shadowm@nanacore:~/src% gcc -o mix_test_sdl mix_test_sdl.cpp -I/usr/include/SDL -lSDL_mixer -lSDL -O0 -ggdb3
shadowm@nanacore:~/src% LD_LIBRARY_PATH=$HOME/local/mix-dbg gdb ./mix_test_sdl
GNU gdb (Debian 7.7.1+dfsg-5) 7.7.1
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Reading symbols from ./mix_test_sdl...done.
(gdb) run
Starting program: /home/shadowm/src/mix_test_sdl
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
warning: the debug information found in "/usr/lib/debug//usr/lib/x86_64-linux-gnu/libogg.so.0.8.2" does not match "/usr/lib/x86_64-linux-gnu/libogg.so.0" (CRC mismatch).

warning: the debug information found in "/usr/lib/debug/usr/lib/x86_64-linux-gnu/libogg.so.0.8.2" does not match "/usr/lib/x86_64-linux-gnu/libogg.so.0" (CRC mismatch).

[New Thread 0x7fffee504700 (LWP 27955)]
Mix_FadeInMusic()
Mix_FadeOutMusic()
Mix_FadeInMusic()
Mix_FadeOutMusic()
Mix_FadeInMusic()

Program received signal SIGSEGV, Segmentation fault.
0x00007ffff3981c13 in ogg_page_serialno () from /usr/lib/x86_64-linux-gnu/libogg.so.0
(gdb) bt
#0  0x00007ffff3981c13 in ogg_page_serialno () from /usr/lib/x86_64-linux-gnu/libogg.so.0
#1  0x00007ffff6e20b1d in ov_pcm_seek_page (vf=vf@entry=0x6c4e58, pos=pos@entry=0) at vorbisfile.c:1554
#2  0x00007ffff6e20d7c in ov_pcm_seek (vf=0x6c4e58, pos=0) at vorbisfile.c:1674
#3  0x00007ffff7b97560 in music_internal_position (position=<optimized out>) at music.c:1057
#4  0x00007ffff7b97625 in music_internal_play (music=music@entry=0x6c31d0, position=position@entry=0) at music.c:977
#5  0x00007ffff7b98229 in Mix_FadeInMusicPos (music=0x6c31d0, loops=0, ms=<optimized out>, position=0) at music.c:1025
#6  0x0000000000400c6d in main () at mix_test_sdl.cpp:81