(gdb) run
Starting program: /home/jimmac/src/cvs/gnome/gegl/bin/.libs/lt-gegl 
[Thread debugging using libthread_db enabled]
[New Thread -1218386256 (LWP 23471)]

** (process:23471): WARNING **: Failed to set operation type nop, using a passthrough op instead

Program received signal SIGSEGV, Segmentation fault.
[Switching to Thread -1218386256 (LWP 23471)]
gegl_graph_get_pad_proxy (graph=0x806c018, name=0xb786f17f "output", 
    is_graph_input=<value optimized out>) at gegl-graph.c:182
182               gegl_pad_set_param_spec (new_pad, nop_pad->param_spec);
(gdb) bt
#0  gegl_graph_get_pad_proxy (graph=0x806c018, name=0xb786f17f "output", 
    is_graph_input=<value optimized out>) at gegl-graph.c:182
#1  0xb7866fa2 in start_element (context=0x8069598, 
    element_name=0x806a748 "gegl", attribute_names=0xbf8bbc78, 
    attribute_values=0xbf8bbc78, user_data=0x8069200, error=0xbf8bbc70)
    at gegl-xml.c:109
#2  0xb78ff56b in g_markup_parse_context_parse ()
   from /usr/lib/libglib-2.0.so.0
#3  0xb7866c28 in gegl_xml_parse (
    xmldata=0x8069248 "<?xml version='1.0' encoding='UTF-8'?> <gegl> <over> <shift x='20.000000' y='120.000000'/> <text string='This user interface of this application is a work in progress, and it might be the case that qu"...)
    at gegl-xml.c:324
#4  0x0804d320 in main (argc=Cannot access memory at address 0x0
) at gegl.c:132