Re: C++ PATCH: Fix PRs 16518, 16337

[Mark Mitchell <mark at codesourcery dot com>]

Andrew Pinski wrote:

> > This patch fixes PRs 16518 and 16337, which are both regressions from
> > my recent decl-specifier changes.
> >
> > I don't know how to do a fully portable test case for 16337.  Any
> > suggestions?
> >    
>
> Didn't I give a portable testcase in the bug:
> #define vector __attribute__((vector_size(16)))
> vector signed int foo (void)
> {
>    vector signed int v1 = { 1, 2, 3, 4 };
>    vector signed int v2, v3;
>    vector signed int v4;
>    v2 = v1;
>    v3 = v1;
>    v4 = v1;
> }
>  
Is that really portable?  I didn't think vectors were supported on all 
architectures.  Do we now support them, even on machines that don't have 
vector hardware?

Thanks,

--
Mark Mitchell
CodeSourcery, LLC
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mark@codesourcery.com