[vala] Fix printf format in GIRWriter

[Jürg Billeter <juergbi src gnome org>]

commit 9c43769388e38ed5a4fb3c496890a122ac5781a1
Author: Jürg Billeter <j bitron ch>
Date:   Sun Mar 21 10:37:38 2010 +0100

    Fix printf format in GIRWriter

 codegen/valagirwriter.vala |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/codegen/valagirwriter.vala b/codegen/valagirwriter.vala
index fd90f85..33fd77e 100644
--- a/codegen/valagirwriter.vala
+++ b/codegen/valagirwriter.vala
@@ -951,7 +951,7 @@ public class Vala.GIRWriter : CodeVisitor {
 				return Markup.escape_text (lit.eval ());
 			}
 		} else if (literal is CharacterLiteral) {
-			return "%lc".printf (((CharacterLiteral) literal).get_char ());
+			return "%c".printf ((char) ((CharacterLiteral) literal).get_char ());
 		} else if (literal is BooleanLiteral) {
 			return ((BooleanLiteral) literal).value ? "true" : "false";
 		} else if (literal is RealLiteral) {