"Cannot be narrowed" build failure(s) — clang 3.4.2

PackageVersionSupposed error messageFull log Bug report
harfbuzz 0.9.28-2hb-gobject-enums.cc:289:11: error: constant expression evaluates to 4294967295 which cannot be narrowed to type 'gint' (aka 'int') [-Wc++11-narrowing] Log
open-axiom 1.5.0~svn3056+ds-1../../../src/hyper/ht_icon:7:22: error: constant expression evaluates to 247 which cannot be narrowed to type 'char' [-Wc++11-narrowing] Log

2 errors