On Sun, Nov 23, 2014 at 03:42:43PM -0500, Trevor Saunders wrote:
> > Vector arguments or return values often result in -Wpsabi warnings,
> > so you certainly want -Wno-psabi in dg-options.
> > On the other side, -fPIC should be only used for { target pic },
> > so better put that into dg-additional-options.
>
> ok, thanks how about this then?
The __attribute__ ((noinline, noclone)) is useless, though not harmful,
sorry for missing that.
Ok for trunk either way.
> --- /dev/null
> +++ b/gcc/testsuite/gcc.dg/pr63856.c
> @@ -0,0 +1,15 @@
> +/* { dg-do compile } */
> +/* { dg-options "-O2 -Wno-psabi" } */
> +/* { dg-additional-options "-fPIC" { target fpic } } */
> +typedef int v2si __attribute__ ((vector_size (8)));
> +typedef short v4hi __attribute__ ((vector_size (8)));
> +
> +int __attribute__ ((noinline, noclone)) f (v2si A, int N)
> +{
> + return ((v4hi) A)[N];
> +}
> +
> +int __attribute__ ((noinline, noclone)) g (v2si A, int N)
> +{
> + return ((v4hi) A)[N];
> +}
> --
> 2.1.3
>
Jakub
