Optimize list addition when one list is known to have one element.

list + [element] -> list + element list + (list)element -> list + element [element] + list -> element + list (list)element + list -> element + list
2017-08-09 16:41:36 +02:00
parent 44e0db96d2
commit e0fa1678a7
2 changed files with 39 additions and 1 deletions
--- a/lslopt/lslparse.py
+++ b/lslopt/lslparse.py
@@ -1599,6 +1599,7 @@ list lazy_list_set(list L, integer i, list v)
            self.expect(';')
            self.NextToken()
            return jumpnode
+
        if tok0 == 'STATE':
            self.NextToken()
            if self.tok[0] not in ('DEFAULT', 'IDENT'):