Re: [libffi] closures for sparc

[Andreas Tobler <toa at pop dot agri dot ch>]

Jeff Sturm wrote:

> Index: src/ffitest.c
> ===================================================================
> RCS file: /cvs/gcc/gcc/libffi/src/ffitest.c,v
> retrieving revision 1.9
> diff -u -p -r1.9 ffitest.c
> --- src/ffitest.c	6 Dec 2002 01:16:45 -0000	1.9
> +++ src/ffitest.c	28 Dec 2002 16:44:23 -0000
> @@ -1044,7 +1044,9 @@ int main(/*@unused@*/ int argc, /*@unuse
>  # if FFI_CLOSURES
>    /* A simple closure test */
>      {
> -      ffi_closure cl;
> +      /* The closure must not be an automatic variable on
> +	 platforms (Solaris) that forbid stack execution by default. */
> +      static ffi_closure cl;
>        ffi_type * cl_arg_types[3];
Hm, powerpc-unknown-linux-gnu doesn't like the static:


/bin/sh ./libtool --mode=link /mnt/cvs/objdir/gcc/xgcc 
-B/mnt/cvs/objdir/gcc/ 
-B/mnt/cvs/testbinary/powerpc-unknown-linux-gnu/bin/ 
-B/mnt/cvs/testbinary/powerpc-unknown-linux-gnu/lib/ -isystem 
/mnt/cvs/testbinary/powerpc-unknown-linux-gnu/include -fexceptions -O2 
-g -O2  -o ffitest -shared-libgcc ffitest.lo libffi.la
/mnt/cvs/objdir/gcc/xgcc -B/mnt/cvs/objdir/gcc/ 
-B/mnt/cvs/testbinary/powerpc-unknown-linux-gnu/bin/ 
-B/mnt/cvs/testbinary/powerpc-unknown-linux-gnu/lib/ -isystem 
/mnt/cvs/testbinary/powerpc-unknown-linux-gnu/include -fexceptions -O2 
-g -O2 -o .libs/ffitest -shared-libgcc .libs/ffitest.o 
./.libs/libffi.so -Wl,--rpath -Wl,/mnt/cvs/testbinary/lib
.libs/ffitest.o: could not read symbols: Bad value
collect2: ld returned 1 exit status
make[2]: *** [ffitest] Error 1
make[2]: Leaving directory 
`/mnt/cvs/objdir/powerpc-unknown-linux-gnu/libffi'
make[1]: *** [all-recursive] Error 1
make[1]: Leaving directory 
`/mnt/cvs/objdir/powerpc-unknown-linux-gnu/libffi'
make: *** [all-recursive-am] Error 2