https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61227
Bug ID: 61227 Summary: [C++11] Regex does not work Product: gcc Version: 4.9.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: libstdc++ Assignee: unassigned at gcc dot gnu.org Reporter: fatony at fatony dot net Created attachment 32819 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=32819&action=edit Code sample The attached code produces std::regex_error in g++ 4.9.0. Here's what debugger says: Debugger name and version: GNU gdb (GDB) 7.6.2 (Debian 7.6.2-1.1) In __cxa_throw () (/usr/lib/x86_64-linux-gnu/libstdc++.so.6) #2 0x0000000000410380 in std::__detail::_Compiler<std::regex_traits<char> >::_M_expression_term<false, false> (this=0x7fffffffe3f0, __matcher=...) at /usr/include/c++/4.9/bits/regex_compiler.tcc:455 /usr/include/c++/4.9/bits/regex_compiler.tcc:455:13755:beg:0x410380 At /usr/include/c++/4.9/bits/regex_compiler.tcc:455