Gentoo's Bugzilla –
Attachment 657260 Details for
Bug 739388games-sports/ultimatestunts-0.7.7-r1 fails to compile: gamerenderer.cpp:81:30: error: non-constant-expression cannot be narrowed from type 'double' to 'GLfloat' (aka 'float') in initializer list [-Wc++11-narrowing]