Branches: main
Add the predicate unsorted_aggregate2/6 to the solutions module of the
standard library.
library/solutions.m:
Add the new predicate.
browser/declarative_tree.m:
Handle builtin_aggregate2/6 like builtin_aggregate/4.
NEWS:
Announce the new predicate.
tests/hard_coded/Mmakefile:
tests/hard_coded/unsorted_agg2.{m,exp}:
A simple test of the new predicate.
