[gnome-builder] makecache: fix potential free() on interned string

[Christian Hergert <chergert src gnome org>]

commit bcdff31ed688e1fb2c02e15204a84fc9ff97d77b
Author: Christian Hergert <christian hergert me>
Date:   Tue Apr 7 15:25:22 2015 -0700

    makecache: fix potential free() on interned string

 libide/autotools/ide-makecache.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/libide/autotools/ide-makecache.c b/libide/autotools/ide-makecache.c
index 451485a..bbeff3d 100644
--- a/libide/autotools/ide-makecache.c
+++ b/libide/autotools/ide-makecache.c
@@ -789,8 +789,8 @@ ide_makecache_parse_line (IdeMakecache *self,
     {
       gchar **strv;
 
-      g_ptr_array_add (ret, "-xc++");
-      ide_makecache_parse_c_cxx (self, pos + strlen(FAKE_CXX), ret);
+      g_ptr_array_add (ret, g_strdup ("-xc++"));
+      ide_makecache_parse_c_cxx (self, pos + strlen (FAKE_CXX), ret);
       strv = (gchar **)g_ptr_array_free (ret, FALSE);
       IDE_RETURN (strv);
     }