Am 23.02.2013 10:24, schrieb Philip Ashmore:
> I did an
>    apt-get -t experimental install gcc-4.7 gcc-4.8
> and updated libffi
> 
> gcc -O0 -o ffi-test ffi-test.c -lffi
> ./ffi-test
> Hello World!
> This is cool!
> 
> gcc -O1 -o ffi-test ffi-test.c -lffi
> ./ffi-test
> Hello World!
> This is cool!
> 
> gcc -O2 -o ffi-test ffi-test.c -lffi
> ./ffi-test
> Hello World!
> Segmentation fault
> 
> ldd ffi-test
>         linux-vdso.so.1 (0x00007fff80fff000)
>         libffi.so.6 => /usr/lib/x86_64-linux-gnu/libffi.so.6 
> (0x00007f9ffbaca000)
>         libc.so.6 => /lib/x86_64-linux-gnu/libc.so.6 (0x00007f9ffb71d000)
>         /lib64/ld-linux-x86-64.so.2 (0x00007f9ffbd0e000)

so you tested with the updated gcc-4.7. could you repeat that with gcc-4.8?


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