Subclasses should redefine build_c_name
instead
# The mangled c name of the runtime_function
# Subclasses should redefine `build_c_name` instead
fun c_name: String
do
var res = self.c_name_cache
if res != null then return res
res = self.build_c_name
self.c_name_cache = res
return res
end
src/compiler/abstract_compiler.nit:2086,2--2095,4