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2014-03-15 Tim Shen <timshen91@gmail.com> * include/bits/regex.h: Add/modify comments. * include/bits/regex_compiler.h: Likewise. * include/bits/regex_executor.h: Likewise. * include/bits/regex_executor.tcc: Likewise. * include/bits/regex_scanner.h: Likewise. From-SVN: r208593