This is the mail archive of the
gcc-patches@gcc.gnu.org
mailing list for the GCC project.
Re: PATCH: Add --with-math=sse for x86
On Sun, Aug 10, 2008 at 3:28 PM, Andrew Pinski <pinskia@gmail.com> wrote:
> On Sun, Aug 10, 2008 at 3:23 PM, H.J. Lu <hjl.tools@gmail.com> wrote:
>> x86-darwin isn't the same as --with-math=sse since it uses a different
>> ABI. For
>>
>> http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37055
>>
>> i686-darwin only failed with a few testcase, but
>> --with-math=sse failed to build one of run-time
>> libraries.
>
> It is only difference by the alignment requirements of the stack.
> Other than that i?86 darwin uses the same ABI as Linux (except for PIC
> vs non PIC).
>
That may make a difference if the problem only shows up with non PIC.
--
H.J.