nitc :: POSetGroupColorer :: min_colors
Is used by children to start their coloring.
Is updated at the end of a coloring step.
# The first available color for each holder.
#
# Is used by children to start their coloring.
#
# Is updated at the end of a coloring step.
private var min_colors = new HashMap[H, Int]
src/compiler/coloring.nit:419,2--424,45