[vala] codegen: Replace trivial get_ref_cexpression calls with copy_value

[Luca Bruno <lucabru src gnome org>]

commit e378bbcdaf55675aec356d0ac7a1ccb84156abce
Author: Luca Bruno <lucabru src gnome org>
Date:   Thu May 5 22:41:46 2011 +0200

    codegen: Replace trivial get_ref_cexpression calls with copy_value

 codegen/valaccodearraymodule.vala       |    4 ++--
 codegen/valaccodecontrolflowmodule.vala |    2 +-
 codegen/valagasyncmodule.vala           |    2 +-
 3 files changed, 4 insertions(+), 4 deletions(-)
---
diff --git a/codegen/valaccodearraymodule.vala b/codegen/valaccodearraymodule.vala
index 216d2f6..d5622da 100644
--- a/codegen/valaccodearraymodule.vala
+++ b/codegen/valaccodearraymodule.vala
@@ -525,7 +525,7 @@ public class Vala.CCodeArrayModule : CCodeMethodCallModule {
 			                   new CCodeBinaryExpression (CCodeBinaryOperator.LESS_THAN, new CCodeIdentifier ("i"), new CCodeIdentifier ("length")),
 			                   new CCodeUnaryExpression (CCodeUnaryOperator.POSTFIX_INCREMENT, new CCodeIdentifier ("i")));
 
-			ccode.add_assignment (new CCodeElementAccess (new CCodeIdentifier ("result"), new CCodeIdentifier ("i")), get_ref_cexpression (array_type.element_type, new CCodeElementAccess (new CCodeIdentifier ("self"), new CCodeIdentifier ("i")), null, array_type));
+			ccode.add_assignment (new CCodeElementAccess (new CCodeIdentifier ("result"), new CCodeIdentifier ("i")), copy_value (new GLibValue (array_type.element_type, new CCodeElementAccess (new CCodeIdentifier ("self"), new CCodeIdentifier ("i"))), null, array_type));
 			ccode.close ();
 
 			ccode.add_return (new CCodeIdentifier ("result"));
@@ -579,7 +579,7 @@ public class Vala.CCodeArrayModule : CCodeMethodCallModule {
 			                   new CCodeUnaryExpression (CCodeUnaryOperator.POSTFIX_INCREMENT, new CCodeIdentifier ("i")));
 
 
-			ccode.add_assignment (new CCodeElementAccess (new CCodeIdentifier ("dest"), new CCodeIdentifier ("i")), get_ref_cexpression (array_type.element_type, new CCodeElementAccess (new CCodeIdentifier ("self"), new CCodeIdentifier ("i")), null, array_type));
+			ccode.add_assignment (new CCodeElementAccess (new CCodeIdentifier ("dest"), new CCodeIdentifier ("i")), copy_value (new GLibValue (array_type.element_type, new CCodeElementAccess (new CCodeIdentifier ("self"), new CCodeIdentifier ("i"))), null, array_type));
 		} else {
 			cfile.add_include ("string.h");
 
diff --git a/codegen/valaccodecontrolflowmodule.vala b/codegen/valaccodecontrolflowmodule.vala
index 375aed6..6d9c37e 100644
--- a/codegen/valaccodecontrolflowmodule.vala
+++ b/codegen/valaccodecontrolflowmodule.vala
@@ -328,7 +328,7 @@ public abstract class Vala.CCodeControlFlowModule : CCodeMethodModule {
 			CCodeExpression element_expr = new CCodeUnaryExpression (CCodeUnaryOperator.POINTER_INDIRECTION, get_item);
 
 			if (stmt.type_reference.value_owned) {
-				element_expr = get_ref_cexpression (stmt.type_reference, element_expr, null, new StructValueType (gvalue_type));
+				element_expr = copy_value (new GLibValue (stmt.type_reference, element_expr), null, new StructValueType (gvalue_type));
 			}
 
 			visit_local_variable (stmt.element_variable);
diff --git a/codegen/valagasyncmodule.vala b/codegen/valagasyncmodule.vala
index 143911f..8bcdfd8 100644
--- a/codegen/valagasyncmodule.vala
+++ b/codegen/valagasyncmodule.vala
@@ -444,7 +444,7 @@ public class Vala.GAsyncModule : GSignalModule {
 			// structs are returned via out parameter
 			CCodeExpression cexpr = new CCodeMemberAccess.pointer (data_var, "result");
 			if (requires_copy (return_type)) {
-				cexpr = get_ref_cexpression (return_type, cexpr, null, return_type);
+				cexpr = copy_value (new GLibValue (return_type, cexpr), null, return_type);
 			}
 			ccode.add_assignment (new CCodeUnaryExpression (CCodeUnaryOperator.POINTER_INDIRECTION, new CCodeIdentifier ("result")), cexpr);
 		} else if (!(return_type is VoidType)) {