[vala] Fix cast from non-array to array type

[Jürg Billeter <juergbi src gnome org>]

commit 6df5b8acde1ea4bfa28fe2b3768ff480d3d7aa66
Author: Jürg Billeter <j bitron ch>
Date:   Mon Aug 10 20:51:10 2009 +0200

    Fix cast from non-array to array type
    
    Fixes bug 590785.

 codegen/valaccodearraymodule.vala |    8 ++++++--
 codegen/valaccodebasemodule.vala  |    2 +-
 2 files changed, 7 insertions(+), 3 deletions(-)
---
diff --git a/codegen/valaccodearraymodule.vala b/codegen/valaccodearraymodule.vala
index 515c491..4520974 100644
--- a/codegen/valaccodearraymodule.vala
+++ b/codegen/valaccodearraymodule.vala
@@ -163,7 +163,9 @@ internal class Vala.CCodeArrayModule : CCodeMethodCallModule {
 			return (CCodeExpression) get_ccodenode (length_expr);
 		} else if (array_expr is MethodCall || array_expr is CastExpression) {
 			Gee.List<CCodeExpression> size = array_expr.get_array_sizes ();
-			return size[dim - 1];
+			if (size.size >= dim) {
+				return size[dim - 1];
+			}
 		} else if (array_expr.symbol_reference != null) {
 			if (array_expr.symbol_reference is FormalParameter) {
 				var param = (FormalParameter) array_expr.symbol_reference;
@@ -276,7 +278,9 @@ internal class Vala.CCodeArrayModule : CCodeMethodCallModule {
 				var prop = (Property) array_expr.symbol_reference;
 				if (!prop.no_array_length) {
 					Gee.List<CCodeExpression> size = array_expr.get_array_sizes ();
-					return size[dim - 1];
+					if (size.size >= dim) {
+						return size[dim - 1];
+					}
 				}
 			}
 		} else if (array_expr is NullLiteral) {
diff --git a/codegen/valaccodebasemodule.vala b/codegen/valaccodebasemodule.vala
index 21506b1..6005a64 100644
--- a/codegen/valaccodebasemodule.vala
+++ b/codegen/valaccodebasemodule.vala
@@ -3444,7 +3444,7 @@ internal class Vala.CCodeBaseModule : CCodeModule {
 
 			// retain array length
 			var array_type = expr.type_reference as ArrayType;
-			if (array_type != null) {
+			if (array_type != null && expr.inner.value_type is ArrayType) {
 				for (int dim = 1; dim <= array_type.rank; dim++) {
 					expr.append_array_size (get_array_length_cexpression (expr.inner, dim));
 				}