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From: "segher at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
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Subject: [Bug testsuite/103051] [12 regression] new test case
 gcc.dg/vect/tsvc/vect-tsvc-s112.c fails in r12-4840
Date: Thu, 11 Nov 2021 18:03:27 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D103051

--- Comment #10 from Segher Boessenkool <segher at gcc dot gnu.org> ---
(In reply to Martin Li=C5=A1ka from comment #9)
> All right, so something like this should work, right?
>=20
> diff --git a/gcc/testsuite/gcc.dg/vect/tsvc/vect-tsvc-s112.c
> b/gcc/testsuite/gcc.dg/vect/tsvc/vect-tsvc-s112.c
> index 3c6ae49f212..851b54e68b1 100644
> --- a/gcc/testsuite/gcc.dg/vect/tsvc/vect-tsvc-s112.c
> +++ b/gcc/testsuite/gcc.dg/vect/tsvc/vect-tsvc-s112.c
> @@ -36,4 +36,4 @@ int main (int argc, char **argv)
>    return 0;
>  }
>=20=20
> -/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" } } */
> \ No newline at end of file
> +/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" { tar=
get
> { !powerpc*-*-* || has_arch_pwr8  } } } } */

Tcl's || is short-circuiting, so that should work yes.  But put that
newline where it should be.  And there should be a space after the !
I think?  Never sure about that (it's not Tcl, it's parsed manually
by DG, the rules are different).=