[gegl] enable GEGL_BUFFER_DEBUG_ALLOCATIONS for debug builds

[Michael Henning <mhenning src gnome org>]

commit 9ad9732bf802e16cb00bf6aabd2a29f9a581153c
Author: Michael Henning <drawoc darkrefraction com>
Date:   Thu Apr 18 16:42:03 2013 -0400

    enable GEGL_BUFFER_DEBUG_ALLOCATIONS for debug builds

 configure.ac | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/configure.ac b/configure.ac
index a6bb8d6..f7ed044 100644
--- a/configure.ac
+++ b/configure.ac
@@ -156,7 +156,7 @@ AC_MSG_CHECKING([whether to turn on debugging])
 AC_ARG_ENABLE(debug,
               [  --enable-debug          turn on  debugging (default=no)],
               if eval "test x$enable_debug = xyes"; then
-                DEBUGFLAG="-g -DGEGL_ENABLE_DEBUG"
+                DEBUGFLAG="-g -DGEGL_ENABLE_DEBUG -DGEGL_BUFFER_DEBUG_ALLOCATIONS"
               fi)
 
 if test -n "$DEBUGFLAG"; then