scanner: add a moved_to property to backcompat functions

Use it to remove backcompat copies of functions that non introspectable
anyway.

https://bugzilla.gnome.org/show_bug.cgi?id=572408

1 files changed, 10 insertions, 0 deletions

diff --git a/giscanner/introspectablepass.py b/giscanner/introspectablepass.py
index 36d70b20..ebb1dedc 100644
--- a/giscanner/introspectablepass.py
+++ b/giscanner/introspectablepass.py
@@ -37,6 +37,7 @@ class IntrospectablePass(object):
         self._namespace.walk(self._introspectable_callable_analysis)
         self._namespace.walk(self._introspectable_callable_analysis)
         self._namespace.walk(self._introspectable_pass3)
+        self._namespace.walk(self._remove_non_reachable_backcompat_copies)
 
     def _parameter_warning(self, parent, param, text, position=None):
         # Suppress VFunctions and Callbacks warnings for now
@@ -221,3 +222,12 @@ class IntrospectablePass(object):
             for sig in obj.signals:
                 self._introspectable_callable_analysis(sig, [obj])
         return True
+
+    def _remove_non_reachable_backcompat_copies(self, obj, stack):
+        if obj.skip:
+            return False
+        if (isinstance(obj, ast.Function)
+            and not obj.introspectable
+            and obj.moved_to is not None):
+            self._namespace.remove(obj)
+        return True