On Thu, Mar 3, 2016 at 2:12 PM, Dominique Devienne <ddevienne@gmail.com> wrote:

On Thu, Mar 3, 2016 at 2:06 PM, Joaquin M LópezMuñoz <joaquin@tid.es> wrote:
Dominique Devienne <ddevienne <at> gmail.com> writes:

[...] Thanks to the overloads of entry_occurrence_less::operator()
we can lookup by occurrence as if we were using
member<entry,int,&entry::occurence>:

This is the part I was missing, and struggling with.

Note that this CompatibleKey feature of BMI is just super handy, BTW.

I've used it before, and even wrote a custom comparator with overloads,

which means I should have seen your excellent solution myself.

Really the "only" thing missing from this container are "runtime" (non-unique) indexes :). --DD