Segmentation fault

[flyker]

Under Windows my program exe file is about 6Mb.
Under Linux and Wine it is about 50Mb (.so file).
It is normal ?
And Wine makes Segmentation fault on initialising global variables of my 
program.

#1  0x40bb0116 in __static_initialization_and_destruction_0 
(__initialize_p=1, __priority=65535) at main.cpp:681
#2  0x40bb0176 in _GLOBAL__I_oldfCentury () at main.cpp:3809
#3  0x40bcc151 in __do_global_ctors_aux () from /home/mc/PRJ/main.exe.so
#4  0x40872dc6 in _init () from /home/mc/PRJ/main.exe.so
#5  0x4000c4b1 in _dl_init_internal () from /lib/ld-linux.so.2
#6  0x40154f42 in dl_open_worker () from /lib/libc.so.6
#7  0x4000c266 in _dl_catch_error_internal () from /lib/ld-linux.so.2
#8  0x401549af in _dl_open () from /lib/libc.so.6
#9  0x4017bf6b in dlopen_doit () from /lib/libdl.so.2
#10 0x4000c266 in _dl_catch_error_internal () from /lib/ld-linux.so.2
#11 0x4017c316 in _dlerror_run () from /lib/libdl.so.2
#12 0x4017bf14 in dlopen@@GLIBC_2.1 () from /lib/libdl.so.2
#13 0x4002ea32 in wine_dlopen (filename=0xbfffc5f8 
"/home/mc/PRJ/main.exe.so", flag=2, error=0xbfffd628 "\200.",
    errorsize=1024) at loader.c:454
#14 0x4049e920 in __wine_kernel_init () at process.c:841
#15 0x401d8947 in __wine_process_init (argc=0, argv=0xbfffda84) at 
loader.c:1954
#16 0x4002e9fd in wine_init (argc=2, argv=0xbfffded4, error=0xbfffda84 
"", error_size=1024) at loader.c:431
#17 0x3c001771 in main (argc=2, argv=0xbfffded4) at main.c:33
#18 0x40057917 in __libc_start_main () from /lib/libc.so.6

Any ideas ?