent_subs);
RUN_TESTS(test_nosubs);
RUN_TESTS(test_conditionals);
RUN_TESTS(test_options);
RUN_TESTS(test_options2);
#ifndef TEST_THREADS
test_en_locale();
RUN_TESTS(test_en_locale);
#endif
test_emacs();
test_operators();
test_overloads();
test_unicode();
RUN_TESTS(test_emacs);
RUN_TESTS(test_operators);
RUN_TESTS(test_overloads);
RUN_TESTS(test_unicode);
}
int cpp_main(int /*argc*/, char * /*argv*/[])