[vala] codegen: Support calling methods that return modified pointer on properties

[Luca Bruno <lucabru src gnome org>]

commit 1b49651bc6512f3ac4f01e6e1b33ee6da78af0b8
Author: Luca Bruno <lucabru src gnome org>
Date:   Mon Jun 27 14:25:54 2011 +0200

    codegen: Support calling methods that return modified pointer on properties
    
    Fixes bug 589928.

 codegen/valaccodemethodcallmodule.vala |    8 +++++++-
 tests/Makefile.am                      |    1 +
 tests/objects/bug589928.vala           |    9 +++++++++
 3 files changed, 17 insertions(+), 1 deletions(-)
---
diff --git a/codegen/valaccodemethodcallmodule.vala b/codegen/valaccodemethodcallmodule.vala
index 4f8ce16..845d928 100644
--- a/codegen/valaccodemethodcallmodule.vala
+++ b/codegen/valaccodemethodcallmodule.vala
@@ -688,7 +688,13 @@ public class Vala.CCodeMethodCallModule : CCodeAssignmentModule {
 		}
 
 		if (m != null && m.binding == MemberBinding.INSTANCE && m.returns_modified_pointer) {
-			ccall_expr = new CCodeAssignment (instance, ccall_expr);
+			if (ma != null && ma.inner.symbol_reference is Property && ma.inner is MemberAccess) {
+				var prop = (Property) ma.inner.symbol_reference;
+				store_property (prop, ((MemberAccess) ma.inner).inner, new GLibValue (expr.value_type, ccall_expr));
+				ccall_expr = null;
+			} else {
+				ccall_expr = new CCodeAssignment (instance, ccall_expr);
+			}
 		}
 
 		if (m is ArrayResizeMethod) {
diff --git a/tests/Makefile.am b/tests/Makefile.am
index 1ba9c9c..e3d6a5a 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -81,6 +81,7 @@ TESTS = \
 	objects/test-034.vala \
 	objects/bug566909.vala \
 	objects/bug588203.vala \
+	objects/bug589928.vala \
 	objects/bug593260.vala \
 	objects/bug596621.vala \
 	objects/bug597155.vala \
diff --git a/tests/objects/bug589928.vala b/tests/objects/bug589928.vala
new file mode 100644
index 0000000..f235ba7
--- /dev/null
+++ b/tests/objects/bug589928.vala
@@ -0,0 +1,9 @@
+class Foo {
+	public List<string> bar { get; owned set; default = new List<string> (); }
+}
+
+void main () {
+	Foo foo = new Foo ();
+	foo.bar.append ("1");
+	assert (foo.bar.nth_data (0) == "1");
+}