https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70932
Paul Wankadia <junyer at google dot com> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |junyer at google dot com --- Comment #3 from Paul Wankadia <junyer at google dot com> --- https://github.com/google/re2/issues/102 reported the same error with GCC 6.1.1: g++ -c -o obj/dbg/re2/dfa.o -std=c++11 -pthread -Wall -Wextra -Wno-unused-parameter -Wno-missing-field-initializers -I. -O3 -g re2/dfa.cc re2/dfa.cc: In Konstruktor »re2::DFA::State::State()«: re2/dfa.cc:95:10: Fehler: unbekannte Feldgröße in »delete« struct State { ^~~~~ re2/dfa.cc: In Elementfunktion »re2::DFA::State* re2::DFA::CachedState(int*, int, re2::uint)«: re2/dfa.cc:703:9: Anmerkung: erzeugte Methode »re2::DFA::State::State()« zuerst hier erfordert State state; ^~~~~ make: *** [Makefile:190: obj/dbg/re2/dfa.o] Fehler 1 This is the flexible array member: std::atomic<State*> next_[]; Is this likely to be the same issue even though std::atomic<T*> should have a trivial destructor for all T?