[vala/wip/ricotz: 6/6] codegen: g_free is already NULL-safe

[Rico Tzschichholz <ricotz src gnome org>]

commit ab99ec993144a63458907d8eddc01a8cf4fffa50
Author: Rico Tzschichholz <ricotz ubuntu com>
Date:   Thu Nov 10 14:40:18 2016 +0100

    codegen: g_free is already NULL-safe

 codegen/valaccodebasemodule.vala |   10 ++++++++--
 1 files changed, 8 insertions(+), 2 deletions(-)
---
diff --git a/codegen/valaccodebasemodule.vala b/codegen/valaccodebasemodule.vala
index 66b8105..50fe680 100644
--- a/codegen/valaccodebasemodule.vala
+++ b/codegen/valaccodebasemodule.vala
@@ -3073,7 +3073,10 @@ public abstract class Vala.CCodeBaseModule : CodeGenerator {
                        var freeid = (CCodeIdentifier) element_destroy_func_expression;
                        string free0_func = "_%s0_".printf (freeid.name);
 
-                       if (add_wrapper (free0_func)) {
+                       // g_free is already NULL-safe
+                       if (freeid.name == "g_free") {
+                               free0_func = freeid.name;
+                       } else if (add_wrapper (free0_func)) {
                                var function = new CCodeFunction (free0_func, "void");
                                function.modifiers = CCodeModifiers.STATIC;
 
@@ -3351,7 +3354,10 @@ public abstract class Vala.CCodeBaseModule : CodeGenerator {
                        var freeid = (CCodeIdentifier) ccall.call;
                        string free0_func = "_%s0".printf (freeid.name);
 
-                       if (add_wrapper (free0_func)) {
+                       // g_free is already NULL-safe
+                       if (freeid.name == "g_free") {
+                               free0_func = freeid.name;
+                       } else if (add_wrapper (free0_func)) {
                                var macro = destroy_value (new GLibValue (type, new CCodeIdentifier ("var"), 
true), true);
                                cfile.add_type_declaration (new CCodeMacroReplacement.with_expression 
("%s(var)".printf (free0_func), macro));
                        }