[Bug rtl-optimization/83814] [8 Regression] ICE: in fold_binary_loc, at fold-const.c:9733

["trippels at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83814

Markus Trippelsdorf <trippels at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |msebor at gcc dot gnu.org
            Summary|[8 Regression] ICE:         |[8 Regression] ICE: in
                   |Segmentation fault          |fold_binary_loc, at
                   |                            |fold-const.c:9733

--- Comment #1 from Markus Trippelsdorf <trippels at gcc dot gnu.org> ---
 % g++ -c read_graphviz_new.ii
In file included from ../boost/regex/v4/regex.hpp:70,
                 from ../boost/regex.hpp:31,
                 from ../libs/graph/src/read_graphviz_new.cpp:46:
../boost/regex/v4/basic_regex_creator.hpp: In member function
‘boost::re_detail_106700::re_syntax_base*
boost::re_detail_106700::basic_regex_creator<charT, traits>::append_set(const
boost::re_detail_106700::basic_char_set<charT, traits>&, mpl_::true_*)’:
../boost/regex/v4/basic_regex_creator.hpp:592:142: internal compiler error: in
fold_binary_loc, at fold-const.c:9733
          std::memset(result->_map + static_cast<unsigned char>(c1), true, 1 +
static_cast<unsigned char>(c2) - static_cast<unsigned char>(c1));
                                                                               
                                                              ^

Reducing...