Hi,
On Tue, Mar 25 2025, Sam James wrote:
> r15-7961-gdc47161c1f32c3 fixes a typo in ao_compare::compare_ao_refs
> but there wasn't a testcase available at the time. Now there is.
>
> Thanks to Andrew for the testcase.
>
> gcc/testsuite/ChangeLog:
> PR testsuite/119382
>
> * gcc.dg/ipa/ipa-icf-40.c: New test.
>
> Co-authored-by: Andrew Pinski <quic_apin...@quicinc.com>
> ---
> OK? Fails with that commit reverted.
Yes, OK. And thanks a lot.
Martin
>
> gcc/testsuite/gcc.dg/ipa/ipa-icf-40.c | 16 ++++++++++++++++
> 1 file changed, 16 insertions(+)
> create mode 100644 gcc/testsuite/gcc.dg/ipa/ipa-icf-40.c
>
> diff --git a/gcc/testsuite/gcc.dg/ipa/ipa-icf-40.c
> b/gcc/testsuite/gcc.dg/ipa/ipa-icf-40.c
> new file mode 100644
> index 000000000000..ab328ba33412
> --- /dev/null
> +++ b/gcc/testsuite/gcc.dg/ipa/ipa-icf-40.c
> @@ -0,0 +1,16 @@
> +/* { dg-do compile } */
> +/* { dg-options "-O2 -fdump-ipa-icf-optimized" } */
> +
> +int c0 = 0;
> +typedef int v4si __attribute__((vector_size(4*sizeof(int))));
> +v4si a;
> +int f()
> +{
> + return a[c0];
> +}
> +int g()
> +{
> + return a[c0];
> +}
> +
> +/* { dg-final { scan-ipa-dump "optimized: Semantic equality
> hit:f/\[0-9+\]+->g/\[0-9+\]+" "icf" } } */
>
> base-commit: 127a24ede2f82eafecb5eb142e21dbda38d06c18
> --
> 2.49.0
