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Re: __sync_bool_compare_and_swap
On Fri, Jan 05, 2007 at 09:27:35PM +0100, Magnus Fromreide wrote:
> On fre, 2007-01-05 at 17:05 +0000, Andrew Haley wrote:
> > Magnus Fromreide writes:
> >
> > But it can't unless you use an architecture that has cmpxchgl.
> > cmpxchgl is a 486 instruction; if you compile for 386, we have to
> > generate the call because there is no such instruction.
>
> Sigh - I failed to tell how I built my compiler:
>
> I used the following configure line:
>
> ../trunk/configure -v --enable-languages=c,c++ --prefix=/usr/local/gcc-head --enable-shared --with-system-zlib --without-included-gettext --enable-threads=posix --disable-nls --enable-__cxa_atexit --enable-clocale=gnu --enable-libstdcxx-debug --enable-mpfr --with-tune=i686 --enable-checking=release i686-linux-gnu --enable-concept-checks --enable-bootstrap
>
Can you try adding --with-arch=i686?
H.J.