[vala/staging] codegen: Use inherited get-accessor of interface/abstract properties

[Rico Tzschichholz <ricotz src gnome org>]

commit 70899820fbdfe3d99978f20bd464da75bb82865f
Author: Rico Tzschichholz <ricotz ubuntu com>
Date:   Mon Feb 27 16:59:32 2017 +0100

    codegen: Use inherited get-accessor of interface/abstract properties
    
    https://bugzilla.gnome.org/show_bug.cgi?id=779219

 codegen/valaccodememberaccessmodule.vala |    4 ++++
 tests/Makefile.am                        |    1 +
 tests/objects/bug779219.vala             |   18 ++++++++++++++++++
 3 files changed, 23 insertions(+), 0 deletions(-)
---
diff --git a/codegen/valaccodememberaccessmodule.vala b/codegen/valaccodememberaccessmodule.vala
index 2f9f50d..65c9c22 100644
--- a/codegen/valaccodememberaccessmodule.vala
+++ b/codegen/valaccodememberaccessmodule.vala
@@ -206,6 +206,10 @@ public abstract class Vala.CCodeMemberAccessModule : CCodeControlFlowModule {
                                string getter_cname;
                                if (prop is DynamicProperty) {
                                        getter_cname = get_dynamic_property_getter_cname ((DynamicProperty) 
prop);
+                               } else if (prop.base_property != null) {
+                                       getter_cname = get_ccode_name (prop.base_property.get_accessor);
+                               } else if (prop.base_interface_property != null) {
+                                       getter_cname = get_ccode_name 
(prop.base_interface_property.get_accessor);
                                } else {
                                        getter_cname = get_ccode_name (prop.get_accessor);
                                }
diff --git a/tests/Makefile.am b/tests/Makefile.am
index 666f110..c790615 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -203,6 +203,7 @@ TESTS = \
        objects/bug615830-1.test \
        objects/bug615830-2.test \
        objects/bug766739.vala \
+       objects/bug779219.vala \
        errors/errors.vala \
        errors/bug567181.vala \
        errors/bug579101.vala \
diff --git a/tests/objects/bug779219.vala b/tests/objects/bug779219.vala
new file mode 100644
index 0000000..f13b45d
--- /dev/null
+++ b/tests/objects/bug779219.vala
@@ -0,0 +1,18 @@
+interface IFoo : GLib.Object {
+       public abstract int foo { get; }
+}
+
+abstract class Foo : GLib.Object, IFoo {
+       public abstract int foo { get; }
+}
+
+class Bar : Foo {
+       public override int foo { get { return 0; } }
+       public Bar () {
+       }
+}
+
+void main () {
+       var bar = new Bar ();
+       var foo = bar.foo;
+}