On Thu, Mar 26, 2026 at 6:43 PM Alexandre Oliva <[email protected]> wrote:
>
>
> VxWorks involves linking oddities in both kernel and rtp modes that
> prevent the testcases for finding the expected outputs in the
> erratas_opt_*.c testcases. One of the modes doesn't even perform
> final linking, so it's kind of hopeless. Just skip them.
>
> Regstrapped on x86_64-linux-gnu. Also tested with ppc-vx7r2,
> ppc64-vx7r2, arm-vx7r2, and aarch64-vx7r2. Ok to install?
Ok.
>
>
> for gcc/testsuite/ChangeLog
>
> * gcc.target/aarch64/erratas_opt_0.c: Skip on VxWorks.
> * gcc.target/aarch64/erratas_opt_1.c: Likewise.
> * gcc.target/aarch64/erratas_opt_2.c: Likewise.
> * gcc.target/aarch64/erratas_opt_3.c: Likewise.
> * gcc.target/aarch64/erratas_opt_4.c: Likewise.
> * gcc.target/aarch64/erratas_opt_5.c: Likewise.
> * gcc.target/aarch64/erratas_opt_6.c: Likewise.
> * gcc.target/aarch64/erratas_opt_7.c: Likewise.
> * gcc.target/aarch64/erratas_opt_8.c: Likewise.
> * gcc.target/aarch64/erratas_opt_9.c: Likewise.
> * gcc.target/aarch64/erratas_opt_10.c: Likewise.
> * gcc.target/aarch64/erratas_opt_11.c: Likewise.
> * gcc.target/aarch64/erratas_opt_12.c: Likewise.
> * gcc.target/aarch64/erratas_opt_13.c: Likewise.
> * gcc.target/aarch64/erratas_opt_14.c: Likewise.
> * gcc.target/aarch64/erratas_opt_15.c: Likewise.
> ---
> gcc/testsuite/gcc.target/aarch64/erratas_opt_0.c | 1 +
> gcc/testsuite/gcc.target/aarch64/erratas_opt_1.c | 1 +
> gcc/testsuite/gcc.target/aarch64/erratas_opt_10.c | 1 +
> gcc/testsuite/gcc.target/aarch64/erratas_opt_11.c | 1 +
> gcc/testsuite/gcc.target/aarch64/erratas_opt_12.c | 1 +
> gcc/testsuite/gcc.target/aarch64/erratas_opt_13.c | 1 +
> gcc/testsuite/gcc.target/aarch64/erratas_opt_14.c | 1 +
> gcc/testsuite/gcc.target/aarch64/erratas_opt_15.c | 1 +
> gcc/testsuite/gcc.target/aarch64/erratas_opt_2.c | 1 +
> gcc/testsuite/gcc.target/aarch64/erratas_opt_3.c | 1 +
> gcc/testsuite/gcc.target/aarch64/erratas_opt_4.c | 1 +
> gcc/testsuite/gcc.target/aarch64/erratas_opt_5.c | 1 +
> gcc/testsuite/gcc.target/aarch64/erratas_opt_6.c | 1 +
> gcc/testsuite/gcc.target/aarch64/erratas_opt_7.c | 1 +
> gcc/testsuite/gcc.target/aarch64/erratas_opt_8.c | 1 +
> gcc/testsuite/gcc.target/aarch64/erratas_opt_9.c | 1 +
> 16 files changed, 16 insertions(+)
>
> diff --git a/gcc/testsuite/gcc.target/aarch64/erratas_opt_0.c
> b/gcc/testsuite/gcc.target/aarch64/erratas_opt_0.c
> index 14ad5823a45db..74d3cbc168720 100644
> --- a/gcc/testsuite/gcc.target/aarch64/erratas_opt_0.c
> +++ b/gcc/testsuite/gcc.target/aarch64/erratas_opt_0.c
> @@ -1,4 +1,5 @@
> /* { dg-do link } */
> +/* { dg-skip-if "uses vxlink" { *-*-vxworks* } } */
> /* { dg-additional-options "-mcpu=neoverse-v1 -mfix-cortex-a53-835769 -###"
> } */
>
> int main()
> diff --git a/gcc/testsuite/gcc.target/aarch64/erratas_opt_1.c
> b/gcc/testsuite/gcc.target/aarch64/erratas_opt_1.c
> index 6d4af751accc5..6cf435103199e 100644
> --- a/gcc/testsuite/gcc.target/aarch64/erratas_opt_1.c
> +++ b/gcc/testsuite/gcc.target/aarch64/erratas_opt_1.c
> @@ -1,4 +1,5 @@
> /* { dg-do link } */
> +/* { dg-skip-if "uses vxlink" { *-*-vxworks* } } */
> /* { dg-additional-options "-mfix-cortex-a53-835769 -###" } */
>
> int main()
> diff --git a/gcc/testsuite/gcc.target/aarch64/erratas_opt_10.c
> b/gcc/testsuite/gcc.target/aarch64/erratas_opt_10.c
> index 751493ec12603..9a63cf8f217e8 100644
