https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69234
--- Comment #11 from Andrew Pinski <pinskia at gcc dot gnu.org> --- (In reply to Abe from comment #9) > Created attachment 37309 [details] > preprocessed part of V8 > > I will attach a compressed form of the relevant file -- > "incremental-marking.cc" from V8, preprocessed on AMD64 Ubuntu 14.04.3 LTS > using GCC built from trunk revision 226861; analysis showed that > preprocessing the same source on the same machine using GCC built from trunk > revision 226860 produced the same preprocessor output modulo lines starting > in '#'. Yes this was the same bug. I had forgot I had already debugged this and reported what was wrong with the code. Can you or someone please report this back to google about their broken code.