[glibmm] gmmproc: _CLASS_GOBJECT(): Generate move operations.

[Murray Cumming <murrayc src gnome org>]

commit 01df3aebb0762e27427a51675a10656a16fd6ab6
Author: Murray Cumming <murrayc murrayc com>
Date:   Fri Aug 21 21:12:23 2015 +0200

    gmmproc: _CLASS_GOBJECT(): Generate move operations.
    
    Generate move constructor and move assignment operator.
    These might never be used, but it seems generally wise to have them.

 tools/m4/class_gobject.m4 |   14 ++++++++++++++
 1 files changed, 14 insertions(+), 0 deletions(-)
---
diff --git a/tools/m4/class_gobject.m4 b/tools/m4/class_gobject.m4
index edd0c5b..b769c29 100644
--- a/tools/m4/class_gobject.m4
+++ b/tools/m4/class_gobject.m4
@@ -211,6 +211,16 @@ __CPPNAME__::__CPPNAME__`'(__CNAME__* castitem)
 
 ')dnl
 
+__CPPNAME__::__CPPNAME__`'(__CPPNAME__&& src)
+: __CPPPARENT__`'(std::move(src))
+{}
+
+__CPPNAME__& __CPPNAME__::operator=(__CPPNAME__&& src)
+{
+  __CPPPARENT__::operator=`'(std::move(src));
+  return *this;
+}
+
 ifdef(`__BOOL_CUSTOM_DTOR__',`dnl
 ',`dnl
 __CPPNAME__::~__CPPNAME__`'()
@@ -259,6 +269,10 @@ protected:
 #endif /* DOXYGEN_SHOULD_SKIP_THIS */
 
 public:
+
+  __CPPNAME__`'(__CPPNAME__&& src);
+  __CPPNAME__& operator=(__CPPNAME__&& src);
+
 _IMPORT(SECTION_DTOR_DOCUMENTATION)
   virtual ~__CPPNAME__`'();