PR libstdc++/77356
* include/bits/regex_compiler.tcc(_M_insert_bracket_matcher,
_M_expression_term): Modify to support dash literal.
* include/bits/regex_scanner.h: Add dash as a token type to make
a different from the mandated dash literal by escaping.
* include/bits/regex_scanner.tcc(_M_scan_in_bracket): Emit dash
token in bracket expression parsing.
* testsuite/28_regex/regression.cc: Add new testcases.
From-SVN: r239794
2016-02-16 Tim Shen <timshen@google.com>
PR libstdc++/69794
* include/bits/regex_scanner.h: Add different special character
sets for grep and egrep regex.
* include/bits/regex_scanner.tcc: Use _M_spec_char more uniformly.
* testsuite/28_regex/regression.cc: Add new testcase.
From-SVN: r233482
PR libstdc++/67362
* include/bits/regex_scanner.tcc (_Scanner<>::_M_scan_normal):
Always returns ordinary char token if the char isn't
considered a special char.
* testsuite/28_regex/regression.cc: New test file for collecting
regression testcases from, typically, bugzilla.
From-SVN: r227289