> --- a/gcc/testsuite/gcc.target/aarch64/erratas_opt_10.c
> +++ b/gcc/testsuite/gcc.target/aarch64/erratas_opt_10.c
> @@ -1,4 +1,5 @@
> /* { dg-do link } */
> +/* { dg-skip-if "uses vxlink" { *-*-vxworks* } } */
> /* { dg-additional-options "-mfix-cortex-a53-843419 -mcpu=neoverse-v1 -###"
> } */
>
> int main()
> diff --git a/gcc/testsuite/gcc.target/aarch64/erratas_opt_11.c
> b/gcc/testsuite/gcc.target/aarch64/erratas_opt_11.c
> index 430dbf48c02be..844fefa2ed441 100644
> --- a/gcc/testsuite/gcc.target/aarch64/erratas_opt_11.c
> +++ b/gcc/testsuite/gcc.target/aarch64/erratas_opt_11.c
> @@ -1,4 +1,5 @@
> /* { dg-do link } */
> +/* { dg-skip-if "uses vxlink" { *-*-vxworks* } } */
> /* { dg-additional-options "-march=armv9-a -mfix-cortex-a53-843419 -###" } */
>
> int main()
> diff --git a/gcc/testsuite/gcc.target/aarch64/erratas_opt_12.c
> b/gcc/testsuite/gcc.target/aarch64/erratas_opt_12.c
> index 8ffd54f389733..818d249c80efa 100644
> --- a/gcc/testsuite/gcc.target/aarch64/erratas_opt_12.c
> +++ b/gcc/testsuite/gcc.target/aarch64/erratas_opt_12.c
> @@ -1,4 +1,5 @@
> /* { dg-do link } */
> +/* { dg-skip-if "uses vxlink" { *-*-vxworks* } } */
> /* { dg-additional-options "-mfix-cortex-a53-843419 -march=armv9-a -###" } */
>
> int main()
> diff --git a/gcc/testsuite/gcc.target/aarch64/erratas_opt_13.c
> b/gcc/testsuite/gcc.target/aarch64/erratas_opt_13.c
> index e027787c1ccdb..20a3be98f9efd 100644
> --- a/gcc/testsuite/gcc.target/aarch64/erratas_opt_13.c
> +++ b/gcc/testsuite/gcc.target/aarch64/erratas_opt_13.c
> @@ -1,4 +1,5 @@
> /* { dg-do link } */
> +/* { dg-skip-if "uses vxlink" { *-*-vxworks* } } */
> /* { dg-additional-options "-mcpu=cortex-a53 -mfix-cortex-a53-843419 -###" }
> */
>
> int main()
> diff --git a/gcc/testsuite/gcc.target/aarch64/erratas_opt_14.c
> b/gcc/testsuite/gcc.target/aarch64/erratas_opt_14.c
> index 0c44aecc77f21..227f67762ad38 100644
> --- a/gcc/testsuite/gcc.target/aarch64/erratas_opt_14.c
> +++ b/gcc/testsuite/gcc.target/aarch64/erratas_opt_14.c
> @@ -1,4 +1,5 @@
> /* { dg-do link } */
> +/* { dg-skip-if "uses vxlink" { *-*-vxworks* } } */
> /* { dg-additional-options "-march=armv8-a -mfix-cortex-a53-843419 -###" } */
>
> int main()
> diff --git a/gcc/testsuite/gcc.target/aarch64/erratas_opt_15.c
> b/gcc/testsuite/gcc.target/aarch64/erratas_opt_15.c
> index 015c507a655d8..677edb5ff582c 100644
> --- a/gcc/testsuite/gcc.target/aarch64/erratas_opt_15.c
> +++ b/gcc/testsuite/gcc.target/aarch64/erratas_opt_15.c
> @@ -1,4 +1,5 @@
> /* { dg-do link } */
> +/* { dg-skip-if "uses vxlink" { *-*-vxworks* } } */
> /* { dg-additional-options "-mcpu=neoverse-v1 -march=armv8-a
> -mfix-cortex-a53-843419 -###" } */
>
> int main()
> diff --git a/gcc/testsuite/gcc.target/aarch64/erratas_opt_2.c
> b/gcc/testsuite/gcc.target/aarch64/erratas_opt_2.c
> index 4f222863db66c..1d12413b2b3a3 100644
> --- a/gcc/testsuite/gcc.target/aarch64/erratas_opt_2.c
> +++ b/gcc/testsuite/gcc.target/aarch64/erratas_opt_2.c
> @@ -1,4 +1,5 @@
> /* { dg-do link } */
> +/* { dg-skip-if "uses vxlink" { *-*-vxworks* } } */
> /* { dg-additional-options "-mfix-cortex-a53-835769 -mcpu=neoverse-v1 -###"
> } */
>
> int main()
> diff --git a/gcc/testsuite/gcc.target/aarch64/erratas_opt_3.c
> b/gcc/testsuite/gcc.target/aarch64/erratas_opt_3.c
> index 6d5ce42667069..ff29157b6f732 100644
> --- a/gcc/testsuite/gcc.target/aarch64/erratas_opt_3.c
