Improve empty simple value to empty list of names reduction heuristics

Specifically, do not reduce typed RHS empty simple values for prepend/append
and additionally for assignment provided LHS is typed and is a container.

1 files changed, 1 insertions, 1 deletions

diff --git a/libbuild2/function.test.cxx b/libbuild2/function.test.cxx
index 7ce7ad3..37ed5ff 100644
--- a/libbuild2/function.test.cxx
+++ b/libbuild2/function.test.cxx
@@ -115,7 +115,7 @@ namespace build2
             else if (!a.empty ())
             {
               names storage;
-              cout << reverse (a, storage);
+              cout << reverse (a, storage, true /* reduce */);
             }
             cout << endl;
           }