Gentoo's Bugzilla –
Attachment 851524 Details for
Bug 894698games-strategy/colobot-0.2.0_alpha fails to compile (HARDENED-SYSTEM): char_traits.h:431:56: error: void __builtin_memcpy(void, const void, long unsigned int) accessing 9223372036854775810 or more bytes at offsets -4611686018427387902 and [-4611686018427