> +++ b/gcc/testsuite/gcc.target/aarch64/erratas_opt_3.c
> @@ -1,4 +1,5 @@
> /* { dg-do link } */
> +/* { dg-skip-if "uses vxlink" { *-*-vxworks* } } */
> /* { dg-additional-options "-march=armv9-a -mfix-cortex-a53-835769 -###" } */
>
> int main()
> diff --git a/gcc/testsuite/gcc.target/aarch64/erratas_opt_4.c
> b/gcc/testsuite/gcc.target/aarch64/erratas_opt_4.c
> index 29f994ce696f7..69d62ddab8248 100644
> --- a/gcc/testsuite/gcc.target/aarch64/erratas_opt_4.c
> +++ b/gcc/testsuite/gcc.target/aarch64/erratas_opt_4.c
> @@ -1,4 +1,5 @@
> /* { dg-do link } */
> +/* { dg-skip-if "uses vxlink" { *-*-vxworks* } } */
> /* { dg-additional-options "-mfix-cortex-a53-835769 -march=armv9-a -###" } */
>
> int main()
> diff --git a/gcc/testsuite/gcc.target/aarch64/erratas_opt_5.c
> b/gcc/testsuite/gcc.target/aarch64/erratas_opt_5.c
> index 04b17062cefa9..f2660a7e79dda 100644
> --- a/gcc/testsuite/gcc.target/aarch64/erratas_opt_5.c
> +++ b/gcc/testsuite/gcc.target/aarch64/erratas_opt_5.c
> @@ -1,4 +1,5 @@
> /* { dg-do link } */
> +/* { dg-skip-if "uses vxlink" { *-*-vxworks* } } */
> /* { dg-additional-options "-mcpu=cortex-a53 -mfix-cortex-a53-835769 -###" }
> */
>
> int main()
> diff --git a/gcc/testsuite/gcc.target/aarch64/erratas_opt_6.c
> b/gcc/testsuite/gcc.target/aarch64/erratas_opt_6.c
> index 2c71c27f9571f..4bea52f1ec5bf 100644
> --- a/gcc/testsuite/gcc.target/aarch64/erratas_opt_6.c
> +++ b/gcc/testsuite/gcc.target/aarch64/erratas_opt_6.c
> @@ -1,4 +1,5 @@
> /* { dg-do link } */
> +/* { dg-skip-if "uses vxlink" { *-*-vxworks* } } */
> /* { dg-additional-options "-march=armv8-a -mfix-cortex-a53-835769 -###" } */
>
> int main()
> diff --git a/gcc/testsuite/gcc.target/aarch64/erratas_opt_7.c
> b/gcc/testsuite/gcc.target/aarch64/erratas_opt_7.c
> index bea4629af1e74..837857ed8a410 100644
> --- a/gcc/testsuite/gcc.target/aarch64/erratas_opt_7.c
> +++ b/gcc/testsuite/gcc.target/aarch64/erratas_opt_7.c
> @@ -1,4 +1,5 @@
> /* { dg-do link } */
> +/* { dg-skip-if "uses vxlink" { *-*-vxworks* } } */
> /* { dg-additional-options "-mcpu=neoverse-v1 -march=armv8-a
> -mfix-cortex-a53-835769 -###" } */
>
> int main()
> diff --git a/gcc/testsuite/gcc.target/aarch64/erratas_opt_8.c
> b/gcc/testsuite/gcc.target/aarch64/erratas_opt_8.c
> index 27c2da0c44aee..282b1215622b1 100644
> --- a/gcc/testsuite/gcc.target/aarch64/erratas_opt_8.c
> +++ b/gcc/testsuite/gcc.target/aarch64/erratas_opt_8.c
> @@ -1,4 +1,5 @@
> /* { dg-do link } */
> +/* { dg-skip-if "uses vxlink" { *-*-vxworks* } } */
> /* { dg-additional-options "-mcpu=neoverse-v1 -mfix-cortex-a53-843419 -###"
> } */
>
> int main()
> diff --git a/gcc/testsuite/gcc.target/aarch64/erratas_opt_9.c
> b/gcc/testsuite/gcc.target/aarch64/erratas_opt_9.c
> index e930e59e3a076..25195c034bee7 100644
> --- a/gcc/testsuite/gcc.target/aarch64/erratas_opt_9.c
> +++ b/gcc/testsuite/gcc.target/aarch64/erratas_opt_9.c
> @@ -1,4 +1,5 @@
> /* { dg-do link } */
> +/* { dg-skip-if "uses vxlink" { *-*-vxworks* } } */
> /* { dg-additional-options "-mfix-cortex-a53-843419 -###" } */
>
> int main()
>
> --
> Alexandre Oliva, happy hacker https://blog.lx.oliva.nom.br/
> Free Software Activist FSFLA co-founder GNU Toolchain Engineer
> More tolerance and less prejudice are key for inclusion and diversity.
> Excluding neuro-others for not behaving ""normal"" is *not* inclusive!
