I've build swami 2.0 & and libinstpatch 1.0 on gentoo (amd64) and I am having trouble starting it due to sigsev- Not sure, what went wrong:
(gdb) run
Starting program: /usr/bin/swami
[Thread debugging using libthread_db enabled]
libswami-Message: Loading plugins from /usr/lib64/swami
libswami-Message: Loaded 4 plugins
[New Thread 0x7fffe8b35700 (LWP 20140)]
[New Thread 0x7fffe8334700 (LWP 20141)]
[New Thread 0x7ffff7e94700 (LWP 20143)]
[New Thread 0x7fffe7933700 (LWP 20144)]
(swami:20137): libInstPatch-CRITICAL **: ipatch_type_get_valist: assertion `type != 0' failed
Program received signal SIGSEGV, Segmentation fault.
0x00007ffff5fc499a in ?? () from /lib64/libc.so.6
(gdb) quit
A debugging session is active.
