https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68863

--- Comment #4 from Tim Shen <timshen at gcc dot gnu.org> ---
Author: timshen
Date: Tue Dec 15 05:59:01 2015
New Revision: 231643

URL: https://gcc.gnu.org/viewcvs?rev=231643&root=gcc&view=rev
Log:
        Backport from mainline
        2015-12-15  Tim Shen  <tims...@google.com>

        PR libstdc++/68863
        * include/bits/regex_executor.tcc (_Executor::_M_lookahead):
        Copy the captured content for lookahead, so that the backreferences
        inside can refer to them.
        * testsuite/28_regex/algorithms/regex_match/ecma/char/68863.cc:
        New testcase.

Added:
   
branches/gcc-4_9-branch/libstdc++-v3/testsuite/28_regex/algorithms/regex_match/ecma/char/68863.cc
Modified:
    branches/gcc-4_9-branch/libstdc++-v3/ChangeLog
    branches/gcc-4_9-branch/libstdc++-v3/include/bits/regex_executor.tcc

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