http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57981
--- Comment #2 from Yuhki Ogasawara <y121516 at gmail dot com> --- I'm sorry. I mistook in previous comment. >compile: > >$ g++ -std=c++11 -Wall -Wextra -pedantic a.cpp compile (correct) and messages: $ g++ -std=c++11 -Wall -Wextra -pedantic a.cpp ' Internal compiler error: Error reporting routines re-entered. Please submit a full bug report, with preprocessed source if appropriate. See <http://gcc.gnu.org/bugs.html> for instructions.