f64g_sub         4274 ext/uvector/uvector.c                 r = f64g_sub(v0, v1, clamp);
f64g_sub         4289 ext/uvector/uvector.c                 r = f64g_sub(v0, v1, clamp);
f64g_sub         4303 ext/uvector/uvector.c                 r = f64g_sub(v0, v1, clamp);