Created attachment 16817 [details]
test case

The bug only occurs with mesa_7_0 branch.

Run attached test case, it will seg fault with following backtrace info:

Program received signal SIGSEGV, Segmentation fault.
[Switching to Thread -1211413776 (LWP 8842)]
0xb7b5bb21 in _save_OBE_DrawElements (mode=7, count=4, type=5125, 
    indices=0x0) at vbo/vbo_save_api.c:880
880     vbo/vbo_save_api.c: No such file or directory.
        in vbo/vbo_save_api.c
(gdb) bt
#0  0xb7b5bb21 in _save_OBE_DrawElements (mode=7, count=4, type=5125, 
    indices=0x0) at vbo/vbo_save_api.c:880
#1  0xb7f6e7a1 in glDrawElements (mode=7, count=4, type=5125, indices=0x0)
    at ../../../src/mesa/glapi/glapitemp.h:1655
#2  0x08048b81 in test () at api-color.c:62
#3  0x08048c27 in display () at api-color.c:79
#4  0xb7f044cf in processWindowWorkList (window=0x804f680)
    at glut_event.c:1306
#5  0xb7f04fa2 in glutMainLoop () at glut_event.c:1353
#6  0x08048c9f in main (argc=Cannot access memory at address 0x0
) at drawele.c:93