2 files changed, 19 insertions, 1 deletions
diff --git a/libbuild2/variable.hxx b/libbuild2/variable.hxx
index 0eaf170..93f684b 100644
--- a/libbuild2/variable.hxx
+++ b/libbuild2/variable.hxx
@@ -344,6 +344,9 @@ namespace build2
     template <typename T> value& operator= (T);
     template <typename T> value& operator+= (T);
 
+    value& operator= (names);
+    value& operator+= (names);
+
     template <typename T> value& operator= (T* v) {
       return v != nullptr ? *this = *v : *this = nullptr;}
 
@@ -361,7 +364,6 @@ namespace build2
     void append  (names&&, const variable*);
     void prepend (names&&, const variable*);
 
-
     // Implementation details, don't use directly except in representation
     // type implementations.
     //
diff --git a/libbuild2/variable.ixx b/libbuild2/variable.ixx
index 4688d27..50cce78 100644
--- a/libbuild2/variable.ixx
+++ b/libbuild2/variable.ixx
@@ -101,6 +101,22 @@ namespace build2
     return *this;
   }
 
+  inline value& value::
+  operator= (names v)
+  {
+    assert (type == nullptr);
+    assign (move (v), nullptr);
+    return *this;
+  }
+
+  inline value& value::
+  operator+= (names v)
+  {
+    assert (type == nullptr);
+    append (move (v), nullptr);
+    return *this;
+  }
+
   inline void value::
   assign (name&& n, const variable* var)
   {