Fix nearly all residual 'variable set but not used' warnings reported from GCC 4.6.0.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@29810 a1c6a512-1295-4272-9138-f99709370657

1 files changed, 4 insertions, 0 deletions

diff --git a/apps/plugins/sliding_puzzle.c b/apps/plugins/sliding_puzzle.c
index aeac96dfba..92c9db768f 100644
--- a/apps/plugins/sliding_puzzle.c
+++ b/apps/plugins/sliding_puzzle.c
@@ -618,7 +618,9 @@ static void puzzle_init(void)
 static int puzzle_loop(void)
 {
     int button;
+#if defined(PUZZLE_SHUFFLE_PICTURE_PRE)
     int lastbutton = BUTTON_NONE;
+#endif
     bool load_success;
 
     puzzle_init();
@@ -689,8 +691,10 @@ static int puzzle_loop(void)
                     return PLUGIN_USB_CONNECTED;
                 break;
         }
+#if defined(PUZZLE_SHUFFLE_PICTURE_PRE)
         if (button != BUTTON_NONE)
             lastbutton = button;
+#endif
     }
 }