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diff --git a/libbuild2/types.ixx b/libbuild2/types.ixx
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+++ b/libbuild2/types.ixx
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+// file      : libbuild2/types.ixx -*- C++ -*-
+// copyright : Copyright (c) 2014-2019 Code Synthesis Ltd
+// license   : MIT; see accompanying LICENSE file
+
+namespace build2
+{
+  // Note that in the constructors we cannot pass the file data member to the
+  // base class constructor as it is not initialized yet (and so its base
+  // path/name pointers are not initialized). Thus, we initialize the path
+  // name view in the constructor body.
+  //
+  inline location_value::
+  location_value ()
+  {
+    location::file = file;
+  }
+
+  inline location_value::
+  location_value (const location& l)
+      : location (l.line, l.column), file (l.file)
+  {
+    location::file = file;
+  }
+
+  inline location_value::
+  location_value (location_value&& l)
+      : location (l.line, l.column),
+        file (std::move (l.file))
+  {
+    location::file = file;
+  }
+
+  inline location_value::
+  location_value (const location_value& l)
+      : location (l.line, l.column), file (l.file)
+  {
+    location::file = file;
+  }
+
+  inline location_value& location_value::
+  operator= (location_value&& l)
+  {
+    if (this != &l)
+    {
+      file = std::move (l.file);
+      line = l.line;
+      column = l.column;
+    }
+
+    return *this;
+  }
+
+  inline location_value& location_value::
+  operator= (const location_value& l)
+  {
+    if (this != &l)
+    {
+      file = l.file;
+      line = l.line;
+      column = l.column;
+    }
+
+    return *this;
+  }
+}